SOLITARY ISLANDS
UNDERWATER
RESEARCH GROUP, INC.

Peristernia nassatula
(Lamarck, 1822)

Distribution: Uncommon in the Solitary Islands Marine Park. Distributed throughout the tropical Indo-Pacific region. In Australia recorded from the offshore regions of northern Western Australia, from the Torres Strait Islands in Queensland south to northern New South Wales.

Ecological Notes: Frequents areas of rocks and coral, from intertidal to at least 500 m depth.

Additional Notes: Short biconic shell, brown in colour with white axial folds, anterior canal moderately short. Whorls with about 10 axial folds, crossed by numerous spiral ribs. Strong lirae on outer edge of aperture. Columella sinuous with 3 plaits at bend near the base of anterior canal, interior mauve. Grows to 35 mm.

References: Australian Shells, BR Wilson, K Gillett, AH and AW Reed Pty Ltd, Sydney, 1980. p.56.

Atlas of Living Australia website at https://bie.ala.org.au/search?q=Peristernia+nassatula. Accessed 24/11/2020.

The Seashells of New South Wales, Des Beechey, Senior Fellow, Australian Museum, Release 25. Website at http://seashellsofnsw.org.au/Fasciolariidae/Pages/Fasciolariidae_intro.htm. Accessed 24/11/2020.