Holotype:

Locality: Calavados Department, Normandy, North West France.

Horizon:

Biostratigraphy:

Age: Lower Lias Epoch, Early Early Jurassic.

Material: Vertebrae.

Referred material:

HUENE, 1908

Locality: Aust Cliff, Avon (ST 565895-ST 572901, Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon: Westbury Formation, ‘Rhaetic bone bed’.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

Number: Not given:

_____________________________________________________________________________________

Species: pentagonus CUVIER, 1824 (nomen dubium)
Etymology:

Holotype:

Locality: Calvados Department, Normandy, North West France.

Horizon:

Biostratigraphy:

Age: Lower Lias Epoch, Early Early Jurassic.

Material: Vertebrae.

_____________________________________________________________________________________

Species: carinatus CUVIER, 1824 (nomen dubium)
Etymology:
= Colymbosaurus carinatus (CUVIER, 1824) (nomen dubium)
= Plesiosaurus biangulatus Cope, 1870 
= Plesiosaurus giganulatus COPE, (sic)

Holotype:

Locality: Boulogne, France.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Cervical vertebra.

Referred material:

= Plesiosaurus carinatus CUVIER, 1829, non PHILLIPS, 1871
= Thaumatosaurus carinatus (CUVIER, 1829, non PHILLIPS, 1871)
Etymology:

Holotype:

Locality: Boulannais, France.

Horizon: Portlandian.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

= Plesiosaurus carinatus CUVIER, 1839 non PHILLIPS, 1871 non CUVIER, 1829 (nomen dubium)
Etymology:
= Rhomaleosaurus carinatus (CUVIER, 1839) PERSSON, 1963 (nomen dubium)

Holotype:

Locality: Shotover, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Vertebrae.

Referred material:

PERSSON

Locality: Boulogne-sur-mer, Pas-de-Calais Department, France.

Horizon:

Biostratigraphy:

Age: Middle Kimmeridgian Stage, Middle Malm, Late Jurassic.

Material:

Number: Not given: Vertebrae.

_____________________________________________________________________________________

Species: pachyomus OWEN, 1839 (nomen dubium)
Etymology:

Holotype:

Locality: Reach, 6 miles from Cambridge, Cambridgeshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Propodial.

Referred material:

CORROY, 1922

Locality: Paris, France.

Horizon:

Biostratigraphy:

Age:Albian Stage, Middle Gallic Epoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Teeth.

 

OWEN, 1850

Locality: Upper Chalk pit at Houghton, near Arundel, Sussex County, England, Southern United Kingdom.

Horizon: Chalk.

Biostratigraphy:

Age: Late Cretaceous.

Material:

Number: Not given: Teeth and vertebrae.

 

SAUVAGE, 1882

Locality: Gault, France.

Horizon:

Biostratigraphy: Ammonites mammillairs zone.

Age: Early Cretaceous.

Material:

Number: Not given: Cervical, dorsal vertebrae.

_____________________________________________________________________________________

Species: costatus OWEN, 1840 (nomen dubium)
Etymology:

Holotype: BRSMG Cb 2457

Locality: Aust Cliff, Avon (ST 565895-ST 572901, Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon: Westbury Formation, ‘Rhaetic bone bed’.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material: Teeth and vertebrae. (Now destroyed)

Referred material:

HUENE, 1908

Locality: Aust Cliff, Avon (ST 565895-ST 572901, Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon: Westbury Formation, ‘Rhaetic bone bed’.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

Number: Not given:

OWEN, 1854

Locality: Lyme Regis coast, Pinhay Bay- Charmouth, (SY 3291-SY 3794), Dorset County, England, Southern United Kingdom.

Horizon:

Biostratigraphy: Caenisites obtusum zone.

Age: Hettangian-Pliensbachian Stage, Lower Lias Epoch, Early Early Jurassic.

Material:

Museum of the Royal College of Surgeons 250: Anterior dorsal vertebra.

