Genus: Mauisaurus HECTOR, 1874 (nomen dubium)
Etymology: In reference to Maui, Moari Demi-god and hero and Greek, sauros, “lizard”: Maui lizard.

Species: haasti HECTOR, 1874 (nomen dubium)
Etymology:
= Cimoliasaurus haasti (HECTOR, 1874) LYDEKKER, 1889
= Elasmosaurus haasti (HECTOR, 1874) BOGOLUBOV, 1911

Lectotype: DM R1529

Locality: Jed River, Gore Bay, 1 km from the mouth, Waipara River District, 20 miles south of Amuri Bluff, South Island, New Zealand.

Horizon: Conway Siltstone Formation.

Biostratigraphy: Upper V. spinulosa subzone, S. haumuriense zone or lower I. korojonense zone.

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

Material: Pelvis and paddle.

Paralectotype: CM zfr 92

Locality: Waipara River, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

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

Material: 7 dorsal vertebrae.

Referred material:

Note: MCZ 1074 and 1681 were found with gastroliths (WHITTLE & EVERHART, 2000).

Locality: V19/f3, Mangahouanga Stream, North Island, New Zealand.

Horizon:

Biostratigraphy:

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

Material:

NZGS, CD430: 8 vertebrae, 6 dorsal and 2 sacral, head of propodial, 2 isolated phalanges, rib and ischia fragments.

 

HILLER, MANNERING & JONES, 1999

Locality: North Canterbury, South Island, New Zealand.

Horizon: Conway Formation.

Biostratigraphy:

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

Material:

Number: Not given: Posterior portion of a skull, almost entire vertebral column, fragments of the major bones in both pectoral and pelvic girdles and portions of all 4 limbs.


WELLES & GREGG, 1971

Locality: Haumuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy:

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

Material:

DM R878: Proximal end of left humerus.

 

Locality: Heathstock, Upper Waipara, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

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

Material:

CM zfr 88-90: Left humerus, radius and radiale.

 


Locality: Haumuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy:

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

Material:

BMNH R830: Distal end of humerus and ulna.

 


Locality: Waipara River, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

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

Material:

CM zfr 30: Left humerus of a small juvenile.

 


Locality: Birch Hollow, Waipara River, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

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

Material:

CM zfr 95: Left femur, fibula and tibia.

 


Locality: Weka Creek, Waipara, South Island, New Zealand.

Horizon: Laidmore Formation.

Biostratigraphy:

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

Material:

CM zfr 102: Coracoids.

 


Locality: Unknown, but probably Waipara District, South Island, New Zealand.

Horizon:

Biostratigraphy: P. granulatum subzone, A. acutlum zone.

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

Material:

CM zfr 109: Femur and parital ilium.

 

= Plesiosaurus australis OWEN, 1861 (partim)

Number:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

 

= Ichthyosaurus HECTOR, 1870

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

Number: Not given:

 

= Mauisaurus brachiolatus HECTOR, 1874
Etymology:
= Plesiosaurus (Mauisaurus) brachiolatus (HECTOR, 1874)
= Mauisaurus latibrachialis HECTOR, 1874 (sic)
Etymology:
= Mauisaurus latibirolatus HECTOR, 1871 (sic)

Holotype: CM

Locality: Amuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy:

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

Material: Fragments of a large humerus.

Referred material:

Locality: Heathstock (?), Waipaira, South Island, New Zealand.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material:

Cantebury Museum: Humerus, ulna and radus, and some smaller paddle bones.

 

WILSON, SCHIØLER, HILLER & JONES, 2005

Locality: Haumuri Bluff, South Island, New Zealand.

Horizon:

Biostratigraphy: Lower V. spinulosa subzone, S. haumuriense zone.

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

Material:

NN99-1079: Partial pelvis and gastralia.

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