Gastropoda - Cerithimorpha - Orthonemidae

Alternative combinations: Ectomaria attenuata, Murchisonia attenuata, Solenospira attenuata

Full reference: J. Hall. 1856. Description of new species of fossils from the Carboniferous limestones of Indiana and Illinois. Transactions of the Albany Institute 4:1-36

Belongs to Hypergonia according to P. J. Wagner 2023

See also Hall 1856, Hall 1883, Ulrich and Scofield 1897, Whitfield 1882 and Yochelson and Saunders 1967

Sister taxa: Hypergonia agraciada, Hypergonia baldwinensis, Hypergonia deplanata, Hypergonia elongata, Hypergonia hoffmani, Hypergonia illinoiensis, Hypergonia kirkbyi, Hypergonia marvinwelleri, Hypergonia mcoyi, Hypergonia percarinata, Hypergonia percostata, Hypergonia prolixa, Hypergonia quadricarinata, Hypergonia tatei, Hypergonia tenuis, Hypergonia turritella, Hypergonia vermicula, Hypergonia youngiana, Murchisonia (Hypergonia) fastigiata, Stegocoelia (Hypergonia) acuminata, Stegocoelia (Hypergonia) cincta, Stegocoelia (Hypergonia) jonathanensis, Stegocoelia (Hypergonia) korobkovi

Ecology: epifaunal

Distribution: found only at Spergen Hill, near railroad station at Harristown, southeast of Salem (Carboniferous of Indiana)

Show more details

Specimen images are retrieved through the ePANDDA API.