Pyramidellidae – Odostomiinae: Pseudorissoina exserta Laseron, 1951 (‘tapered pyramid-shell’)
Synonym(s): exserta Laseron, 1951.
Typical shell-length 4.2 mm. Lives in offshore waters as an ectoparasite of other invertebrates. Native. Endemic to southeastern Australia (NSW and TAS).
Order: Lower Heterobranchia
no coastal locality records for this species currently available