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Osperleioceras (Pseudopolyplectus) bicarinatum Zieten 1831 (ammonite)

Cephalopoda - Ammonitida - Hildoceratidae

PaleoDB taxon number: 269636

Alternative combinations: Ammonites bicarinatus, Osperleioceras bicarinatum, Osperlioceras bicarinatum

Synonym: Leioceras cumulatum Hyatt 1867 (taxon 273764)

Belongs to Osperleioceras (Pseudopolyplectus) according to M. Bécaud 2006

Sister taxa: Osperleioceras (Pseudopolyplectus) loeve, Osperleioceras (Pseudopolyplectus) subtile

Type specimens:

  • Osperleioceras (Pseudopolyplectus) bicarinatum: Its type locality is St. Cassian (Munster coll), which is in a Julian carbonate limestone in the Cassian Formation of Italy.
  • Leioceras cumulatum:

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 12.0, shell diameter 51.2