Perrinia
''Perrinia'' is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Chilodontaidae. This genus has a long time been regarded as a subgenus of ''Turcica'' H. & A. Adams, 1854. Previously it was considered a (problematic) subgenus of ''Euchelus'' Philippi, 1847. Description The imperforate shell is small (less than 20 mm) and has a trochiform shape. The Whorl (mollusc), whorls are flattened and cancellated with a strongly indented Suture (anatomy), suture. The Aperture (mollusc), aperture is quadrangular. The outer Lip (gastropod), lip is lirate (= with fine linear elevations) within. The Columella (gastropod), columella is short, nearly straight, with several tubercles near the base. Species According to the World Register of Marine Species (WoRMS) the following species are included within the genus ''Perrinia'' : * ''Perrinia angulifera'' A. Adams, 1853 * ''Perrinia cantharidoides'' Vilvens, 2017 * ''Perrinia chinensis'' (G. B. S ...
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