Where: Russian Federation (62.5° N, 165.0° E: paleocoordinates 66.0° N, 166.9° E)
• coordinate based on political unit
• local area-level geographic resolution
When: Rateginskaya Formation, Bartonian to Bartonian (41.3 - 33.9 Ma)
• Corresponds to the Kovachin Horizon in western Kamchatka.
• formation-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone and lithified claystone
Size class: macrofossils
Primary reference: A. I. Kafanov and K. Ogasawara. 2004. Neogene and Paleogene Molluscan (Bivalvia) Cenozones of the Russian Northeast. Science Reports of the Institute of Geoscience, University of Tsukuba, Section B 25:9-45 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 50151: authorized by Wolfgang Kiessling, entered by Sabine Nürnberg on 09.05.2005, edited by Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Bivalvia | |
Modiolus solea Slodkewitsch 1936 mussel
Botula tumiensis mussel | |
Chlamys (Chlamys) cf. gackhense Kristofovich and Ilyina 1963 scallop | |
"Acesta (Plicacesta) ignota" = Plicacesta
"Acesta (Plicacesta) ignota" = Plicacesta file clam | |
Eucrassatella aperta clam | |
Cyclocardia subtenta Conrad 1849 clam | |
Pitar irvajamensis venus clam | |
Megayoldia (Portlandella) watasei Kanehara 1937 clam | |
"Megayoldia (Portlandella) nitida" = Yoldia nitida, Yoldia (Yoldia) caudata
"Megayoldia (Portlandella) nitida" = Yoldia nitida Brocchi 1814 clam | |
Gastropoda | |
Fissurella sp. Bruguière 1789 snail | |
Margarites (Pupillaria) sp. n. sp. Dall 1909 snail
Homalopoma sp. Carpenter 1864 snail | |
Acmaea (Acmaea) sp. Eschscholtz 1830 limpet | |
Epitonium (Boreoscala) keaseyense Durham 1937 wentletrap | |
Hataiella (Kotakiella) poronaiensis turret shell
Hataiella (Merriamella) rateginensis Titova 1994 turret shell | |
"Polinices (Euspira) ashiyaensis" = Euspira meisensis
"Polinices (Euspira) ashiyaensis" = Euspira meisensis Makiyama 1926 moon snail | |
Conomitra sp. n. sp.
Conomitra sp. n. sp. Conrad 1865 ribbed mitre | |
Siphonalia supragranulata, Beringius (Beringius) pressulus, Ancistrolepis matchgarensis, Ancistrolepis rateginensis, Plicifusus (Retifusus) sp. n. sp., Neptunea altispirata, Pseudoliomesus podkagermensis
Siphonalia supragranulata Nagao 1928 true whelk
Beringius (Beringius) pressulus Titova 1986 true whelk
Ancistrolepis matchgarensis true whelk
Ancistrolepis rateginensis Titova 1993 true whelk
Plicifusus (Retifusus) sp. n. sp. Dall 1902 true whelk
Neptunea altispirata true whelk
Pseudoliomesus podkagermensis true whelk | |
Fusinus (Fusinus) "n. sp. 1" Rafinesque 1815 snail | |
Trigonostoma (Trigonostoma) sp. n. sp. Blainville 1827 snail | |
Ancilla sp. n. sp.
Ancilla sp. n. sp. Lamarck 1799 olive snail | |
Parasyrinx (Lirasyrinx) sp. n. sp., Optoturris sp. n. sp.
Parasyrinx (Lirasyrinx) sp. n. sp. Finlay 1924 turrid
Optoturris sp. n. sp. turrid | |
Aforia sp. n. sp.
Aforia sp. n. sp. Dall 1889 aforia | |
Arctomelon rateginense snail | |
Fulgoraria (Kurodina) sp. n. sp., Fulgoraria (Kurodina) nagaoi, Fulgoraria (Psephaea) "n. sp. 4", Fulgoraria (Psephaea) "n. sp. 5", Fulgoraria (Musashia) naibutiensis, Fulgoraria (Musashia) "n. sp. 1", Fulgoraria (Musashia) "n. sp. 2", Fulgoraria (Musashia) "n. sp. 3"
Fulgoraria (Kurodina) sp. n. sp. Schumacher 1817 volute
Fulgoraria (Kurodina) nagaoi volute
Fulgoraria (Psephaea) "n. sp. 4" Crosse 1871 volute
Fulgoraria (Psephaea) "n. sp. 5" Crosse 1871 volute
Fulgoraria (Musashia) "n. sp. 1" Hayashi 1966 volute
Fulgoraria (Musashia) "n. sp. 2" Hayashi 1966 volute
Fulgoraria (Musashia) "n. sp. 3" Hayashi 1966 volute | |
"Crepidula pileum" = Spirocrypta pileum
"Crepidula pileum" = Spirocrypta pileum Gabb 1864 snail | |
Crepidula ungana Dall 1908 slipper shell
Calyptraea diegoana Conrad 1855 slipper shell |