 

SAUVAGE, 1882

Locality: Autun, Saone-et-Loire Department, France.

Horizon:

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

Number: Not given: Cervical vertebrae.

_____________________________________________________________________________________

Species: dibothrius OWEN, 1840 (nomen dubium)
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:
_____________________________________________________________________________________

Species: subtrigonus OWEN, 1840(nomen dubium)
Etymology:

Holotype:

Locality: Weston County, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Lower Lias Epoch, Early Jurassic.

Material: Vertebrae.

Referred material:

Locality: Bridport, Dorset County, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Lias Epoch, Early Jurassic.

Material:

Number: Not given: Vertebra.

_____________________________________________________________________________________

Species: macromus OWEN, 1840 (nomen dubium)
Etymology:

Holotype: Oxford University Museum.

Locality: Lyme Regis coast, Pinhay Bay- Charmouth, (SY 3291-SY 3794), Dorset County, England, Southern United Kingdom.

Horizon:

Biostratigraphy: Caenisites obtusum zone.

Age: Hettangian-Pliensbachian Stage, Lower Lias Epoch, Early Early Jurassic.

Material: Imperfect skeleton.
_____________________________________________________________________________________

Species: affinis OWEN, 1840 (nomen dubium)
Etymology:

Holotype:

Locality: Heddington, Wiltshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Limb bones.
_____________________________________________________________________________________

Species: fahrenkohlii FISCHER de WALDHEIM, 1846 (nomen dubium)
Etymology:
= Muraenosaurus fahrenkohlii (FISCHER de WALDHEIM, 1846) (nomen dubium)

Holotype:

Locality: Moscow Region, European Russia.

Horizon: Volgian.

Biostratigraphy:

Age: Late Jurassic.

Material: Vertebra.
_____________________________________________________________________________________
Species: truncatus OWEN, 1854 (nomen dubium)
Etymology:
= Cimoliosaurus truncates (OWEN, 1854) LYDEKKER, 1889 (nomen dubium)
= Muraenosaurus truncates (OWEN, 1854) SAUVAGE, 1911 (nomen dubium)

Holotype: ROYAL COLLEGE OF SURGEONS 228

Locality: Shotover, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Cervical centrum of a juvenile. It was destroyed by a fire.

Referred material:

ROYAL COLLEGE OF SURGEONS 229: Cervical centrum.

 

OWEN, 1854

Locality: Unknown, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Unknown, Late Jurassic.

Material:

ROYAL COLLEGE OF SURGEONS 230: Fragmentary cervical centrum.

= Muraenosaurus truncatus LYDEKKER, 1889 (nomen dubium)
Etymology:
= Cimoliasaurus truncatus (LYDEKKER 1889) (nomen dubium)

Holotype:

Locality: Unnamed locality in Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Cervical centrum.

Referred material:

DELAIR, 1959

Locality: Unknown, Dorset County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

BMNH R1670: Left radius and ulna.

 

Locality: Isle of Portland, Dorset County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

BMNH R1682: A large humerus.

 

Locality: At or near Weymouth, Dorset County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Cervical and dorsal vertebrae.

 

Locality: Isle of Portland, Weymouth, Dorset County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Cervical and dorsal vertebrae.

 

Locality: Kimmeridge Bay, Dorset County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Cervical and dorsal vertebrae.

 

DELAIR & WIMBLEDON, 1993

Locality: Shotover, Oxfordshire County, England, Southern United Kingdom.

Horizon: ‘oolite’, Portland Stone.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

Number: Not given: Centra.

aff truncatus

Locality: Swindon, Wiltshire, Dorset County, England, Southern United Kingdom.

Horizon: ‘stone’, Portland Stone.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

SwM: Centrum.

 

PERSSON

Locality: Boulogne-sur-mer, Pas-de-Calais Department, France.

Horizon:

Biostratigraphy:

Age: Lower Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Vertebrae.

