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Morphology Ecology and taphonomy   Age range and collections


Gastropoda - Bellerophontida - Bellerophontidae

Retispira was named by Knight (1945) [Sepkoski's age data: D Emsi-u Tr Indu-l Sepkoski's reference number: 362]. It is not extant. Its type is Retispira bellireticulata.

It was reranked as Bucanopsis (Retispira) by Elias (1958); it was reranked as Knightites (Retispira) by Knight et al. (1960).

It was assigned to Bucanopsis by Elias (1958); to Knightites by Knight et al. (1960); to Bellerophontida by Sepkoski (2002); to Bellerophontidae by Mazaev (2015); and to Knightitinae by Frýda (2000) and Nützel and Ketwetsuriya (2016).

Knightites (Retispira) hanzawai, Knightites (Retispira) striata, Knightites (Retispira) warthi, R. albapinensis, R. angustifasciata, R. asiatica, R. bellireticulata (type species), R. bilabiatus, R. bimorpha, R. bittneri, R. boltoni, R. carinatus, R. chenmazijingensis, R. chernyshevi, R. christinae, R. cincta, R. clarkei, R. concinna, R. culleni, R. decussatus, R. deflectus, R. devonica, R. elegans (syn. R. decussata), R. elevata, R. emerii, R. espinasa, R. exilis (syn. Bucania textilis), R. fascireticulatus, R. fragilis, R. guizhouensis, R. hibernicus, R. hohenlimburgensis, R. integra, R. irwinensis, R. kansasensis, R. kattaensis, R. keyniana (syn. Knightites (Retispira) waterkeynianus), R. leda, R. lyelli (syn. R. sosiensis, R. girtyi, Bellerophon (Bucania) sosiensis), R. makatikhae, R. marcouianus, R. matanensis, R. meekiana, R. modesta, R. monronensis, R. mowensis, R. multicancellata, R. multilirata, R. multiscalpta, R. ningxiaensis, R. nodocostata (syn. Knightites (Retispira) rugopleurus), R. nodulifera, R. nolani, R. ordinata, R. ornatissima, R. ornatus, R. otsego, R. patagoniensis, R. perelegans, R. puchenpraensis, R. qingshuiheensis, R. qingshuihensis, R. repertus, R. reticulata, R. reticulatus, R. retifera, R. rumpfi, R. schwelmensis, R. sinensis, R. solignaci, R. strictocanalicula, R. strictura, R. subtilistriata, R. sullivani (syn. R. minuta), R. tasselli, R. temnonema, R. tenuilineata, R. tenuilirata, R. texana, R. textiliformis (syn. Knightites (Retispira) bellus), R. textilis (syn. Bellerophon cancellatus), R. triangularis, R. tumidus, R. undata, R. undulata, R. waverliensis, R. yochelsoni

View classification of included taxa

Synonymy list
YearName and author
1858Bellerophon kansasensis Shumard p. 204
1897Bucanopsis kansasensis Ulrich and Scofield p. 854
1899Patellostium kansasensis Girty p. 589
1914Bucanopsis kansasensis Price p. 534
1929Bucanopsis kansasensis Weller p. 319
1945Retispira Knight p. 335
1958Bucanopsis (Retispira) Elias p. 3
1960Knightites (Retispira) Knight et al. p. 184 fig. 103.5
1960Knightites (Retispira) kansasensis Yochelson p. 226
2000Retispira Frýda p. 359
2002Retispira Sepkoski, Jr.
2015Retispira Mazaev p. 879
2016Retispira Nützel and Ketwetsuriya p. 490

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EubilateriaAx 1987
classGastropodaCuvier 1797
orderBellerophontidaUlrich and Scofield 1897

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.

No diagnoses are available