Shamar River, near Ussuri Bay (Exposure 34) (Triassic of Russian Federation)

Also known as Shamora, Lazurnaya

Where: Primorsky Krai, Russian Federation (43.2° N, 132.1° E: paleocoordinates 38.4° N, 111.7° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Early/Lower Triassic (252.2 - 247.2 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by Ivanov

Primary reference: A. Bittner. 1899. Versteinerungen aus den Trias-Ablagerungen des Süd-Ussuri Gebietes in der ostsibirischen Küstenprovinz [Fossils of the Triassic deposits of the southern Ussuri region in the eastern Siberian coastal province]. Trudy Geologicheskago Komiteta 7(4):1-35 [A. Dunhill/B. Allen/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 202937: authorized by Alex Dunhill, entered by Bethany Allen on 24.07.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Lingulata
 Lingulida - Lingulidae
"Lingula cf. tenuissima" = Lingularia tenuissima
"Lingula cf. tenuissima" = Lingularia tenuissima Bronn 1837
found with M. schamarae
Bivalvia
 Myalinida - Myalinidae
"Myalina schamarae" = Promyalina schamarae
"Myalina schamarae" = Promyalina schamarae Bittner 1899 clam
 Pectinida - Heteropectinidae
"Pseudomonotis cf. multiformis" = Eumorphotis multiformis
"Pseudomonotis cf. multiformis" = Eumorphotis multiformis Bittner 1899 scallop
 Pectinida - Hunanopectinidae
"Pecten (Leptochondria) aff. alberti" = Leptochondria albertii
"Pecten (Leptochondria) aff. alberti" = Leptochondria albertii Goldfuss 1838 scallop
 Ostreida - Bakevelliidae
"Gervillia cf. exporrecta" = Bakevellia exporrecta
"Gervillia cf. exporrecta" = Bakevellia exporrecta Lepsius 1878 oyster
 Trigoniida - Myophoriidae
"Myophoria laevigata" = Neoschizodus laevigatus
"Myophoria laevigata" = Neoschizodus laevigatus Ziethen 1830 clam
 Trigoniida - Trigonodidae
Anodontophora sp., "Anodontophora fassaensis" = Unionites fassaensis
Anodontophora sp. Cossmann 1897 clam
"Anodontophora fassaensis" = Unionites fassaensis Wissmann 1841 clam
 Protobranchia - Tindariidae
"Anodontophora canalensis" = Austrotindaria canalensis
"Anodontophora canalensis" = Austrotindaria canalensis Catullo 1847 clam
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
 Bellerophontida - Bellerophontidae
Bellerophon sp. de Montfort 1808 snail
Cephalopoda
  -
Cephalopoda indet. Cuvier 1797