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Morphology Ecology and taphonomy   Age range and collections

Ptychosphaera

Gastropoda - Bellerophontida - Bellerophontidae

Taxonomy
Ptychosphaera was named by Perner (1903) [Sepkoski's age data: S Ludl-u S Prid Sepkoski's reference number: 615]. It is not extant. Its type is Ptychosphaera constricta.

It was assigned to Bellerophontinae by Knight et al. (1960); to Cymbulariinae by Horný (1963); and to Bellerophontida by Sepkoski (2002).

Synonymy list
YearName and author
1903Ptychosphaera Perner
1960Ptychosphaera Knight et al. p. 182
1963Ptychosphaera Horný
2002Ptychosphaera Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
orderBellerophontidaUlrich and Scofield 1897
suborderBellerophontina
superfamilyBellerophontoidea()
familyBellerophontidae
subfamilyCymbulariinae
genusPtychosphaera

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.

Diagnosis
No diagnoses are available