Gastropoda - Euomphalina - Euomphalidae

Full reference: R. Etheridge Jr. 1902. A new Permo-Carboniferous genus (Keenia) of Pleurotomariidae, and a Straparollus in New South Wales. Records of the Australian Museum 4(5):195-200

Belongs to Straparollus according to R. Etheridge 1902

Sister taxa: Euomphalus (Straparollus) exiguus, Straparollus (Philoxene), Straparollus (Straparollus), Straparollus acuminatus, Straparollus aequalis, Straparollus ammon, Straparollus arcturus, Straparollus ater, Straparollus bicavatus, Straparollus brevis, Straparollus calyx, Straparollus clymenioides, Straparollus complanans, Straparollus daphne, Straparollus davidi, Straparollus devonoaltus, Straparollus dionysii, Straparollus expectans, Straparollus filifora, Straparollus fragilis, Straparollus franciscae, Straparollus hecale, Straparollus heliciformis, Straparollus hippolyta, Straparollus honoratus, Straparollus incongruens, Straparollus ineptus, Straparollus inops, Straparollus kokeni, Straparollus leptoni, Straparollus levigatus, Straparollus lonemountainensis, Straparollus macromphalus, Straparollus magnus, Straparollus marylandicus, Straparollus multispina, Straparollus paullulus, Straparollus perlongus, Straparollus planodiscus, Straparollus planorbiformis, Straparollus planus, Straparollus portlandensis, Straparollus quadrivolvis, Straparollus rudis, Straparollus spergenensis, Straparollus turritus, Straparollus ultimus, Straparollus vermis, Straparollus volnovachensis, Straparolus australis, Straparolus subdionysii

Type specimen: Its type locality is Duguid's Hill, near Harper's Hill, near West Maitland, which is in a Sakmarian marine siliciclastic in the Allandale Formation of Australia

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell width 69.9