Discodorididae: Rostanga crawfordi (Burn, 1969) (‘Crawford’s sea-lemon’)

Synonym(s): crawfordi Burn, 1969 turia Burn, 1969 australis Rudman and Avern, 1989.
Typical body-length 30 mm. Lives subtidally on sponges, on which it feeds. Native. Endemic to southeastern and southwestern Australia (TAS, VIC, SA and WA).