Rissoellidae: Rissoella (Jeffreysilla) confusa robertsoni Ponder & Yoo, 1977 (‘confused rissoella’)
Synonym(s): confusa robertsoni Ponder & Yoo, 1977.
Typical shell-length 1.5 mm. Lives intertidally and subtidally amongst rocks and seaweed. Native. Endemic to southeastern Australia (NSW and TAS).
Order: Lower Heterobranchia