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Molluscs of Tasmania

Muricidae – Trophoninae: Benthoxystus petterdi (Crosse, 1870) (‘Petterd’s trophon’)

Synonym(s): petterdi Crosse, 1870 clathratus Tenison-Woods, 1876.

Typical shell-length 10 mm. Shell may be white or grey-brown; densely reticulated, except in worn beached specimens. Lives subtidally amongst rocks and seaweed. Native. Endemic to southeastern Australia (NSW, TAS, VIC and SA). In Tasmanian waters, this is a widespread species, but uncommon as a beached shell.


Class: Gastropoda
Subclass: Caenogastropoda – Sorbeoconcha
Order: Hypsogastropoda – Neogastropoda
Superfamily: Muricoidea
Family: Muricidae
Subfamily: Trophoninae
Genus: Benthoxystus

Localities for Benthoxystus petterdi

Bicheno: Diamond Island
Bicheno: Redbill Beach
Blackmans Bay
Burnie: Blythe Heads & estuary
Carlton Beach: Spectacle Island
Clayton: foreshore
Coles Bay: foreshore
Coles Bay: Honeymoon Bay
Coles Bay (unlocalised)
Denison Beach (unlocalised)
D’Entrecasteaux Channel (unlocalised)
Eaglehawk Neck: eastern side
East Wynyard: beach
Flinders Island: Killiecrankie: foreshore
Flinders Island: Palana Beach
Frederick Henry Bay: Sloping Island
Goat Island: foreshore of island and nearby mainland
Greens Beach: main beach
Hawley Beach: foreshore towards Point Sorell
Huon Island
King Island: Fitzmaurice Bay
King Island: Grassy Harbour
King Island (unlocalised)
Leven River: mouth
Lime Bay: Green Head
Low Head (unlocalised)
Maria Island: Darlington Bay
Marrawah: West Point
Mayfield Beach to Mayfield Point
Narawntapu: Copper Cove
Narawntapu: Griffiths Point
Nubeena: Roaring Beach
Nubeena: White Beach
Orford: East Shelly Beach
Orford: Spring Beach
Penguin: Lonah & Lodders Point
Pirates Bay: Fossil Island
Pirates Bay (unlocalised)
Planters Beach to Fishers Point
Port Arthur: Denmans Cove
Port Cygnet: Cray Point
Port Davey: Whalers Cove
Port Latta: Cowrie Point
Port Sorell (unlocalised)
Rocky Cape: Castle Rock Bay
Seymour Beach: northern end
South Bruny Island: Adventure Bay: Cemetery Bluff
South Bruny Island: Adventure Bay: Grass Point
South Bruny Island: Cloudy Beaches: eastern beach
South Bruny Island: Simpsons Bay
Tamar River: George Town (unlocalised)
Tamar River: heads
Taroona: Alum Cliffs
Taroona Beach
Taroona: Dixons Beach
Tasmania (unlocalised)
The Gardens: Cosy Corner

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