Semicassis
Genus of gastropods
Semicassis Temporal range:
Eocene - Recent
A live individual of Semicassis undulata from Italy
Five views of a shell of Semicassis bisulcata from the Philippines
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
Subclass:
Caenogastropoda
Order:
Littorinimorpha
Superfamily:
Tonnoidea
Family:
Cassidae
Genus:
Semicassis Mörch , 1852 [ 1]
Type species
Cassis japonica Reeve, 1848
Synonyms [ 2]
Antephalium Iredale, 1927
Cassidea (Semicassis) Mörch, 1852
Cassis (Semicassis) Mörch, 1852 (original rank)
Faurotis Jousseaume, 1888
Maucassis C. A. Fleming, 1943 †
Phalium (Kahua) Marwick, 1928 †
Phalium (Semicassis) Mörch, 1852
Phalium (Xenogalea) Iredale, 1927
Semicassis (Antephalium) Iredale, 1927 · accepted, alternate representation
Semicassis (Kahua) Marwick, 1928 †· accepted, alternate representation
Semicassis (Semicassis) Mörch, 1852 · accepted, alternate representation
Semicassis (Xenophalium) Iredale, 1927
Tylocassis Woodring, 1928
Xenogalea Iredale, 1927
Xenophalium Iredale, 1927
Xenophalium (Mauicassis) C. A. Fleming, 1943
Xenophalium (Xenogalea) Iredale, 1927
Semicassis is a genus of medium-sized predatory sea snails , marine gastropod molluscs in the subfamily Cassinae within the family Cassidae , the helmet snails and bonnet snails.[ 2]
Species
According to the World Register of Marine Species (WoRMS), the following species with valid names are included within the genus Semicassis :
Semicassis adcocki (Sowerby III, 1896)
Semicassis angasi (Iredale, 1927)
Semicassis bisulcata (Schubert & Wagner, 1829)
Semicassis bondarevi Mühlhäusser & Parth, 1993
Semicassis bulla Habe, 1961
Semicassis canaliculata (Bruguière, 1792)
Semicassis cancellata (Lamarck, 1803)
Semicassis centiquadrata (Valenciennes, 1832)
Semicassis craticulata (Euthyme, 1885)
Semicassis decipiens (Kilburn, 1980)
Semicassis dorae (Kreipl & Mühlhäusser, 1996)
Semicassis dougthorni Dekkers, 2013
Semicassis faurotis (Jousseaume, 1888)
Semicassis fernandesi (Kilburn, 1975)
† Semicassis fibrata (P. Marshall & Murdoch, 1920)
Semicassis glabrata (Dunker, 1852)
Semicassis granulata (Born, 1778) - synonym: Phalium granulatum (Born, 1778)
† Semicassis grateloupi (Deshayes, 1853)
Semicassis inornata (Pilsbry, 1895)
† Semicassis kaawaensis (Bartrum & Powell, 1928)
Semicassis labiata (Perry, 1811)
† Semicassis laevigata (Defrance, 1817)
†Semicassis lilliei (C. A. Fleming, 1943)
† Semicassis marwicki (C. A. Fleming, 1943)
Semicassis microstoma (Martens, 1903)
† Semicassis neumayri (Hoernes, 1875)
Semicassis paucirugis (Menke, 1843)
Semicassis pyrum (Lamarck, 1822)
Semicassis royana (Iredale, 1914)
Semicassis saburon (Bruguière, 1792)
Semicassis semigranosa (Lamarck, 1822)
Semicassis sinuosa (Verco, 1904)
† Semicassis skinneri (Marwick, 1928)
Semicassis sophia (Brazier, 1872)
† Semicassis subsulcosa (Hoernes & Auinger, 1884)
† Semicassis szilviae Kovács & Vicián, 2018
Semicassis thachi Kreipl, Alf & Eggeling, 2006
Semicassis thomsoni (Brazier, 1875)
Semicassis umbilicata (Pease, 1861)
Semicassis undulata (Gmelin, 1791)
Semicassis westralis Kreipl, 1997
Semicassis whitworthi (Abbott, 1968)
Semicassis zeylanica (Lamarck, 1822)
Species brought into synonymy
Semicassis cicatricosa (Gmelin, 1791) : synonym of Semicassis granulata (Born, 1778)
Semicassis diuturna Iredale, 1927 : synonym of Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
Semicassis japonica (Reeve, 1848) : synonym of Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
Semicassis miolaevigata Sacco, 1890 : synonym of Semicassis saburon (Bruguière, 1792)
Semicassis obscura Habe, 1961 : synonym of Semicassis bulla Habe, 1961
Semicassis pauciruge : synonym of Semicassis paucirugis (Menke, 1843)
Semicassis persimilis Kira, 1955 : synonym of Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
Semicassis pila (Reeve, 1848) : synonym of Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
Semicassis salmonea Beu, Bouchet & Tröndlé, 2012 : synonym of Semicassis bulla Habe, 1961
Fossil shell of Semicassis rondoletii
Extinct Species
Extinct species within this genus include:[ 3]
Semicassis aldrichi Dall 1890 †
Semicassis angasi Iredale 1927 †
Semicassis deneseplicata Martin 1916 †
Semicassis harpaeformis Lamarck 1803 †
Semicassis labiata Perry 1811 †
Semicassis monilifera Sowerby 1846 †
Semicassis oligocalantica Vredenburg 1925 †
Semicassis ovulum Ortmann 1900 †
Semicassis pyshtensis Addicott 1976 †
Semicassis reclusa Guppy 1873 †
Fossils of species within this genus have been found all over the world in sediments from Eocene to Quaternary (age range: 37.2 to 0.0 million years ago).
References
Wikimedia Commons has media related to
Semicassis .
^ Mörch, O.A.L. (1852) Catalogus Conchyliorum quae Reliquit D’Alphonso d’Aguirra & Gadea Comes de Yoldi, Regis Daniae Cubiculariorum Princeps, Ordinis Dannebrogici in Prima Classe & Ordinis Caroli Terth Eques. Vol. 1. L. Klein, Hafniae, 74 pp.
^ a b WoRMS : Semicassis; accessed: 30 July 2020
^ Fossilworks