Gastropod Bay Site 2: Late/Upper Campanian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Acipenseriformes - Acipenseridae
Acipenser albertensis Lambe 1902
1 element
Reptilia - Testudines - Chelydridae
Chelydridae indet. Swainson 1839
1 specimen
Reptilia - Plesiosauria
Plesiosauria indet. de Blainville 1835
1 specimen
Reptilia - Hesperornithiformes - Baptornithidae
? Baptornis sp. Marsh 1877
1 specimen
Reptilia
Ceratopsia indet. Marsh 1890
1 specimen
Leidyosuchus canadensis Lambe 1907
2 specimens
Champsosaurus natator Parks 1933
1 specimen
Amphibia - Temnospondyli - Urodela
Scapherpeton tectum Cope 1876
5 specimens
Actinopteri - Aspidorhynchiformes - Aspidorhynchidae
Belonostomus longirostris (Lambe 1902)
4 elements
Actinopteri
Teleostei informal indet. R (Müller 1846)
34 elements
Teleostei informal indet. S (Müller 1846)
20 elements
Teleostei informal indet. A (Müller 1846)
36 elements
Teleostei informal indet. D (Müller 1846)
8 elements
Teleostei informal indet. L (Müller 1846)
4 elements
Teleostei informal indet. N (Müller 1846)
7 elements
Teleostei informal indet. F (Müller 1846)
4 elements
Teleostei informal indet. Q (Müller 1846)
5 elements
Teleostei informal indet. C (Müller 1846)
1 element
Actinopteri - Elopiformes - Phyllodontidae
Paralbula casei Estes 1969
59 elements
Actinopteri
Holostei informal indet. A (Müller 1846)
5 elements
Holostei informal indet. B (Müller 1846)
4 elements
Actinopteri - Amiiformes - Amiidae
Amiidae indet. Huxley 1861
1 element
Actinopteri - Lepisosteiformes - Lepisosteidae
Atractosteus occidentalis (Leidy 1856)
3894 elements
original and current combination Lepidotus occidentalis
Chondrichthyes - Hybodontiformes - Hybodontidae
Hybodus montanensis Case 1978
16 elements
recombined as Meristodonoides montanensis
Chondrichthyes - Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876
26 elements
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 49.1° North, 110.5° West (view map)
Paleocoordinates:56.3° North, 76.0° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
Key time interval:Late/Upper Campanian
Age range of interval:83.60000 - 72.10000 m.y. ago
Stratigraphy
Geological group:Belly River Formation:Dinosaur Park
Stratigraphic resolution:bed
Stratigraphy comments: from a channel lag within the 8-16 m thick Lethbridge coal zone
Lithology and environment
Primary lithology:shelly/skeletal sandy mudstone
Lithology description: "heterolithic mudstone... thin, sandy, gastropod-shell-rich lags"
Environment:estuary/bay
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Disassociated minor elements:many
Spatial resolution:allochthonous
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:GB2
Database number:34311
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:2003-08-26 14:40:26 Last modified:2021-09-22 16:17:43
Access level:the public Released:2003-08-26 14:40:26
Creative Commons license:CC BY
Reference information

Primary reference:
9017. 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]

Secondary references:

78157 D. A. Eberth. 2015. Origins of dinosaur bonebeds in the Cretaceous of Alberta, Canada. Canadian Journal of Earth Sciences 52(8):655-681 [M. Carrano/M. Carrano]