-
-
Eumetazoa (metazoans)
-
Bilateria (bilaterally symmetrical animals)
-
Protostomia (protostomes)
-
-
-
Mollusca (clams, snails, squids, and relatives)
-
Class Gastropoda
-
Order Heterostropha
-
Family Pyramidellidae
-
Genus Agatha
-
Genus Besla
-
Genus Boonea
-
Genus Branchyostomia
-
Genus Careliopsis
-
Genus Chemnitzia
-
Genus Chrysallida
-
Genus Cingulina
-
Genus Cyclostremella
-
Genus Epigrus
-
Genus Eulimastoma
-
Genus Eulimella
-
Genus Evalea
-
Genus Fargoa
-
Genus Gumina
-
Genus Herviera
-
Genus Hinemoa
-
Genus Houbricka
-
Genus Ividella
-
Genus Ividia
-
Genus Kleinella
-
Genus Koloonella
-
Genus Linopyrga
-
Genus Liostomia
-
Genus Menestho
-
Genus Milda
-
Genus Miralda
-
Genus Obexomia
-
Genus Odostomella
-
Genus Odostomia
-
Genus Orinella
-
Genus Otopleura
-
Genus Peristichia
-
Genus Petitilla
-
Genus Planpyrgiscus
-
Genus Pseudoscilla
-
Genus Puposyrnola
-
Genus Pyramidella
-
Genus Pyrgiscilla
-
Genus Pyrgulina
-
Genus Rissopsetia
-
Genus Sayella
-
Genus Siogamaia
-
Genus Striarcana
-
Genus Striodostomia
-
Genus Syrnola
-
Genus Terelimella
-
Genus Trabecula
-
Genus Triptychus
-
Genus Turbonilla
-
-
-
-
-
-
-
-
-
-