†Ornollus Heidelberger 2001 (snail)
Full reference: D. Heidelberger. 2001. Mitteldevonische (Givetische) Gastropoden (Mollusca) aus der Lahnmulde (suedliches Rheinisches Schiefergebirge). Geologische Abhandlungen Hessen 106:1-291
Parent taxon: Euomphaloidea according to P. J. Wagner 2011
Sister taxa: Anomphalidae, Elasmonematidae, Euomphalidae, Helicotomidae, Holopeidae, Kitikamispira, Lesueurillidae, Microdomatidae, Nettersheimia, Omphalocirridae, Omphalocirrinae, Omphalotrochidae, Pseudophoridae, Raphistomatidae, Rhenomphalus, Serpulospira, Tychobraheidae
Subtaxa: Ornollus decussatus
Ecology: stationary epifaunal suspension feeder