Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy   Age range and collections

Ptychocaulus

Gastropoda - Murchisoniina - Hormotomidae

Synonymy list
YearName and author
1907Murchisonia (Ptychocaulus) Perner p. 92
1960Ptychocaulus Knight et al. p. 291
2002Ptychocaulus Sepkoski, Jr.
2017Ptychocaulus Wagner p. G369

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassOrthogastropoda
orderMurchisoniina
superfamilyMurchisonioidea()
familyHormotomidae
genusPtychocaulus()

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