Level B, Akmysh (Cretaceous of Kazakhstan)

Where: Kazakhstan (44.3° N, 52.0° E: paleocoordinates 37.8° N, 47.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Semenoviceras litschkovi ammonoid zone, Late/Upper Albian (105.3 - 99.6 Ma)

• The rich ammonite fauna collected from level B can be ascribed to the S. litschkovi zone, S. (P.) pseudocoelonodum subzone.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, concretionary, glauconitic, nodular, phosphatic sandstone

• Glauconitic sandstones with phosphatic nodules and oxidized ferruginous concretions

Size class: macrofossils

Preservation: mold/impression

Collected by M. Balini, M. Gaetani in 1995

• Repository: Museo di Paleontologia of the University of Milan (MPUM)

Primary reference: F. Cecca. 1997. The late Albian genus Semenoviceras (Hoplitidae, Ammonitina): palaeontologic study of a fauna of the Semenoviceras litschkovi zone from Mangyshlak (west Khazakstan). Rivista Italiana di Paleontologia e Stratigrafia 103:323-342 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 182873: authorized by Matthew Clapham, entered by Matthew Clapham on 27.11.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Hoplitidae
Semenoviceras (Semenoviceras) litschkovi, Semenoviceras (Planihoplites) pseudocoelonodum, Semenoviceras (Planihoplites) aff. pseudocoelonodum, Semenoviceras (Planihoplites) uhligi, "Semenoviceras (Semenoviceras) michalskii" = Semenoviceras michalskii
"Semenoviceras (Semenoviceras) michalskii" = Semenoviceras michalskii Semenov 1899 ammonite