 

_____________________________________________________________________________________

Species: levis OWEN, 1854 (nomen dubium)
Etymology:

Syntypes: ROYAL COLLEGE OF SURGEONS 245 and 246

Locality: Shotover Hill, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: 2 dorsal vertebrae that was destroyed by a fire.

Referred material:

ROYAL COLLEGE OF SURGEONS 247: Dorsal centrum.
Note: May not belong to this specimen.

_____________________________________________________________________________________

Species: dibothrius OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 252

Locality: Aust Passagen, near Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Late Triassic.

Material: A fragmentary cervical vertebra.
_____________________________________________________________________________________

Species: latispinus OWEN, 1854 (nomen dubium)
Etymology:

Holotype:

Locality: Kent County, England, Southern United Kingdom.

Horizon: Lower Greensand Formation.

Biostratigraphy:

Age: Aptian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: 2 cervical vertebrae.

Referred material:

OWEN, 1854

ROYAL COLLEGE OF SURGEONS 251: Cast of type.

 

CORROY, 1922,

Locality: Paris, France.

Horizon:

Biostratigraphy:

Age: Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Teeth.

 

OWEN, 1864

Locality: Iguanodon Quarry, near Maidstone, Kent County, England, Southern United Kingdom.

Horizon: Lower Greensand.

Biostratigraphy:

Age: Aptian-lowermost Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Cervical vertebra, posterior centra, right iliac bone and portion of left coracoid.

 

PERSSON

Locality: Lonely Island, In the Kara Sea, Arctic.

Horizon:

Biostratigraphy:

Age: Aptian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Vertebrae.

 

SAUVAGE, 1882

Locality: Louppy, Meuse Department, France.

Horizon:

Biostratigraphy: Ammonites mammilaris zone.

Age: Early Cretaceous.

Material:

Number: Not given: Cervical vertebrae.

_____________________________________________________________________________________

Species: depressicostatus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 231

Locality: Unknown, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Unknown.

Material: 3 cervical vertebrae.

Referred material:

ROYAL COLLEGE OF SURGEONS 232: A fragmentary dorsal vertebra.

_____________________________________________________________________________________

Species: leptopleuron OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 234

Locality: Unknown, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Unknown.

Material: Anterior cervical vertebra.

Referred material:

ROYAL COLLEGE OF SURGEONS 235: A cervical vertebra.

_____________________________________________________________________________________

Species: subconcavus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 236

Locality: Somersetshire County, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Lias Epoch, Early Jurassic.

Material: A basel cervical vertebra.

Note: STORRS, 1994

Locality: Linksfield, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material: Cervical vertebra.

Referred material:

ROYAL COLLEGE OF SURGEONS 237: A dorsal vertebra.

_____________________________________________________________________________________

Species: compressus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 238

Locality: Somersetshire County, England, Southern United Kingdom.

Horizon:

Biostratigraphy:

Age: Lias Epoch, Early Jurassic.

Material: A dorsal vertebra.
_____________________________________________________________________________________

Species: subplanus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 239

Locality: Oxfordshire County, England, Southern United Kingdom.

Horizon: Oolite.

Biostratigraphy:

Age: Late Jurassic.

Material: Anterior cervical vertebra.

Referred material:

ROYAL COLLEGE OF SURGEONS 240: Cervical centrum.

ROYAL COLLEGE OF SURGEONS 241: Cervical centrum.

_____________________________________________________________________________________

Species: pectopleuron OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 242

Locality: Foxcomb Hill, Oxfordshire County, England, Southern United Kingdom.

Horizon: Oolitic Limestone.

Biostratigraphy:

Age: Late Jurassic.

Material: Cervical centrum.

Referred material:

ROYAL COLLEGE OF SURGEONS 243: Cervical centrum.

ROYAL COLLEGE OF SURGEONS 244: Caudal centrum.

_____________________________________________________________________________________

Species: brevis OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 249

Locality: Wiltshire, England, Southern United Kingdom.

Horizon: Oxford Clay.

Biostratigraphy:

Age: Callovian Stage, Upper Dogger Epoch, Late Jurassic.

