Pyramidellidae – Odostomiinae: Odostomia (Linopyrga) crassicostata (May, 1915) (‘thick-ribbed pyramid-shell’)
Synonym(s): crassicostata May, 1915.
Typical shell-length 1.7 mm. Lives subtidally and offshore as an ectoparasite of other invertebrates. Native. Endemic to southeastern Australia (TAS only).
Order: Lower Heterobranchia