Gastropoda - Euomphalina - Euomphalidae
Alternative spelling: Straparollus (Eleutherospira)
Full reference: R. B. Blodgett and J. G. Johnson. 1992. Early Middle Devonian (Eifelian) Gastropods of Central Nevada . Palaeontographica Abteilung A 222:85-139
Parent taxon: Euomphalidae according to P. J. Wagner 2011
Sister taxa: Acanthonema, Alaionema, Amphiscapha, Anisostoma, Austerum, Biformispira, Centrifugus, Coelodiscus, Condonella, Cylicioscapha, Devonicornu, Discotropis, Elkoceras, Euomphalopsis, Euomphalopterinae, Euomphalus, Fletcherviewia, Goldfussoceras, Hippocampoides, Kiaeromphalus, Leptomphalus, Linsleyella, Nevadaspira, Nodeuomphalus, Novakopteron, Nummocalcar, Odontomariinae, Offleyotrochus, Pentagonodiscus, Phanerotinus, Planotectus, Platybasis, Pleuronotus, Poleumita, Saturnotropis, Sinistrispira, Sinutropis, Straparollus, Stusakia, Tongweispira, Tychobrahea, Weeksia, Woehrmannia, Spinicharybdiinae
Subtaxa: Eleutherospira medfraensis, Eleutherospira sinistralis, Eleutherospira steltenbergensis
Type: Straparollus (Eleutherospira) sinistralis
Ecology: stationary epifaunal suspension feeder