Material: Cervical centrum that was destroyed by a fire.
_____________________________________________________________________________________

Species: megapleuron OWEN, 1854 (nomen dubium)
Etymology:
= Colymbosaurus megapleuron (OWEN, 1854) DELAIR, 1959 (nomen dubium)

Holotype: ROYAL COLLEGE OF SURGEONS 233

Locality: Unknown, ?Isle of Portland, Dorset County, England, Southern United Kingdom.

Horizon: ?Portlandian.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: 4 cervical vertebrae that was destroyed by a fire.
_____________________________________________________________________________________

Species: subdepressus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: ROYAL COLLEGE OF SURGEONS 248

Locality: Nuneham, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Cervical centrum that was destroyed by a fire.
_____________________________________________________________________________________

Species: platydeirus OWEN, 1854 (nomen dubium)
Etymology:

Holotype: Museum of the Royal College of Surgeons 226

Locality: Lyme Regis coast, Pinhay Bay- Charmouth, (SY 3291-SY 3794), Dorset County, England, Southern United Kingdom.

Horizon:

Biostratigraphy: Caenisites obtusum zone.

Age: Hettangian-Pliensbachian Stage, Lower Lias Epoch, Early Early Jurassic.

Material: Cervical and caudal centra.

Referred material:

ROYAL COLLEGE OF SURGEONS 227: Caudal vertebra.

_____________________________________________________________________________________

Species: gurgitis PICTET & RENEVIER, 1858 (nomen dubium)
Etymology:

Holotype:

Locality: Perte du Rhone, France.

Horizon:

Biostratigraphy:

Age: Lower Aptian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Middle Cretaceous.

Material: Centrum.

Referred material:

PERSSON

Locality: St. Croix, Switzerland.

Horizon:

Biostratigraphy:

Age: Neocomian Subepoch, or Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Vertebrae.

_____________________________________________________________________________________

Species: suevicus QUENSTEDT, 1858 (nomen dubium)
Etymology:

Holotype:

Locality: Frittlingen, Baden-Wurttemberg State, South Germany.

Horizon:

Biostratigraphy:

Age: Upper Lias Epoch, Late Early Jurassic.

Material: Vertebrae.

From DAMES, 1895, lateral and ventral views.
_____________________________________________________________________________________

Species: posidoniae QUENSTEDT, 1858 (nomen dubium)
Etymology:

Holotype:

Locality: Reutlingen, Baden-Wurttemberg State, South Germany.

Horizon:

Biostratigraphy:

Age: Upper Lias Epoch, Late Early Jurassic.

Material: Limb bones.
_____________________________________________________________________________________

Species: neocomiensis PICTET & CAMPICHE, 1860 (nomen dubium)
Etymology:

Holotype:

Locality: Switzerland.

Horizon:

Biostratigraphy:

Age: Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material: 3 dorsal centra.

Referred material:

CORROY, 1922

Locality: Ergiselles, Yonne, Sant-Dizier, Wassy, Haute-Marne Department, France.

Horizon:

Biostratigraphy:

Age: Neocomian Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given:

OWEN, 1864

Locality: Cambridgeshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material:

Number: Not given: Cervical, and dorsal centra, femur and humerus.

 

PERSSON

Locality: St. Croix, Switzerland.

Horizon:

Biostratigraphy:

Age: Neocomian Subepoch, Lower Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Vertebrae.

 

Locality: The oblast of Saratov, European Russia.

Horizon:

Biostratigraphy:

Age: Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Vertebrae.

 

WOODS, 1891

Locality: Upware, Cambridgeshire County, England, Southern United Kingdom.

Horizon: Lower Greensand.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Woodwardian Museum: Vertebra.

_____________________________________________________________________________________

Species: planispondylus DAMON, 1860 (nomen dubium)
Etymology:

Syntypes:

Locality: Dorset County, England, Southern United Kingdom.

Horizon: Oxford Clay.

