Marine Invertebrates
Sea Shells, Sea Slugs, Octopuses & allies (Mollusca)

Sea Shell, Sea Slug or Octopus (Mollusca) species

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The following moderators provide local knowledge and expertise for Sea Shells, Sea Slugs, Octopuses & allies (Mollusca):

Jennyncmg  |  offshore  |  MattNimbs  |  MichaelMcMaster

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449 species

Salinator fragilis (A sea snail)

Sassia (Cymatiella) sexcostata (Sassia (Cymatiella) sexcostata)

Sassia (Cymatiella) verrucosa (Little Southern Triton)

Sassia (Cymatiella) verrucosa

Sassia verrucosa - Lagoon Bay, Tasmania 2008 (D. Dedenczuk)

Sassia (Cymatiella) verrucosa

Sassia (Sassia) parkinsonia (Parkinson's Triton)

Sassia (Sassia) parkinsonia

Sassia parkinsonia (D. Dedenczuk)

Sassia (Sassia) parkinsonia

Scintilla strangei (Angas's Solecardia)

Scutus antipodes (Elephant Snail)

Scutus antipodes

image by Liz Allen

Scutus antipodes

image Liz Allen
Scutus antipodes

Pretty Point, NSW 2013 (J. Edwards)
Scutus antipodes
Scutus antipodes
Scutus antipodes

Semicassis (Antephalium) semigranosum (Half-grained Helmet)

Semicassis (Antephalium) semigranosum

Seven Mile Beach, Tasmania (D. Dedenczuk)

Semicassis (Antephalium) semigranosum

Semicassis (Semicassis) pyrum (White Helmet)

Semicassis (Semicassis) pyrum

Semicassis pyrum - Tasmania (D. Dedenczuk)

Semicassis (Semicassis) pyrum

Semicassis labiata (Semicassis labiata)

Semicassis labiata

image by Liz Allen

Semicassis labiata

image by Liz Allen
Semicassis labiata
Semicassis labiata

Semipallium aktinos (Shagreened Fan Shell)

Sepia apama (Giant Cuttlefish)

Sepia apama

photo by Mark Norman /Museum Victoria

Sepia apama
Sepia apama
Sepia apama
Sepia apama
Sepia apama

Sepia braggi (Slender Cuttlefish)

Sepia mestus (Reaper Cuttlefish)

Sepia novaehollandiae (Sepia novaehollandiae)

Sepia plangon (Mourning Cuttlefish)

Sepia rozella (Rosecone Cuttlefish)

Sepia sp. (genus) (Cuttlefish)

Sepia sp. (genus)
Sepia sp. (genus)
Sepia sp. (genus)
Sepia sp. (genus)
Sepia sp. (genus)
Sepia sp. (genus)

Sepioloidea lineolata (Striped Pyjama Squid)

Sepioteuthis australis

Sepioteuthis australis
Sepioteuthis australis

Serpulorbis sipho (Tube Mollusc)

Serpulorbis sipho

Serpulorbis sipho - Shelly Beach, Gerroa 2010 (D. Dedenczuk)

Serpulorbis sipho

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  • Local native (change?)
    * designates formal legal status
  • All invasiveness levels (change?)

Sea Shells, Sea Slugs, Octopuses & allies (Mollusca)

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2,204,991 sightings of 20,936 species in 9,226 locations from 12,776 contributors
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