Genus: Anodontosaurus STERNBERG, 1929
= Andontosaurus BODILY, 1969 (sic)
Etymology: Greek, an- “not, without”, Greek, odont- (odous), “tooth”, and Greek, sauros, “lizard”: “toothless lizard”.

Species: lambei STERNBERG, 1929
Etymology: In honor of Lawrence Lamb.

Holotype: NMC 8530

Locality: 90 feet above the Red Deer River, Sec. 3, Tp21, R31, W. 4th perm. Mer., Newell County, Alberta Province, Canada.

Horizon: Lower Horseshoe Canyon Formation, Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Crushed skull, left mandibular ramus, 1 caudal vertebra with co-ossified chevron, 1 phalanx, and many dermal scutes.

Referred material:

As per PENKALSKI, 2018

Locality: S.31? T32, R21, 100 feet above west bank of Red Deer River, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

AMNH 5245: Sacrum, pelvis, ribs, and tail club.

Note: Has 2 fused caudal vertebrae (first and second). ARBOUR & CURRIE, 2011

AMNH 5245 Modified from Coombs, 1979, 1995.

= Ankylosauridae incertae sedis RUSSELL & CHAMNEY, 1967
= Euoplocephalus tutus COOMBS, 1971

Locality: S.1? T33, R22, 100 feet above west bank of Red Deer River, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

AMNH 5223: Skull.

 

Locality: 1.5 miles (2.42 km) below Tolman, 30 feet (9.14 km) above the left bank of Red Deer River, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

AMNH 5216: Tail club. Modified from Coombs, 1979, 1995.

 

RTMP 1994.168.1: A tail club knob.

RTMP 1997.59.1: A skull.

 

Locality: Quarry 198, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

VICKARYOUS & RUSSELL, 2003

RTMP 1996.75.1: Fragmentary skull, cervical vertebra, and partial half-rings.

 

Locality: 75 feet above west bank of Red Deer River, S21, T31, R21, Wheatland County, Alberta Province, Canada.

Horizon: Horseshoe Canyon Formation, Edmonton Group.
Note: Old Member A of the Edmonton Formation.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

ROM 832: Skull.

 

Locality: 7 miles (11.27 km) west and 2 miles (3.22 km) north of Morrin, Wheatland County, Alberta Province, Canada.

Horizon: Horseshoe Canyon Formation, Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

USNM 10753: Tail club. A) dorsal view after Arbour & Currie, 2013; B) posterior view after Coombs, 1995.

= cf. Anodontosaurus lambei WHITEBONE, FUNSTON & CURRIE, 2024

Locality: Felber-Dohy Troodontid site 2 (FTS-2), near the town of Drumheller and Morin, Kneehill County, Alberta Province Canada.

Horizon: Horsethief Member, Horseshoe Canyon Formation (Lower Edmonton Formation), Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UALVP 61624: 2 complete teeth.

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Species: inceptus PENKALSKI, 2018
Etymology: Latin, inceptus (n.), "beginning or incipient."

Holotype: RTMP 1997.132.1

Locality: Hilda, 50 miles East South East of Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Middle Dinosaur Park Formation, upper Judith River Group, 30 m above the Dinosaur Provincial Park Formation/Oldman Formation.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material: Skull with teeth, mandible, partially prepared skeleton, both cervical half-ringss, and osteoderms.

Referred material:

= Euoplocephalus tutus COOMBS, 1979

Locality: Unknown, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

AMNH 5238: Skull.

Skull showing armored eye lid (after COOMBS, 1972).