Biostratigraphy:

Age: Callovian Stage, Upper Dogger Epoch, Late Jurassic.

Material: Saurian bones, now lost.
_____________________________________________________________________________________

Species: platydeirus OWEN, 1860 (nomen dubium)
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:
_____________________________________________________________________________________

Species: australis OWEN 1861 (partim)
Etymology:
= Cimoliasaurus australis (OWEN, 1861) LYDEKKER, 1899 (nomen dubium) (partim)
= Elasmosaurus australis (OWEN, 1861) HORNIBROOK, 1962 (nomen dubium) (partim)

Lectotype: BMNH 36074

Locality: Waipara River or Bobys Stream, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: 2 posterior cervical centra.

Referred material:

BMNH 36075: Dorsal vertebrae and ribs.

_____________________________________________________________________________________

Species: neogaeus (BURMEISTER, 1861) HUENE, 1927 (nomen dubium)
Etymology:
= Teleosaurus neogaeus BURMEISTER, 1861(nomen dubium) Note: Crocodilius neogaeus?

Holotype:

Locality: Cerro Blanco, Argentina.

Horizon:

Biostratigraphy:

Age: Upper Lias Epoch, Late Early Jurassic.

Material: Dorsal vertebra.
_____________________________________________________________________________________

Species: plesiosaurus trigonalis OWEN, 1864 (nomen dubium)
Etymology:

Holotype:

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.
_____________________________________________________________________________________

Species: cynodeirus SEELEY, 1869 (nomen dubium)
Etymology:

Holotype: Woodwardian Museum.

Locality: Cambridge, Cambridgeshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.
_____________________________________________________________________________________

Species: euryspondylus SEELEY, 1869 (nomen dubium)
Etymology:

Holotype: Woodwardian Museum.

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.
_____________________________________________________________________________________

Species: microdeirus SEELEY, 1869 (nomen dubium)
Etymology:

Holotype: Woodwardian Museum.

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.

Referred material:

WOODS, 1891

Locality: Wicken, Cambridgeshire County, England, Southern United Kingdom.

Horizon: Lower Greensand.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Woodwardian Museum: Cervical vertebra.

_____________________________________________________________________________________

Species: ophiodeirus SEELEY, 1869 (nomen dubium)
Etymology:

Holotype:

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.
_____________________________________________________________________________________

Species: poecilospondylus SEELEY, 1869 (nomen dubium)
Etymology:

Holotype: Woodwardian Museum.

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: 8 dorsal vertebrae.
_____________________________________________________________________________________

Species: platyderius SEELEY, 1869 non OWEN, 1854
Etymology:

Holotype: Woodwardian Museum.

Locality: Cambridge, Cambridgshire County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Middle Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Vertebrae.
_____________________________________________________________________________________

Species: crassicostatus OWEN, 1870 (partim) (nomen vanum)
Etymology:

Lectotype: DM R1547

Locality: Bobys Stream, Waipara River, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Distal end of a small propodial.

Referred material:

Locality: Haumuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

DM R1539: Distal end of a humerus.

_____________________________________________________________________________________

Species: erraticus PHILLIPS, 1871 (nomen dubium)
Etymology:

Holotype:

Locality: Stonesfield, (SP 387171), Oxfordshire County, England, Southern United Kingdom.

Horizon: Stonesfield Member, Sharps Hill Formation.

Biostratigraphy:

Age: Middle Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.

Material: Fragmentary mandible?, vertebrae, and limb elements?
_____________________________________________________________________________________

Species: hexagonalis PHILLIPS, 1871 (nomen dubium)
Etymology:

Holotype: UMO J 12068

Locality: Cowley Pit, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Caudal centrum.
_____________________________________________________________________________________

Species: infraplanus PHILLIPS, 1871 (nomen dubium)
Etymology:

Syntypes: UMO J12069, J 12087 and J 12088

Locality: Stanford, Birll and Shotover (respectively), Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm, Late Jurassic.

