Polystira oxytropis

{{Short description|Species of gastropod}}

{{Use dmy dates|date=October 2021}}

{{Speciesbox

| image = Polystira oxytropis 001.png

| image_caption = Drawing of a shell of Polystira oxytropis

| taxon = Polystira oxytropis

| authority = (Sowerby I, 1834)

| synonyms_ref =

| synonyms =

  • Pleuroliria artia Berry, 1957 ·
  • Pleuroliria parthenia Berry, 1957
  • Pleurotoma albicarinata G. B. Sowerby II, 1870
  • Pleurotoma oxytropis Sowerby I, 1834

}}

Polystira oxytropis is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.{{WRMS species|434714|Polystira oxytropis (Sowerby I, 1834)||5 April 2010}}

Description

The horn-colored shell contains several sharp keels and numerous spiral raised lines. The upper keel is the strongest, angulating the whorls, the surface concave above it. [https://ia600307.us.archive.org/10/items/manualconch06tryorich/manualconch06tryorich.pdf G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences] {{PD-notice}}

P. oxytropis is considered an "umbrella species" with considerable diversity as shown by DNA sequence data coupled with conchological studies. [https://dx.doi.org/10.11646/zootaxa.3884.5.5 Todd J.A. & Rawlings T.A. (2014). A review of the Polystira clade — the Neotropic’s largest marine gastropod radiation (Neogastropoda: Conoidea: Turridae sensu stricto). Zootaxa. 3884(5): 445-491]

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Distribution

This is an Eastern Pacific species, occurring off Western Mexico, in the Gulf of Panama and the Pacific coast of Colombia.

References

{{Reflist}}

  • Berry S.S. (1957). Notices of new eastern Pacific Mollusca.- I. Leaflets in Malacology. 1(14): 75-82.