Hanna's Ankylosaur Site, RTMP L1131 (Cretaceous of Canada)

Also known as HAS

Where: Alberta, Canada (49.1° N, 110.7° W: paleocoordinates 57.0° N, 75.8° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Upper Member (Oldman Formation), Late/Upper Campanian (83.5 - 70.6 Ma)

• Nesmo's unit (upper member); 14.5 m below the double bentonite layers of the section

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; brown, argillaceous, silty sandstone

• "1.0 m thick, brown, organic-rich, clayey, silty sandstone. The host lithosome is a vaguely to poorly developed planar stratified type, with the upper half being contorted and without obvious sedimentary structures."

Size class: mesofossils

Reposited in the TMP

Collection methods: bulk, sieve,

Primary reference: 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]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 45674: authorized by Matthew Carrano, entered by Matthew Carrano on 22.11.2004, edited by John Alroy

Creative Commons license: CC BY (attribution)

Taxonomic list

 Myliobatiformes - Dasyatidae
Myledaphus bipartitus Cope 1876 whiptail stingray
 Teleostei -
 Elopiformes - Phyllodontidae
Phyllodontinae indet. Darteville and Casier 1949
Paralbula casei Estes 1969
 Albuliformes - Albulidae
Coriops amnicolus Estes 1969 bonefish
 Esociformes - Esocidae
Estesesox foxi Wilson et al. 1992
 Holostei -
 Amiiformes - Amiidae
Amiidae indet. Huxley 1861 bowfin
 Lepisosteiformes - Lepisosteidae
"Atractosteus occidentalis" = Lepisosteus occidentalis
"Atractosteus occidentalis" = Lepisosteus occidentalis Leidy 1856 gar
 Temnospondyli - Albanerpetontidae
Albanerpeton sp. Estes and Hoffstetter 1976 tetrapod
Albanerpeton galaktion3 Fox and Naylor 1982 tetrapod
RTMP 96.78.122
 Salientia -
 Proteida - Batrachosauroididae
Opisthotriton kayi Auffenberg 1961 salamander
 Caudata - Urodela
Scapherpeton tectum Cope 1876 salamander
 Testudines - Trionychidae
Trionychidae indet. Gray 1825 softshell turtle
 Testudines - Baenidae
Baenidae indet. Cope 1882 turtle
 Avetheropoda - Dromaeosauridae
Richardoestesia gilmorei Currie et al. 1990 coelurosaur
Saurornitholestes langstoni Sues 1978 coelurosaur
Dromaeosaurus albertensis Matthew and Brown 1922 coelurosaur
 Avetheropoda -
Paronychodon lacustris Cope 1876 coelurosaur
Aves indet. Linnaeus 1758 bird
 Avetheropoda - Tyrannosauridae
Tyrannosauridae indet. Osborn 1906 tyrannosaurid
 Ornithischia - Nodosauridae
Nodosauridae indet. Marsh 1890 ornithischian
 Ornithischia - Ankylosauridae
Ankylosauridae indet. Brown 1908 ornithischian
 Neornithischia - Ceratopsidae
Ceratopsidae indet. Marsh 1888 ceratopsid
 Neornithischia - Hadrosauridae
Hadrosauridae indet. Cope 1869 hadrosaurid
 Loricata -
Crocodylia indet.1 crocodilian
 Crocodylia - Alligatoridae
Alligatorinae indet. Cuvier 1807 crocodilian
 Squamata -
cf. Palaeosaniwa canadensis Gilmore 1928 squamates
 Squamata - Anguidae
cf. Odaxosaurus piger Gilmore 1928 squamates
 Squamata - Chamopsiidae
Leptochamops sp. Estes 1964 lizard
 Choristodera -
Champsosaurus sp. Cope 1876 choristodere
 Tribosphenida -
Paranyctoides sternbergi2 Fox 1979 eutherian
 Theriiformes - Peradectidae
Pediomyidae indet.1 metatherian
 Theriiformes - Marsupialia
 Allotheria -
Multituberculata indet.2 Cope 1884 multituberculate
 Multituberculata - Cimolomyidae
Cimolomyidae indet.2 Sloan and Van Valen 1965 multituberculate
 Multituberculata - Neoplagiaulacidae
Mesodma cf. antiqua2 multituberculate