Material: Isolated single cervical centra.
_____________________________________________________________________________________

Species: validus PHILLIPS, 1871 (nomen dubium)
Etymology:

Syntypes: OUM J2854-6

Locality: Chawley Brick Pit, Hurst Hill, Cumnor, National Grid reference SP 475 043, 2. 5 miles WSW of the centre of Oxfordshire County, England, Southern United Kingdom.

Horizon: Upper Lower Kimmeridge.

Biostratigraphy: Aulacostrephanus pseudomutablilis zone.

Age: Early Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: 15 cervical vertebrae from the Kimmeridge Clay of Cumnor, Oxfordshire, together with cervical, dorsal and caudal vertebrae.

Referred material:

From other Kimmeridge Clay sites including Baldon, Oxford, these latter syntypes cannot now be distinguished from other unlabelled material in the Museum.

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Species: winspitensis SEELEY, 1871 (nomen dubium)
Etymology:

Holotype: SMC J5345-6

Locality: Winspit, Isle of Purbeck, Dorset County, England, Southern United Kingdom.

Horizon: Portland Stone.

Biostratigraphy:

Age: Middle Tithonain Stage, Upper Malm Epoch, Late Jurassic.

Material: 2 associated cervical vertebrae and a pectoral vertebrae?
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Species: ellipsospondylus PHILLIPS, 1871 (nomen dubium)
Etymology:

Holotype: UMO J 12083 and J 25942-9

Locality: Shotover, Oxfordshire County, England, Southern United Kingdom.

Horizon: Kimmeridge Clay.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: 9 cervical vertebrae.

Referred material:

Locality: Auvringhen, France.

Horizon:

Biostratigraphy:

Age: Upper Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Vertebrae.

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Species: plicatus PHILLIPS, 1871 (nomen dubium)
Etymology:
= Cimoliasaurus plicatus (PHILLIPS, 1871) LYDEKKER, 1889 (nomen dubium)
= Muraenosaurus plicatus (PHILLIPS, 1871) SAUVAGE, 1879?(nomen dubium)

Holotype: UMO J25929-41

Locality: St Clements, near Oxford, Oxfordshire County, England, Southern United Kingdom.

Horizon: Oxford Clay.

Biostratigraphy:

Age: Callovian Stage, Upper Dogger Epoch, Late Jurassic.

Material: 8 cervical and 5 dorsal vertebrae.

Referred material:

Locality: Montaubert, France.

Horizon:

Biostratigraphy: Erymnoceras coronatum zone.

Age: Middle Callovian Stage, Upper Dogger Epoch, Middle Jurassic.

Material:

Number: Not given: Vertebrae.

 

DELAIR, 1959

Locality: Weymouth, Dorset County, England, Southern United Kingdom.

Horizon: Oxford Clay.

Biostratigraphy:

Age: Callovian Stage, Upper Dogger Epoch, Late Jurassic.

Material:

BMNH 44187: Cervical centrum.

 

DELAIR & WIMBLEDON, 1995

Locality: Brill, Buckinghampshire County, England, Southern United Kingdom.

Horizon: Lowest Beds, Portland Stone.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

OUM: Centrum.

 

Locality: Shotover, Oxfordshire County, England, Southern United Kingdom.

Horizon: ‘oolite’, Portland Stone.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

Number: Not given: Centra.

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Species: occiduus LEIDY, 1873 (nomen dubium)
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:
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Species: holmesi HECTOR, 1874 (partim) (nomen vanum)
Etymology:
= Cimoliasaurus holmesi (HECTOR, 1874) (partim) (nomen vanum)
= Elasmosaurus holmesi (HECTOR, 1874) (partim) (nomen vanum)

Paralectotype: CM zfr 33

Locality: Waipara River, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Anterior sacral centrum.
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Species: traversi HECTOR, 1874 (nomen vanum)
Etymology:

Syntypes: 5a, 5b and 5c of HECTOR 1874

Locality: Haumuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

5a: 9 cervical vertebrae.

