Gastropoda - Caenogastropoda - Fasciolariidae
Alternative spellings: Palaeostylus (Leptozyga), Pseudozygopleura (Leptozyga)
Full reference: J. B. Knight. 1930. The gastropods of the St. Louis, Missouri, Pennsylvanian outlier: the Pseudozygopleurinae. Journal of Paleontology Memoir 4(1):1-88
Parent taxon: Orthonemidae according to P. J. Wagner 2023
See also Knight 1930, Knight et al. 1960 and Sepkoski 2002
Sister taxa: Carinanema, Cibecuia, Donaldospira, Heshanietta, Hypergonia, Knightella, Microlampra, Ohiopupa, Palaeostylus
Subtaxa: Leptozyga costata Leptozyga minuta Leptozyga venustus
Distribution:
• Permian of Cambodia (1 collection), Malaysia (1)
• Carboniferous of Australia (1), United States (15: Illinois, Kansas, Missouri, New Mexico, Ohio, Oklahoma, West Virginia)
• Givetian of France (1)
Total: 19 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.