Confluence Site, RTMP L1134: Middle Campanian - Late/Upper Campanian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Unionida - Unionidae
Unionidae indet. Rafinesque 1820
Bivalvia - Cardiida - Sphaeriidae
Pisidiidae indet. Gray 1857
spelled with current rank as Pisidiinae
Mammalia
Theria indet. Parker and Haswell 1897
Brinkman et al. 2004 4 specimens
Mammalia - Marsupialia
Marsupialia indet. (Illiger 1811)
Brinkman et al. 2004 2 specimens
Mammalia - Multituberculata
Multituberculata indet. Cope 1884
Brinkman et al. 2004 3 specimens
Reptilia - Chamopsiidae
Socognathus unicuspis Gao and Fox 1991
5 specimens
Reptilia
cf. Paraderma bogerti Estes 1964
1 specimen
cf. Palaeosaniwa canadensis Gilmore 1928
1 specimen
Varanoidea indet. Gray 1827
3 specimens
Reptilia - Helodermatidae
Helodermatidae indet. Gray 1837
7 specimens
Reptilia - Baenidae
Baenidae indet. Cope 1882
16 specimens
Reptilia - Testudines - Chelydridae
Chelydridae indet. Swainson 1839
15 specimens
Reptilia - Testudines - Trionychidae
Trionychidae indet. Gray 1825
18 specimens
Reptilia - Testudines - Adocidae
Adocus sp. Cope 1868
7 specimens
Reptilia - Crocodylia
Leidyosuchus sp. Lambe 1907
90 specimens
    = Crocodylia indet. Owen 1842
Alroy 2007
Reptilia
Alligatorinae indet. Cuvier 1807
3 specimens
Reptilia - Ceratopsidae
Ceratopsidae indet. Marsh 1888
10 specimens
Reptilia - Pachycephalosauridae
Pachycephalosauridae indet. Sternberg 1945
2 specimens
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
219 specimens
Reptilia - Ankylosauridae
Ankylosauridae indet. Brown 1908
2 specimens
Reptilia - Nodosauridae
Nodosauridae indet. Marsh 1890
3 specimens
Reptilia
Paronychodon lacustris Cope 1876
1 specimen
nomen dubium belonging to Paronychodon
Reptilia - Troodontidae
Troodon formosus Leidy 1856
1 specimen
Reptilia - Dromaeosauridae
Richardoestesia gilmorei Currie et al. 1990
2 specimens
Saurornitholestes langstoni Sues 1978
6 specimens
Reptilia
Aves indet. Linnaeus 1758
2 specimens
Reptilia - Tyrannosauridae
Tyrannosauridae indet. Osborn 1906
4 specimens
Reptilia
Champsosaurus sp. Cope 1876
37 specimens
Amphibia - Temnospondyli - Albanerpetontidae
Albanerpeton sp. Estes and Hoffstetter 1976
14 specimens
Amphibia - Temnospondyli
Anura indet. (Fischer von Waldheim 1813)
66 specimens
Amphibia - Temnospondyli - Batrachosauroididae
Opisthotriton kayi Auffenberg 1961
145 specimens
Amphibia - Temnospondyli - Urodela
Scapherpeton tectum Cope 1876
219 specimens
Actinopteri
Holostei informal indet. A Müller 1846
49 elements
Actinopteri - Lepisosteiformes - Lepisosteidae
Atractosteus occidentalis (Leidy 1856)
169 elements
original and current combination Lepidotus occidentalis
Actinopteri
Teleostei indet. Müller 1846
6 elements
Actinopteri - Albuliformes - Albulidae
Coriops amnicolus Estes 1969
18 elements
Actinopteri - Elopiformes - Phyllodontidae
Paralbula casei Estes 1969
1 element
Phyllodontinae indet. Darteville and Casier 1949
3 elements
Actinopteri - Esociformes - Esocidae
Estesesox foxi Wilson et al. 1992
18 elements
Chondrichthyes - Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876
2 elements
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 49.2° North, 110.7° West (view map)
Paleocoordinates:56.4° North, 76.2° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
Key time interval:Middle Campanian - Late/Upper Campanian
Age range of interval:83.60000 - 72.10000 m.y. ago
Stratigraphy
Geological group:Belly River Formation:Oldman
Stratigraphic resolution:bed
Stratigraphy comments: Nesmo's unit, middle unit of formation; horizon estimated
Lithology and environment
Primary lithology: argillaceous sandstone
Includes fossils?Y
Lithology description: "muddy sandstone"
Environment:crevasse splay
Taphonomy
Modes of preservation:body
Lagerst�tten type:concentrate
Degree of concentration:concentrated
Size of fossils:mesofossils
Spatial orientation:random
Articulated whole bodies:none
Associated major elements:none
Disassociated major elements:many
Disassociated minor elements:many
Size sorting:well
Fragmentation:frequent
Temporal resolution:condensed
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:TMP
Metadata
Also known as:CS
Database number:45821
Authorizer:M. Carrano, J. Alroy Enterer:M. Carrano, J. Alroy
Modifier:G. Varnham Research group:vertebrate
Created:2004-12-06 08:09:30 Last modified:2022-02-08 07:55:28
Access level:the public Released:2004-12-06 08:09:30
Creative Commons license:CC BY
Reference information

Primary reference:
11964.ETE J. Peng, A. P. Russell, and D. B. Brinkman. 2001. Vertebrate microsite assemblages (exclusive of mammals) from the Foremost and Oldman Formations of the Judith River Group (Campanian) of southeastern Alberta: an illustrated guide. Provincial Museum of Alberta, Natural History Occasional Paper 25:1-54 [M. Carrano/M. Carrano/J. Alroy]

Secondary references:

19636 J. Alroy. 2007. Synonymies and reidentifications of North American fossil vertebrates and so forth. [J. Alroy/J. Alroy]
11931ETE D. B. Brinkman, A. P. Russell, D. A. Eberth and J. Peng. 2004. Vertebrate palaeocommunities of the lower Judith River Group (Campanian) of southeastern Alberta, Canada, as interpreted from vertebrate microfossil assemblages. Palaeogeography, Palaeoclimatology, Palaeoecology 213:295-313 [M. Carrano/M. Carrano/M. Carrano]
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]