5b: 4 vertebrae and a tooth.

5c: 4 vertebrae and a chevron.
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Species: morinicus SAUVAGE, 1879 (nomen dubium)
Etymology:
= Thaumatosaurus morinicus (SAUVAGE, 1879) SAUVAGE, 1910-12 (nomen dubium)
= Rhomaleosaurus morinicus (SAUVAGE, 1879) (nomen dubium)

Holotype:

Locality: Boulogne-sur-mer, Pas-de-Calais Department, France.

Horizon:

Biostratigraphy: Aulacostephanus pseudomutabilis zone.

Biostratigraphy:

Age: Middle Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Vertebrae.
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Species: phillipsi SAUVAGE, 1879 (nomen dubium)
Etymology:
= Plesiosaurus carinatus PHILLIPS, 1871 non CUVIER, 1829

Holotype or Syntypes: UMO J 12070 and J 25920-7

Locality: Quainton, Buckinghamshire County, England, Southern United Kingdom.

Horizon: Portlandian.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: 2 pectoral and 6 dorsal vertebrae.

Referred material:

Locality: Boulogne-sur-mer, Pas-de-Calais Department, France.

Horizon: Upper Portlandian.

Biostratigraphy:

Age: Middle Tithonian Stage, Middle Malm Epoch, Late Jurassic.

Material:

Number: Not given: Vertebrae.

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Species: bitractensis SAUVAGE, 1883 (nomen dubium)
Etymology:

Holotype:

Locality: Westbury-on-Severn, Gloucestershire County, England, Southern United Kingdom.

Horizon: Rhaetic or Lower Lias.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic or Lower Lias Epoch, Early Jurassic.

Material: Vertebrae.

Referred material:

HUENE, 1908

Locality: Aust Cliff, Avon (ST 565895-ST 572901, Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon: Westbury Formation, ‘Rhaetic bone bed’.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

Number: Not given:

 

SAUVAGE, 1882

Locality: Autun, Saone-et-Loire Department, France.

Horizon:

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

Number: Not given: Cervical and dorsal vertebrae.

 

STORRS, 1994/LYDEKKER, 1889

Locality: Aust Cliff, Avon (ST 565895-ST 572901, Bristol, Gloucestershire County, England, Southern United Kingdom.

Horizon: Westbury Formation.

Biostratigraphy:

Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.

Material:

BMNH R40117: Vertebrae.

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Species: degenhardti KOKEN, 1887 (nomen dubium)
Etymology:

Holotype:

Locality: Gerdemann & Co brick-works clay pit, northeast of Gronau (Westfalen), North Rhine-Westphalia State, Germany.

Horizon: Isterberg Formation ("Wealden 6"), Bückebertg Group.

Biostratigraphy: Pachycytheridea trapezoidalis ostracod zone.

Age: Uppermost Berriasian Stage, Lower Neocomian Substage, Early Cretaceous Epoch, Early Cretaceous.

Material: 21 dorsal vertebrae.

Referred material:

KOKEN, 1896

Locality: Oberkirchen, Baden-Wurttemberg State, Germany.

Horizon: Wealden Formation.

Biostratigraphy:

Age: Berriasian Stage, Lower Neocomian Subepoch, Lowermost Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Posterior cervicals, 1 pectoral and several anterior dorsals.

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Species: limnophilus KOKEN, 1887 (nomen dubium)
Etymology:
= Cimoliosaurus limnophilus (KOKEN, 1887) (nomen dubium)

Holotype:

Locality: Gerdemann & Co brick-works clay pit, northeast of Gronau (Westfalen), North Rhine-Westphalia State, Germany.

Horizon: Isterberg Formation ("Wealden 6"), Bückebertg Group.

Biostratigraphy: Pachycytheridea trapezoidalis ostracod zone.

Age: Uppermost Berriasian Stage, Lower Neocomian Substage, Early Cretaceous Epoch, Early Cretaceous.

Material: Dorsal vertebra.

