Gateway to the Paleobiology Database
Rhymmoceras gracilentum Ruzhentsev 1958 (ammonite)

Cephalopoda - Ammonoidea - Rhymmoceratidae

PaleoDB taxon number: 316086

Belongs to Rhymmoceras according to D. Korn and M. N. Sudar 2016

Sister taxa: Rhymmoceras perlatum, Rhymmoceras spatiosum, Rhymmoceras vermiculatum

Type specimen: PIN 455/452, a shell. Its type locality is Zhaksy-Kargala River, Sample 2, which is in a Pendleian carbonate limestone in Kazakhstan.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 5.62, shell diameter 19.9