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Platyceras
Taxonomy
Platyceras was named by Conrad (1840) [Sepkoski's age data: O Cara-l Tr Anis Sepkoski's reference number: 797]. It is not extant. It is the type genus of Platyceratidae.
It was assigned to Capulidae by Ulrich and Scofield (1897); to Archaeogastropoda by Sepkoski (2002); and to Platyceratidae by Hall (1859), Knight et al. (1960), Bouchet et al. (2005).
It was assigned to Capulidae by Ulrich and Scofield (1897); to Archaeogastropoda by Sepkoski (2002); and to Platyceratidae by Hall (1859), Knight et al. (1960), Bouchet et al. (2005).
Species
P. (Euthyrachis), P. (Platyceras), P. (Tubomphalus), P. (Visitator) (syn. Aulopea, Distemnostoma, Cowwarrella, Saffordella), P. abundans (syn. Capulus deformis), P. ammon, P. angulatum, P. angustum, P. argo, P. attenuatum, P. auriculatum, P. billingsi, P. bistrami, P. bucculentum, P. callossum, P. canalicatum, P. carinatum, P. chapmani, P. colonus, P. columbinus, P. compressum, P. compressum, P. compressus, P. conradi, P. contortum, P. contortus, P. cordatus, P. crassum, P. cymbium, P. decorum, P. dilatans, P. dilatatum, P. disciforme, P. dormitans, P. duriculatum, P. eberti, P. echinatum, P. edmundi, P. elongatum, P. encloides, P. erectum, P. evolutus, P. expansus, P. fecundum, P. galeritus, P. gaspense, P. gibbosum, P. glenparkensis, P. gracilis, P. guesnini, P. hainensis, P. haliotis, P. haliotoides, P. hebes, P. holzapfeli, P. humulus, P. kahlebergensis, P. khammonense, P. laevicostatum, P. latum, P. leboutillieri, P. lejeunii, P. magnificum, P. mansfieldense, P. marylandicum, P. minutum, P. multiplicatus, P. munsteriana, P. nasutum, P. nettersheimensis, P. niagarensis, P. nodosum, P. oehlerti, P. oxynotum, P. paralium, P. patelliforme, P. pericompsus, P. perneri, P. platystomum, P. plicatile, P. priscum, P. producti, P. pulcherrimum, P. rarispinum, P. reflexum, P. richtum, P. rictum, P. robustum, P. romingeri, P. sagum, P. sigmoidale, P. sinuatum, P. spirale, P. squamosus, P. steinmanni, P. subrotundum, P. subumbonatum, P. symmetricum, P. tenella, P. terminalis, P. thetiforme, P. thetis, P. trilobatum, P. trojani, P. uncinatus, P. undata, P. undulatum, P. unicus, P. ussheri, P. verrucosum, P. vetusta, P. villmarensis, P. yochelsoni, P. zinkeni
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1840 | Platyceras Conrad |
| 1841 | Acroculia Phillips |
| 1844 | Actita Fahrenkohl |
| 1859 | Platyceras Hall |
| 1897 | Platyceras Ulrich and Scofield |
| 1960 | Platyceras Knight et al. p. 240 |
| 2002 | Platyceras Sepkoski |
| 2005 | Platyceras Bouchet et al. pp. 134, 246 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Platyceras Conrad 1840
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Subg. †Platyceras (Euthyrachis) Tyler 1965
Subg. †Platyceras (Platyceras) Conrad 1840
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†Platyceras (Platyceras) neverovoensis Mazaev 1996
†Platyceras (Platyceras) parasiticum Trautschold 1867
†Platyceras (Platyceras) subelegans Girty 1910
Subg. †Platyceras (Tubomphalus) Perner 1903
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†Tubomphalus crenistria Perner 1903
†Tubomphalus elatus Perner 1903
†Tubomphalus emergens Perner 1903
†Tubomphalus inflatus Perner 1907
Subg. †Platyceras (Visitator) Perner 1911
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†Visitator cylindricum Talent and Philip 1956
†Visitator extraneus Perner 1911
†Visitator tennesseensis Dunbar 1920
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Invalid names: Visitator curtum Dunbar 1920 [synonym], Visitator nelsoni Dunbar 1920 [synonym], Visitator planidorsata Dunbar 1920 [synonym], Visitator princeps Dunbar 1920 [synonym], Visitator quadrangulare Dunbar 1920 [synonym]
Invalid names: Aulopea Dunbar 1920 [synonym], Cowwarrella Talent and Philip 1956 [synonym], Distemnostoma Dunbar 1920 [synonym], Saffordella Dunbar 1920 [synonym]
†Platyceras ammon Hall 1862
†Platyceras angulatum Hall 1852
