Baby Ceratopsian Site (Cretaceous of Canada)

Also known as BC

Where: Alberta, Canada (49.1° N, 110.5° W: paleocoordinates 56.3° N, 76.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Dinosaur Park Formation (Belly River Group), Late/Upper Campanian (83.5 - 70.6 Ma)

• from a channel lag within the 8-16 m thick Lethbridge coal zone

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; shelly/skeletal mudstone

• "extensive lag (<50 cm thick), dominated by large numbers of unionid pelecypod valves and valve fragments"

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: D. A. Eberth and D. B. Brinkman. 1997. Paleoecology of an estuarine, incised-valley fill in the Dinosaur Park Formation (Judith River Group, Upper Cretaceous) of southern Alberta, Canada. Palaios 12:43-58 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 34305: authorized by John Alroy, entered by John Alroy on 26.08.2003, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
"Hybodus montanensis" = Meristodonoides montanensis
"Hybodus montanensis" = Meristodonoides montanensis Case 1978 elasmobranch
 Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876 guitarfish
 Orectolobiformes - Orectolobidae
"Squatirhina americana" = Restesia americana
"Squatirhina americana" = Restesia americana Estes 1964 wobbegong
Osteichthyes
 Acipenseriformes - Polyodontidae
Polyodontidae indet. Bonaparte 1838 paddlefish
 Acipenseriformes - Acipenseridae
Acipenser albertensis Lambe 1902 sturgeon
Actinopteri
 Holostei -
 Amiiformes - Amiidae
Amiidae indet. Huxley 1861 bowfin
 Lepisosteiformes - Lepisosteidae
"Atractosteus occidentalis" = Lepisosteus occidentalis
"Atractosteus occidentalis" = Lepisosteus occidentalis Leidy 1856 gar
 Teleostei -
Teleostei "indet. R" Müller 1846
Teleostei "indet. S" Müller 1846
Teleostei "indet. A" Müller 1846
Teleostei "indet. D" Müller 1846
Teleostei "indet. G" Müller 1846
Teleostei "indet. L" Müller 1846
Teleostei "indet. N" Müller 1846
Teleostei "indet. F" Müller 1846
Teleostei "indet. Q" Müller 1846
Teleostei "indet. C" Müller 1846
 Esociformes - Esocidae
Estesesox foxi Wilson et al. 1992
 Elopiformes - Phyllodontidae
Paralbula casei Estes 1969
 Albuliformes - Albulidae
Coriops amnicolus Estes 1969 bonefish
 Aspidorhynchiformes - Aspidorhynchidae
Amphibia
 Caudata - Urodela
Scapherpeton tectum Cope 1876 salamander
 Proteida - Batrachosauroididae
Opisthotriton kayi Auffenberg 1961 salamander
 Salientia -
Reptilia
 Squamata -
Squamata indet. squamates
 Theropoda -
Theropoda indet. theropod
"large"
 Theropoda - Dromaeosauridae
Saurornitholestes langstoni Sues 1978 maniraptoran
 Ornithischia -
Ceratopsia indet. ceratopsian
 Crocodylia -
Leidyosuchus canadensis Lambe 1907 crocodilian
 Choristodera -
Champsosaurus natator Parks 1933 choristodere
 Testudines - Trionychidae
Trionychidae indet. Gray 1825 softshell turtle
 Testudines - Toxochelyidae
Lophochelys sp. Zangerl 1953 sea turtle
 Testudines - Chelydridae
Chelydridae indet. Swainson 1839 turtle
Mammalia
 Theriamorpha - Marsupialia