| 词条 | Spirotropis patagonica |
| 释义 |
| taxon =Spirotropis patagonica | image = Spirotropis patagonica 001.png | image_caption = Drawing of a shell of Spirotropis patagonica | authority = (d'Orbigny, 1841) | synonyms_ref = [1] | synonyms =
| display_parents = 3 }}Spirotropis patagonica is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.[1] 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 [2] DescriptionThe 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.[3] DistributionThis species occurs in the demersal zone of the Atlantic Ocean from Southern Brazil to Patagonia Fossils have been found in Quaternary strata in Brazil. References1. ^1 {{WRMS species|434900|Spirotropis patagonica (Orbigny, 1841)||6 November 2011}} 2. ^Martens. Sitzb.Bed., 77, 1881 3. ^[https://archive.org/details/manualconch06tryorich G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences]
External links
2 : Spirotropis (gastropod)|Gastropods described in 1841 |
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