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Euthyrhachis Tyler 1965 (snail)

Gastropoda - Euomphalina - Platyceratidae

PaleoDB taxon number: 136665

Alternative spelling: Platyceras (Euthyrhachis)

Full reference: J. H. Tyler. 1965. Gastropods from the Middle Devonian Four Mile Dam Limestone (Hamilton) of Michigan. Journal of Paleontology 39(3):341-349

Parent taxon: Platyceratidae according to K. Bandel and J. Fręda 1999

Sister taxa: Barynema, Basiplanus, Brokenriveria, Cancellator, Cancelloplatyceras, Compsonema, Crossoceras, Cyclonema, Devononema, Himantonia, Lotzia, Naticellina, Naticonema, Naticonoda, Natirhenia, Nonorios, Obscuropsis, Paffrathia, Palaeocapulus, Platyceras, Platyschisma, Ploconema, Praenatica, Pseudorthonychiinae, Ptychospirina, Rhabdocantha, Spinyplatyceras, Spiranodus, Spironemella, Strophostylus, Stuckenbergispira, Tachloconcha, Turbonellininae

Subtaxa: Euthyrhachis blatchleyi, Euthyrhachis indianense, Euthyrhachis vulgaris

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Ecology: passively mobile epifaunal coprophage