Genus: Dorsetochelys EVANS & KEMP, 1975
Etymology: in reference to Dorset County, England, where the specimen was found and Greek, chelys, "turtle."
= Ballerstedtia KARL, GRÖNING, BRACUKMANN & REICH, 2012
Etymology: In honor of Maximilian Magnus Wilhelm Carl Ballerstedt (June 20th, 1857, Bückeburg, December 7th, 1945, Bückenburg), most important colector of Weladen fossils in Germany.

Species: delairi EVANS & KEMP, 1975
Etymology:

Holotype: Dorset County Museum, DORCM G 23

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

Horizon:

Biostratigraphy:

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

Material: Skull.

Referred material:

= Pleurosternon typocardium SEELEY, 1869
= 'Glyptops' typocardium (SEELEY, 1869) MILNER, 2004
Etymology:
= Ballerstedtia typocardia (SEELEY, 1869) KARL, GRÖNING, BRACUKMANN & REICH, 2012

Holotype: CAMSM J5329 (Seeley No. 4) (Woodwardian Museum)

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

Horizon: Purbeck LImestone Group.

Biostratigraphy:

Age: Purbeck, Uppermost Tithonian, Uppermost Malm Epoch, Late Jurassic.

Material: Carapace.

Referred material:

= Eurysternum sp LYDEKKER, 1887
= Thalassemys ruetimeyeri LYDEKKER 1889
Etymology:
= Glyptops ruetimeyeri (LYDEKKER 1889) WATSON, 1910

Holotype: BMNH 40676

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

Horizon: Purbeck.

Biostratigraphy:

Age: Uppermost Tithonian Stage, Uppermost Malm Epoch, Late Jurassic- Berriasian Stage, Lowermost Neocomian Substage, Lowermost Early Cretaceous Epoch, Early Cretaceous.

Material: Carapace lacking all peripherals except the 1st and 2nd on the left and the 1st on the right.

Referred material:

L. 7017: Shell.

L. 9520: Shell.

LYDEKKER, 1889

BMNH 40676: Slab showing the dorsal aspect of the nearly entire carapace of an immature individual.

MILNER, 2004

BMNH R1522: Large highly emarginated nuchal.
Note: Listed by Lydekker (1889) as a specimen of Hylaeochelys emarginata.

 

Locality: A quarry 2 miles (1.3 km) west of Swange, Dorset County, England, Southern United Kingdom.

Horizon: Middle Purbeck Cap/Feather Bed.

Biostratigraphy:

Age: Purbeck, Uppermost Tithonian, Uppermost Malm Epoch, Late Jurassic.

Material:

MANCH L7017: Carapace lacking marginals.

MANCH L11347: Fragment of a small carapace.

= Ballerstedtia bueckebergensis KARL, GRÖNING, BRACUKMANN & REICH, 2012
Etymology: In reference to Bückeberg area near Buckebürg and Obernkirchen, Lower Saxony State, northwestern Germany.

Holotype: GZG.BA.533a-c

Locality: Harrl Hill, western slope of teh Bückeberg area, South Bückeburg, Weser-Bergland, Lower Saxony State, Germany.

Horizon: Bückeberg Formation, Wealden facies.

Biostratigraphy:

Age: Late Berriasian Stage, Stage, Lowermost Neocomian Substage, Lowermost Early Cretaceous Epoch, Early Cretaceous.

Material: Complete shell impression with steinkern.

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Species: buzzops BAKKER, 1998
Etymology: “Buzz” in honor of Buzz Pitman, first director of the Rock River Museum near Como Bluff, Wyoming and Greek, ops, “face.”

Holotype: Tate Museum 5001

Locality: Locality BB, Breakfast Bench, 1.1 km south of Marsh Quarry 13, Como Bluff, Albany County, Wyoming.

Horizon: Upper Brushy Basin Member, Latest Morrison Formation.

Biostratigraphy: Zone 4.

Age: Upper Part, Comobluffian age, Tithonian Stage, uppermost Malm Epoch, Late Jurassic.

Material: Nearly complete skull, lower jaws, much of the shell, vertebrae and postcrania.