Sinutropis

Sinutropis; Temporal range: Upper Silurian
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	?Gastropoda
Superfamily:	†Euomphaloidea
Family:	†Euomphalidae
Genus:	†Sinutropis; Perner, 1903
Type species
	† Sinutropis esthetica Perner, 1903;

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

Description edit

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 edit

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 edit

^ Perner J. (1903). Gastéropodes, Tome 1: Patellidae et Bellerophontidae 1-164.
^ ^a ^b ^c ^d Paleobiology Database: Sinutropis

Further reading edit

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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[1] Perner J. (1903). Gastéropodes, Tome 1: Patellidae et Bellerophontidae 1-164.

[paleodb-2] Paleobiology Database: Sinutropis

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