Kingdom Animalia Clade Caenogastropoda Clade Neogastropoda Scientific name Spirotropis patagonica Rank Species | Class Gastropoda Clade Hypsogastropoda Superfamily Conoidea Phylum Mollusca | |
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Spirotropis patagonica is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.
Contents
The variety Spirotropis patagonica magellanica (Martens, E.C. von, 1881) was originally described as Drillia patagonica Martens, E.C. von, 1881 with a length half as long
Description
The shell size varies between 6 mm and 15 mm.
The shell is yellowish brown. The first whorls are globose,the third and following ones subangulated, with longitudinal short, fine ribs and close revolving striae. The ribs are obsolete on the body whorl. The sinus is broad and shallow.
Distribution
This species occurs in the demersal zone of the Atlantic Ocean from Southern Brazil to Patagonia
Fossils have been found in Quaternary strata in Brazil.
References
Spirotropis patagonica Wikipedia(Text) CC BY-SA