PBDB Collection

Abrek Bay AB1014 (Triassic of Russian Federation)

Where: Russian Federation (42.9° N, 132.4° E: paleocoordinates 41.0° N, 110.4° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Neospathodus dieneri-N. pakistanensis conodont zone, Zhitkov Formation, Dienerian (250.5 - 251.2 Ma)

• Ambitoides fulginatus ammonoid zone

• bed-level stratigraphic resolution

Environment/lithology: submarine fan; lithified, shelly/skeletal sandstone

• Sandy shellbed within laminated mudstone succession

Size class: macrofossils

Primary reference: Y. Shigeta, Y. D. Zakharov, H. Maeda and A. M. Popov. 2009. The Lower Triassic System in the Abrek Bay area, south Primorye, Russia. National Museum of Nature and Science Monographs 38:1-218 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90211: authorized by Matthew Clapham, entered by Matthew Clapham on 13.07.2009, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Conodonta
Ozarkodinida - Gondolellidae	Neospathodus "sp. A", Neospathodus cf. cristagalli, Neospathodus pakistanensis, Neospathodus dieneri Neospathodus "sp. A" Mosher 1968 conodont Neospathodus cf. cristagalli Huckriede 1958 conodont Neospathodus pakistanensis Sweet 1970 conodont Neospathodus dieneri Sweet 1970 conodont
Chondrichthyes
Euselachii -	Euselachii indet. Euselachii indet. elasmobranch
Hybodontiformes - Acrodontidae	Acrodus cf. cuneocostatus Acrodus cf. cuneocostatus Cuny et al. 2001 elasmobranch
Hybodontiformes - Hybodontidae	Hybodus sp. Hybodus sp. Agassiz 1834 elasmobranch
Cephalopoda
Ceratitida - Meekoceratidae	Ambitoides orientalis n. sp. Ambitoides orientalis n. sp. Shigeta and Zakharov 2009 ceratite
Ceratitida - Ophiceratidae	? Vishnuites sp. ? Vishnuites sp. Diener 1897 ceratite
Ceratitida - Hedenstroemiidae	Clypites typicus², Parahedenstroemia kiparisovae n. sp. Clypites typicus² Waagen 1895 ceratite Parahedenstroemia kiparisovae n. sp. Shigeta and Zakharov 2009 ceratite
Nautilida - Grypoceratidae	Menuthionautilus korzchi Menuthionautilus korzchi Kiparisova 1960 nautiloid
Scaphopoda
Dentaliida - Laevidentaliidae	? Laevidentalium sp. ? Laevidentalium sp. Cossmann 1888 tusk shell
Gastropoda
Cycloneritida - Trachyspiridae	Trachyspiridae indet. Trachyspiridae indet. Nützel et al. 2007 snail
Murchisoniina - Soleniscidae	Strobeus shigetai Strobeus shigetai Kaim 2009 snail
Trochoidea - Colloniidae	Chartronella maedai n. sp. Chartronella maedai n. sp. Kaim 2009 snail
Neritoidea - Naticopsidae	Abrekopsis depresispirus Abrekopsis depresispirus Batten and Stokes 1986 snail
Caenogastropoda - Coelostylinidae	Omphaloptycha hormolira Omphaloptycha hormolira Batten and Stokes 1986 snail
Bivalvia
Nuculanida - Tindariidae	Austrotindaria antiqua¹ Austrotindaria antiqua¹ Foster et al. 2017 clam
Pectinida - Aviculopectinidae	Eumorphotis multiformis Eumorphotis multiformis Bittner 1899 scallop
Pectinida - Hunanopectinidae	Leptochondria minima Leptochondria minima Kiparisova 1938 scallop
Pectinida - Entoliidae	Entolioides sp. Entolioides sp. Allasinaz 1972 scallop
Ostreida - Pteriidae	Pteria ussurica Pteria ussurica Kiparisova 1938 pearl oyster

¹Foster et al. 2017; ²Ware and Bucher 2018