Pyramidellidae – Syrnolinae: Syrnola (Agatha) angasi (Tryon, 1886) (‘Angas’ pyramid-shell’)
Synonym(s): angasi Tryon, 1886 lactea Angas, 1867.
Typical shell-length 8.0 mm. Lives subtidally as an ectoparasite of other invertebrates. Native. Endemic to southeastern Australia (NSW and TAS).
Order: Lower Heterobranchia