![banner3 Molluscs of Tasmania](https://molluscsoftasmania.org.au/wp-content/uploads/2017/07/banner3.jpg)
Tergipedidae – Cuthoninae: Trinchesia sororum Burn, 1964 (‘sisters’ trinchesia sea-slug’)
Synonym(s): sororum Burn, 1964.
Typical body-length 8.0 mm. Lives intertidally and subtidally. Native. Endemic to southeastern Australia (TAS and VIC).
Classification
Class: Gastropoda
Subclass: Heterobranchia
Order: Cladobranchia – Aeolidida
Superfamily: Aeolidioidea
Family: Fionidae
Genus: Trinchesia
![species image](https://molluscsoftasmania.org.au/wp-content/uploads/2017/08/Trinchesia-sororum-1.jpg)
![locality map](https://molluscsoftasmania.org.au/wp-content/uploads/2017/07/no-spatial-records.jpg)