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Eulimidae: Apicalia tryoni (Tate & May, 1900) (‘Tryon’s urchin-snail’)
Synonym(s): tryoni Tate & May, 1900.
Typical shell-length 3.0 mm. Lives subtidally as an internal parasite of echinoderms. Native. Endemic to southeastern and southwestern Australia (TAS, VIC and WA).
Classification
Class: Gastropoda
Subclass: Caenogastropoda – Sorbeoconcha
Order: Hypsogastropoda – Littorinimorpha
Superfamily: Eulimoidea
Family: Eulimidae
Genus: Apicalia
Localities for Apicalia tryoni
Black River Beach: southern end
Burnie: Sulphur Creek
Cape Barren Island (unlocalised)
Cape Portland (unlocalised)
D’Entrecasteaux Channel (unlocalised)
East Devonport: Pardoe Beach
East Devonport: Pardoe Beach: The Water Rat
Greens Beach: main beach
Leith: Lillico Beach
Nubeena: White Beach
Port Davey: Whalers Cove
![species image](https://molluscsoftasmania.org.au/wp-content/uploads/2018/05/Apicalia-tryoni_a.jpg)
![species image](https://molluscsoftasmania.org.au/wp-content/uploads/2018/05/Apicalia-tryoni_b.jpg)
![locality map](https://molluscsoftasmania.org.au/wp-content/uploads/2018/05/Apicalia-tryoni.jpg)