species: Atys naucum in Lizard Island area: all known taxa (Lizard Island Field Guide)
Atys naucum

©Anne Hoggett: Atys naucum at night, Watson's Bay, Lizard Island, off Chinaman's Ridge, 16 metres depth. Shell about 4 cm long. Photo identified by Dr Richard Willan, NT Museum.
Kingdom Animalia
Phylum Mollusca
Class Gastropoda
Order Cephalaspidea
Family Haminoeidae
Genus Atys
Species Atys naucum



Distinguishing features

Distinguishing features still need to be specified.


  • Up to 4 cm (Shell length of observed specimen.)



©Atlas of Living Australia: Australian distribution

Web resources


References that assist with identification

  • Coleman, N. (2008). Nudibranchs Encyclopedia: Catalogue of Asia/ Indo-Pacific Sea Slugs Neville Coleman's Underwater Geographic, Springwood, Qld.

Other references

  • Robertson, R. (1981). List of shell-bearing mollusks observed and collected at Lizard Island, Great Barrier Reef, Australia, Tryonia, 4: 1-32. LIRS catalog number 403.