quarry Ayat 2 (Cretaceous of Kazakhstan)

Where: Kustanai, Kazakhstan (52.7° N, 62.9° E: paleocoordinates 47.0° N, 54.1° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Late/Upper Maastrichtian (70.6 - 66.0 Ma)

Environment/lithology: offshore; claystone

• silty and carbonaceous clays

Size class: macrofossils

Collected by L. A. Nessov in 1992

Primary reference: A. V. Dhondt, D. P. Naidin, and A. P. Levina, E., and Simon. 1996. Maastrichtian faunas from the Turgay Strait (northern Kazakhstan). Mitteilungen aus dem Geologisch-Paläontologischen Institut der Universität Hamburg 77:49-65 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186878: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 07.07.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Terebratulida - Mosaethyrididae
 Terebratulida - Gibbithyrididae
 Rhynchonellida - Tetrarhynchiidae
 Rhynchonellida - Rhynchonellidae
 Pectinida - Pectinoidae
Spondylus fimbriatus Goldfuss 1835 scallop
Neithea sexcostata Woodward 1833 scallop
Neithea striatocostata Goldfuss 1833 scallop
 Pectinida - Anomiidae
 Pectinida - Oxytomidae
 Ostreida - Gryphaeidae
"Amphidonte decussata" = Exogyra overwegi von Buch 1852 oyster
Gryphaeostrea canaliculata Sowerby 1813 oyster
 Ostreida - Flemingostreidae
Agerostrea sp. Vialov 1936 oyster
 Ostreida - Ostreidae
 Life -