Polunino 2 (Cretaceous of Russian Federation)

Where: Volgograd, Russian Federation (49.7° N, 42.9° E: paleocoordinates 40.7° N, 38.3° E)

• small collection-level geographic resolution

When: Late/Upper Campanian (83.5 - 70.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by Yarkov in 1990

Primary reference: L. A. Nessov. 1995. Dinozavri severnoi Yevrazii: Novye dannye o sostave kompleksov, ekologii i paleobiogeografii [Dinosaurs of northern Eurasia: new data about assemblages, ecology, and paleobiogeography]. Institute for Scientific Research on the Earth's Crust, St. Petersburg State University, St. Petersburg 1-156 [M. Carrano/K. Maguire/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 59385: authorized by Matthew Carrano, entered by Kaitlin Maguire on 30.03.2006, edited by Richard Butler and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Crustacea indet.2 BrĂ¼nnich 1772
"Pelecypoda indet." = Bivalvia2
"Pelecypoda indet." = Bivalvia2 Linnaeus 1758 clam
Chondrichthyes indet.2 Huxley 1880 cartilaginous fish
 Chimaeriformes -
Chimaeroidea indet.2 chimaera
Osteichthyes indet.2 bony fish
"bony fishes"
 Testudines -
Chelonioidea indet.1 Baur 1893 sea turtle
 Saurischia -
 Theropoda -
 Ornithischia -
? Ankylosauria indet. Osborn 1923 ornithischian
 Pterosauria - Ornithocheiridae
Ornithocheiridae indet.1 pterosaur
VGI 231/4, fragment of humerus
 Crocodylia -
Crocodylia indet.1 Owen 1842 crocodilian
 Squamata - Mosasauridae
Mosasaurus sp.1, "Prognathodon sp." = Prognathodon1, "Dollosaurus sp." = Prognathodon1, Platecarpus sp.1, "Hainosaurus sp." = Tylosaurus1
Mosasaurus sp.1 Parkinson 1822 mosasaur
"Prognathodon sp." = Prognathodon1 Dollo 1889 mosasaur
"Dollosaurus sp." = Prognathodon1 Dollo 1889 mosasaur
Platecarpus sp.1 Cope 1869 mosasaur
"Hainosaurus sp." = Tylosaurus1 Marsh 1872 mosasaur
 Sauropterygia - Polycotylidae
Polycotylidae indet.1 Williston 1908 plesiosaur
 Sauropterygia - Elasmosauridae
Elasmosauridae indet.1 Cope 1869 elasmosaur
 Sauropterygia - Pliosauridae
Pliosauridae indet.1 Seeley 1874 plesiosaur