Basin Bolschoi Anjui (Triassic of Russian Federation)

Where: Russian Federation (64.0° N, 162.0° E: paleocoordinates 67.0° N, 86.5° W)

• coordinate estimated from map

• basin-level geographic resolution

When: Lacian (221.5 - 215.6 Ma)

• Early/Lower Norian

Environment/lithology: marine; lithology not reported

• no information given

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: L. V. Milova. 1976. Triassic-Jurassic stratigraphy and Bivalvia of northern Priokhotye. Akademia Nauk SSSR, Trudy Severo-Vost. Kompl. Nauchno. Issled. Institut 65 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39313: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 26.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Parallelodontidae
Parallelodon sp. Meek and Worthen 1866 clam
 Pectinida - Entoliidae
 Pectinida - Pectinoidae
 Pectinida - Limidae
Lima transversa file clam
Lima hatensis file clam
Lima praecursor file clam
 Pectinida - Oxytomidae
Oxytoma mojsisovicsi Teller 1886 scallop
Oxytoma czekanowskii Teller 1886 scallop
 Pectinida - Monotidae
Monotis sp. Bronn 1830 scallop
sp. 1 and sp. 2
Monotis ochotica Keyserling 1848 scallop
incl. var. densistriata, var. eurhachis, var. pachypleura, var. aequicostata, var. sparsicostata and var. posteroplana
Monotis subcircularis Gabb 1864 scallop
Monotis jakutica Teller 1896 scallop
 Ostreida - Gryphaeidae
 Ostreida - Cassianellidae
Cassianella cf. lingulata Gabb 1870 oyster
 Ostreida - Pteriidae
Pteria sp. Scopoli 1777 pearl oyster
 Ostreida - Halobiidae
Halobia cf. fallax Mojsisovics 1874 oyster
 Mytilida - Mytilidae
 Carditida - Carditidae
Cardita cloacina clam
subsp. sibirica
 Cardiida - Tancrediidae
 Pholadomyida - Megadesmidae
 Lucinida - Lucinidae
Schafhaeutlia mellingi Hauer 1857 clam
 Unionida - Actinodontophoridae
 Trigoniida - Trigoniidae
 Trigoniida - Trigonodidae
Anodontophora sublettica, Anodontophora subangulata, "Anodontophora subrecta" = Unionites subrectus, "Anodontophora lettica" = Unionites letticus
"Anodontophora subrecta" = Unionites subrectus Bittner 1901 clam
"Anodontophora lettica" = Unionites letticus Quenstedt 1852 clam
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
 Protobranchia - Malletiidae