Gastropoda - Cerithimorpha - Orthonemidae
Full reference: H. Mansuy. 1914. Nouvelle contribution à la paléontologie du Yunnan. Mémoires du Service Géologiques de l’Indochine 1(3):1-190
Parent taxon: Palaeostylus according to J. B. Knight et al. 1960
Sister taxa: Palaeostylus acuminatus, Palaeostylus attenuatus, Palaeostylus bipartitus, Palaeostylus confragosus, Palaeostylus cylindrata, Palaeostylus delpeyae, Palaeostylus dongluoensis, Palaeostylus dussaulti, Palaeostylus fusuiensis, Palaeostylus giganticus, Palaeostylus guangxiensis, Palaeostylus irregularis, Palaeostylus lateapicatus, Palaeostylus minutus, Palaeostylus nervosus, Palaeostylus obliquicostatus, Palaeostylus planoverticum, Palaeostylus pseudozyga, Palaeostylus puperoides, Palaeostylus pupoides, Paleostylus krasnovidovoensis, Paleostylus krotovi, Paleostylus kukarkensis, Paleostylus stuckenbergi, Spiromphalus pervius
Subtaxa: Palaeostylus (Palaeostylus) marvinwelleri
Ecology: epifaunal
Distribution:
• Carboniferous of the United Kingdom (1 collection), United States (6: Missouri, Ohio)
Total: 7 collections each including a single occurrence