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Frechites lenaensis Konstantinov 1991 (ceratite)

Cephalopoda - Ammonoidea - Beyrichitidae

PaleoDB taxon number: 278774

Full reference: A. G. Konstantinov. 1991. Biostratigrafiya i ammonoidei verkhnego Aniziya severa Sibiri. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 787:1-136

Belongs to Frechites according to A. G. Konstantinov 1991

Sister taxa: Frechites bisulcatus, Frechites chischa, Frechites chischeformis, Frechites darkiensis, Frechites hamatus, Frechites kindlei, Frechites laqueatus, Frechites nevadanus, Frechites occidentalis

Type specimen: TsSGM 163/811. Its type locality is Taas-Krest Creek, nevadanus subzone, lower Lena River, which is in an Illyrian marine siliciclastic in the Russian Federation.

Ecology: nektonic carnivore

Average measurements (in mm): shell width 19.5, shell diameter 58.4