Kheta River-3 (Cretaceous of Russian Federation)

Where: Russian Federation (75.0° N, 105.0° E: paleocoordinates 75.9° N, 80.0° E)

• small collection-level geographic resolution

When: Chetaites sibiricus zone, Berriasian (145.0 - 139.8 Ma)

Environment/lithology: marine; glauconitic, yellow sandstone

• lithology described as fine-grained yellow, glauconitic sandstone with irregularly shaped concretions of calcareous sandstone that is dark green, very dense, and viscous. Concretions 10-20 cm long and 3-5 cm in diam., majority of concretions without fauna

Size class: macrofossils

Primary reference: V. N. Saks, ed. 1975. The Jurassic-Cretaceous Boundary and the Berriasian Stage in the Boreal Realm. 1-319 [M. Patzkowsky/K. Layou/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 2456: authorized by Mark Patzkowsky, entered by Karen Layou on 05.07.1999, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

Nodosariata
 Robertinida - Epistominidae
ex gr. Epistomina reticulata
originally entered as "Epistomina ex gr. reticulata"
 Nodosariida - Nodosariidae
 Vaginulinida - Vaginulinidae
aff. Lenticulina pseudoarctica
originally entered as "Lenticulina aff. pseudoarctica"
Sedentaria
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Rhynchonellata
 Terebratulida - Loboidothyrididae
Pinaxiothyris sp. n. sp. Dagys 1968
originally entered as "Pinaxiothyris n. sp."
 Terebratulida - Triadithyrididae
Lenothyris ovalis Dagys 1968
 Terebratulida - Boreiothyrididae
Taimyrothyris sp. n. sp. Dagys 1968
originally entered as "Taimyrothyris n. sp."
cf. Taimyrothyris humilis Dagys 1968
originally entered as "Taimyrothyris cf. humilis"
 Rhynchonellida - Rhynchonellidae
aff. Ptilorhynchia glabra Dagys 1968
originally entered as "Ptilorhynchia aff. glabra"
aff. Ptilorhynchia seducta Dagys 1968
originally entered as "Ptilorhynchia aff. seducta"
Cephalopoda
 Ammonitida - Polyptychitidae
Subcraspedites sp. Spath 1924 ammonite
"Paracraspedites sp." = Subcraspedites (Paracraspedites) ammonite
Surites sp. Sazonov 1951 ammonite
originally entered as "Surites sp."
 Ammonitida - Perisphinctidae
Chetaites sp. Shul'gina 1962 ammonite
 Belemnitida - Belemnitidae
Bivalvia
 Carditida - Astartidae
Astarte sp. Sowerby 1816 clam
 Pholadida - Pleuromyidae
cf. Pleuromya uralensis clam
originally entered as "Pleuromya cf. uralensis"
 Myalinida - Inoceramidae
Inoceramus sp. Sowerby 1814 clam
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
 Pectinida - Buchiidae
Buchia terebratuloides Lahusen 1888 scallop
 Pectinida - Pectinoidae
"cf. Boreionectes breviauris" = Camptonectes (Boreionectes)
"cf. Boreionectes breviauris" = Camptonectes (Boreionectes) scallop
originally entered as "Boreionectes cf. breviauris"
 Mytilida - Crenellidae