†Platyceras angustum Phillips 1836
†Platyceras argo Hall 1862
†Platyceras attenuatum Hall 1859
†Platyceras auriculatum Hall 1876
†Platyceras billingsi Hall 1859
†Platyceras bistrami Knod 1908
†Platyceras bucculentum Hall 1862
†Platyceras callossum Hall 1859
†Platyceras canalicatum Angelin and Lindström 1880
†Platyceras carinatum Hall 1862
†Platyceras chapmani Williams and Breger 1916
†Platyceras colonus Holzapfel 1895
†Platyceras columbinus Whidborne 1889
†Platyceras compressum Jhaveri 1969
†Platyceras compressum Clarke and Swartz 1913
†Platyceras compressus Goldfuss 1832
†Platyceras conradi Walcott 1884
†Platyceras contortum Barrois 1889
†Platyceras contortus Römer 1843
†Platyceras cordatus Whidborne 1889
†Platyceras crassum Hall 1862
†Platyceras cymbium Hall 1862
†Platyceras decorum Talent and Philip 1956
†Platyceras dilatans Perner 1911
†Platyceras dilatatum Hall 1859
†Platyceras disciforme Lindström 1884
†Platyceras dormitans Maurer 1885
†Platyceras duriculatum Hall 1879
†Platyceras eberti Holzapfel 1895
†Platyceras echinatum Hall 1862
†Platyceras edmundi Williams and Breger 1916
†Platyceras elongatum Hall 1859
†Platyceras encloides Weller 1906
†Platyceras erectum Hall 1843
†Platyceras evolutus Weller 1906
†Platyceras expansus Conrad 1842
†Platyceras fecundum Perner 1911
†Platyceras galeritus Whidborne 1891
†Platyceras gaspense Clarke 1908
†Platyceras gibbosum Hall 1859
†Platyceras glenparkensis Weller 1906
†Platyceras gracilis Sandberger 1842
†Platyceras guesnini Clarke 1908
†Platyceras hainensis Maurer 1885
†Platyceras haliotis de Sowerby and Murchison 1839
†Platyceras haliotoides Meek and Worthen 1866
†Platyceras hebes Clarke 1907
†Platyceras holzapfeli Spitz 1907
†Platyceras humulus Perner 1911
†Platyceras kahlebergensis Beushausen 1884
†Platyceras khammonense Mansuy 1913
†Platyceras laevicostatum Knod 1908
†Platyceras latum Keyes 1888
†Platyceras leboutillieri Clarke 1907
†Platyceras lejeunii Clarke 1908
†Platyceras magnificum Hall 1859
†Platyceras mansfieldense Tassell 1977
†Platyceras marylandicum Clarke and Swartz 1913
†Platyceras minutum Chapman 1916
†Platyceras multiplicatus Giebel 1858
†Platyceras munsteriana Fahrenkohl 1844
†Platyceras nasutum Miller 1891
†Platyceras nettersheimensis Heidelberger 2003
†Platyceras niagarensis Hall 1852
†Platyceras nodosum Conrad 1841
†Platyceras oehlerti Spitz 1907
†Platyceras oxynotum Girty 1929
†Platyceras paralium White and Whitfield 1862
†Platyceras patelliforme Holzapfel 1895
†Platyceras pericompsus Whidborne 1891
†Platyceras perneri Tolmachoff 1930
†Platyceras platystomum Hall 1859
†Platyceras plicatile Hall 1879
†Platyceras plicatile unguiformis Hall 1879
†Platyceras priscum Goldfuss 1844
†Platyceras producti Frech 1911
†Platyceras pulcherrimum Rowley 1908
†Platyceras rarispinum Hall 1859
†Platyceras reflexum Hall 1859
†Platyceras richtum Hall 1879
†Platyceras rictum Hall 1862
†Platyceras rictum spinosa Kindle 1900
†Platyceras robustum Hall 1859
†Platyceras romingeri Walcott 1889
†Platyceras sagum Mazaev 2019
†Platyceras sigmoidale Phillips 1841
†Platyceras sinuatum Hall 1859
†Platyceras spirale Hall 1859
†Platyceras squamosus Trenkner 1868
†Platyceras steinmanni Clarke 1899
†Platyceras subrotundum Snider 1915
†Platyceras subumbonatum Northrop 1939
†Platyceras symmetricum Hall 1862
†Platyceras tenella Dana 1847
†Platyceras terminalis Whidborne 1889
†Platyceras thetiforme Walcott 1884
†Platyceras thetis Hall 1862
†Platyceras trilobatum Hall 1859
†Platyceras trojani Blodgett and Johnson 1992
†Platyceras uncinatus Roemer 1852
†Platyceras undata Hall 1859
†Platyceras undulatum Walcott 1884
†Platyceras unicus Hall 1879
†Platyceras ussheri Whidborne 1891
†Platyceras verrucosum Barrois 1889
†Platyceras vetusta Sowerby 1829
†Platyceras villmarensis Basse and Heidelberger 2002
†Platyceras yochelsoni Kulas and Batten 1997
†Platyceras zinkeni Römer 1843
Invalid names: Acroculia Phillips 1841 [objective synonym], Actita Fahrenkohl 1844 [synonym]
Diagnosis
No diagnoses are available