A Guide to the Seashells and other Marine Molluscs of Tasmania, by Simon Grove 

Last build: Mon Jun 21 11:36:47 Tasmania Standard Time 2010

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Home       Master index page      Taxonomic list of subclasses (or taxa of roughly equivalent rank)

Order list - taxonomic

According to available records, the following orders (or taxa of roughly equivalent rank) occur in Tasmania:

Chaetodermomorpha (aplacophorans)

Neomeniomorpha (aplacophorans)

Neoloricata (chitons)

Nuculoida (nut-shells, neilo-clams, sarepta-clams and nutlet-shells)

Solemyoida (date-shells and nucinellid-clams)

Arcoida (ark-shells, dog-cockles, micromussels, limopsid-clams etc.)

Limoida (file-shells)

Mytiloida (mussels)

Ostreoida (oysters, saddle-oysters, jingle-shells, scallops and thorny-oysters)

Pterioidia (pen-shells, butterfly-shells and finger-clams)

Trigonioida (brooch-shells)

Myoida (gapers, crypt-dwellers, basket-shells, angel-wings, shipworms etc.)

Pholadomyoida (rock-clams, myadora-clams, watering-pots, spoon-shells, lantern-shells, thracia-clams etc.)

Veneroida (venus-clams, wedge-shells, trough-shells, lucines, arc-mussels, cockles, lepton-clams etc.)

Dentaliida (tusk-shells)

Gadilida (tusk-shells)

Octopoda (octopuses and nautiluses)

Sepioidea (cuttlefish and squid)

Teuthoidea (squid)

Vampyromorpha (squid)

Patellogastropoda (limpets)

Vetigastropoda (turban-shells, star-shells, pheasant-shells, keyhole-limpets, notch-limpets, abalones, slit-shells etc.)

Neritimorpha - Cycloneritimorpha (nerites and false-limpets)

Cerithiimorpha - Cerithiimorpha (creepers, dialas, screw-shells, worm-shells, monk-shells etc.)

Hypsogastropoda - Littorinimorpha (winkles, wentletraps, rice-shells, cowries, false-creepers, rock-whelks, sand-snails etc.)

Hypsogastropoda - Neogastropoda (murex-shells, olive-shells, volutes, whelks, nutmeg-shells, mud-snails, cone-shells etc.)

Lower Heterobranchia (sundial-shells, pyramid-shells, rissoella-shells and orbitestellid-shells)

Opisthobranchia - Acteonoidea (bubble-shells)

Opisthobranchia - Aplysiomorpha (sea-hares)

Opisthobranchia - Cephalaspidea (canoe-shells, peanut-shells, bubble-shells and sea-slugs)

Opisthobranchia - Cladobranchia - Aeolidida (sea-slugs)

Opisthobranchia - Cladobranchia - Dendronotida (sea-slugs)

Opisthobranchia - Cladobranchia - Euarminida (sea-slugs)

Opisthobranchia - Cladobranchia - unplaced (sea-slugs)

Opisthobranchia - Euctenidiacea - Doridacea (sea-lemons and sea-slugs)

Opisthobranchia - Nudipleura - Pleurobranchomorpha (sea-slugs)

Opisthobranchia - Sacoglossa - Oxynoacea (sea-slugs and bubble-shells)

Opisthobranchia - Sacoglossa - Placobranchacea (sea-slugs)

Opisthobranchia - Thecosomata (sea-butterflies)

Opisthobranchia - Umbraculida (umbrella-snails)

Pulmonata - Basommatophora (siphon-shells and air-breathers)

Pulmonata - Eupulmonata (air-breathers, lung-limpets and smeagol-snails)

Pulmonata - Eupulmonata - Systellommatophora (sea-slugs)