Gastropoda - Pyramidelloidea - Pyramidellidae
Alternative spelling: Odostomia (Syrnola)
Parent taxon: Pyramidellidae according to F. S. MacNeil 1960
Sister taxa: Agatha, Bartschella, Besla, Boonea, Brachystomia, Callolongchaeus, Careliopsis, Chemnitzia, Chrysalida, Cingulina, Cossmannica, Creonella, Dunkeria, Ebala, Eulimella, Evalea, Gumina, Iolaea, Iselica, Ivara, Ividella, Kleinella, Lacrimiforma, Linopyrga, Longchaeus, Menestho, Milda, Miralda, Nodostoma, Odostomella, Odostomia, Odostomiinae, Odostominae, Ondina, Orinella, Otopleura, Peristichia, Pharcidella, Ptycheulimella, Pyramidellinae, Pyrgolampros, Pyrgulina, Salassia, Sayella, Strioturbonilla, Triptychus, Turbonillinae, Ugartea, Waikura
Subtaxa: Odostomia (Syrnola) marylandica, Syrnola (Puposyrnola), Syrnola aclyformis, Syrnola granti, Syrnola thelma, Syrnola wallacei
Ecology: epifaunal carnivore