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Metorthonema Erwin 1988 (snail)

Gastropoda - Cerithimorpha - Orthonemidae

PaleoDB taxon number: 10124

Full reference: D. H. Erwin. 1988. Permian Gastropoda of the southwestern United States: Cerithiacean, Acteonacea, and Pyramidellacea. Journal of Paleontology 62(4):566-575

Parent taxon: Orthonemidae according to A. Nützel and K. Bandel 2000

Sister taxa: Carinanema, Donaldospira, Heshanietta, Hypergonia, Knightella, Laschmaspira, Microlampra, Ohiopupa, Palaeostylus, Spiromphalus

Subtaxa: Metorthonema distortum, Metorthonema sinistrale

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Ecology: epifaunal