Referred material:

Locality: Kniggenbrinke, Germany.

Horizon: Wealden Formation.

Biostratigraphy:

Age: Berriasian Stage, Lower Neocomian Subepoch, Lowermost Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: 2 centra.

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Species: keuperinus HUENE, 1929
Etymology:

Holotype:

Locality: Halberstadt, Sachsen-Anhalt State, North Central Germany.

Horizon: Keuper.

Biostratigraphy:

Age: Late Triassic.

Material: Vertebrae and rib.
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Species: shirleyensis KNIGHT, 1900 (nomen dubium)
Etymology:

Holotype:

Locality: Albany County, Wyoming.

Horizon: Shirley Stage, Upper Sundance Formation.

Biostratigraphy:

Age: Oxfordian Stage, Lower Malm Epoch, Late Jurassic.

Material: Mandible, teeth, vertebrae and limb bones.
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Species: kanzleri KOKEN, 1905 (nomen vanum)
Etymology:
= Peloneustes kanzleri (KOKEN, 1905) TARLO, 1960 (nomen vanum)
= Elasmosaurus kanzleri (KOKEN, 1905) KUHN, 1964 (nomen vanum)

Holotype:

Locality: Gerdemann & Co brick-works clay pit, northeast of Gronau (Westfalen), North Rhine-Westphalia State, Germany.

Horizon: Isterberg Formation ("Wealden 6"), Bückebertg Group.

Biostratigraphy: Pachycytheridea trapezoidalis ostracod zone.

Age: Uppermost Berriasian Stage, Lower Neocomian Substage, Early Cretaceous Epoch, Early Cretaceous.

Material: Mid dorsal centrum.
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Species: houzeaui DOLLO, 1909 (nomen dubium)
Etymology:

Holotype: IRSNB R126

Locality: Ciply area, Mons Basin, Hainault Province Belgium.

Horizon: Spiennes Chalk.

Biostratigraphy:

Age: Upper Campanian Stage, Middle Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Are as follows.:

IRSNB R126/1: A greatly eroded anterior cervical centrum.

IRSNB R126/2: A well preserved anterior cervical centrum.

IRSNB R126/2a: A poorly preserved anterior cervical centrum.

IRSNB R126/3: A well preserved cervical centrum.

IRSNB R126/9: A small well preserved centrum.

IRSNB R126/4: Pectoral centrum.

IRSNB R126/5-7: Dorsal vertebrae of moderate size.

IRSNB R126/8: Huge dorsal vertebra.

IRSNB R126/10: A big, well preserved left (?) propodial.

IRSNB R126/11-14: Small imperfectly preserved propodials.

IRSNB R126/15-17: Mesopodial bones.

IRSNB R126/18: A very stout phalanx or fifth metapodial.

IRSNB R126/19: Nearly complete ilium.

Note: IRSNB R126/1, /2: are certainly Elasmosauridae, IRSNB R126/3, may be pliosaurian, the rest are non-dignostic.
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Species: baururthicus KUHN, 1934 (nomen dubium)
Etymology:

Holotype:

Locality: Bayreuth, Bayern (Bavaria) State, Germany.

Horizon: Upper Muschelkalk.

Biostratigraphy:

Age: Ladinian Stage, Upper Mid Triassic Epoch, Late Middle Triassic.

Material: Vertebrae.

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Species: hesternus WELLES, 1943 (nomen dubium)
Etymology:

Holotype: UCMP 41499

Locality: Found as float in saddle at head of NW SE trending valley about 1 mile SW of Stanley Mt., NE. 1/4 of NE 1/4 Sec. 5,T. II, N. R., 32, W. San Bernardino B. and M. On Oakley Ranch, Nipomo, San Luis Obispo County, California.

Horizon:

Biostratigraphy:

Age: Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Dorsal and sacral centra.

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Species: changduensis ZHAO, 1986
Etymology:

Holotype:

Locality: China.

Horizon:

Biostratigraphy:

Age:

Material: