Sinutropis

Sinutropis is a genus of fossil sea snails, extinct euomphalid archaeogastropods from the Upper Silurian.

Sinutropis
Temporal range: Upper Silurian
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
?Gastropoda
Superfamily:
†Euomphaloidea
Family:
†Euomphalidae
Genus:
†Sinutropis

Perner, 1903[1]
Type species
† Sinutropis esthetica Perner, 1903

Description

The shell has rounded whorls and a deep rounded sinus on the upper lip of the aperture in place of the typical exhalent angulation of most related genera. Otherwise the shell is not obviously ornamented.

Species

According to the Paleobiology Database, the following species are included in this genus:

  • Sinutropis esthetica Perner, 1903[2]
  • Sinutropis interrumpens Perner, 1903[2]
  • Sinutropis spiralis Rohr, 1988[2]
  • Sinutropis tenera Perner, 1903[2]

References
  1. Perner J. (1903). Gastéropodes, Tome 1: Patellidae et Bellerophontidae 1-164.
  2. Paleobiology Database: Sinutropis

Further reading
  • Brooks Knight J. et al (1960). Systematic Descriptions. Treatise on Invertebrate Paleontology Part I Mollusca 1. Geological Society of America and University of Kansas Press.
  • D. M. Rohr D. M. (1988). "Upper Ordovician gastropods from the Seward Peninsula, Alaska". Journal of Paleontology 62(4): 551-566. JSTOR.


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