Abra exigua (small semele-clam)
Abraliopsis gilchristi (Gilchrists squid)
Abraliopsis hoylei (Hoyles squid)
Abranda modestina (modest tellin)
Acanthochitona bednalli (Bednalls acantho chiton)
Acanthochitona coxi (tearful acantho chiton)
Acanthochitona gatliffi (Gatliffs acantho chiton)
Acanthochitona granostriata (granular-striated acantho chiton)
Acanthochitona kimberi (Kimbers acantho chiton)
Acanthochitona macrocystialis (kelp acantho chiton)
Acanthochitona pilsbryi (Pilsbrys acantho chiton)
Acanthochitona sueurii (Lesueurs acantho chiton)
Acanthodoris metulifera (metuliferous sea-slug)
Acesta saginata (fattened file-shell)
Aclophoropsis festiva (festive sinistral-creeper)
Aclophoropsis maculosa (spotted sinistral-creeper)
Acremodontina translucida (translucid false top-shell)
Acrosterigma cygnorum (oblique cockle)
Acteon retusus (retuse acteon)
Adamnestia arachis (spireless peanut-shell)
Adelphotectonica reevei (Reeves sundial-shell)
Aegires exeches (exeches aegires sea-slug)
Aeolidiella drusilla (drusilla aeolidiella sea-slug)
Aesopus cassandra (cassandra dove-shell)
Aesopus gatliffi (Gatliffs dove-shell)
Aesopus pallidulus (pallid dove-shell)
Aesopus plurisulcatus (plurisulcate dove-shell)
Aesopus solidus (solid dove-shell)
Afrolittorina praetermissa (checked australwink)
Agnewia tritoniformis (triton-like rock-shell)
Alaba monile (spotted alaba)
Alaba pulchra (beautiful alaba)
Alaba translucida (translucid alaba)
Alaginella gatliffi (Gatliffs margin-shell)
Alaginella malina (jaw-like margin-shell)
Alaginella ochracea (ochraceous margin-shell)
Alaginella vercoi (Vercos margin-shell)
Alcyna kingensis (King Island kelp-shell)
Alloiodoris marmorata (marbled sea-lemon)
Alvania fasciata (banded rice-shell)
Alvania novarensis (Novar rice-shell)
Alvania sculptilis (sculptile rice-shell)
Alvania strangei (Stranges rice-shell)
Alvania suprasculpta (suprasculpted rice-shell)
Alvania thouinensis (Thouin rice-shell)
Amalda edithae (Ediths olive-shell)
Amalda marginata (margined olive-shell)
Amalda oblonga (oblong olive-shell)
Amalda obtusa (obtuse olive-shell)
Amalda petterdi (spindle-shaped olive-shell)
Amblychilepas crucis (cross keyhole-limpet)
Amblychilepas javanicensis (rayed keyhole-limpet)
Amblychilepas nigrita (black keyhole-limpet)
Amblychilepas omicron (omicron keyhole-limpet)
Amoria undulata (wavy volute)
Amphithalamus incidatus (incidata rice-shell)
Amphithalamus jacksoni (Jacksons rice-shell)
Amphithalamus obesus (fat rice-shell)
Amphithalamus triangulus (triangular rice-shell)
Amphitretus pelagicus (pelagic octopus)
Amygdalum lineum (lined pearly mussel)
Amygdalum striatum (Beddomes pearly mussel)
Anabathron contabulatum (contabulated false rice-shell)
Anabathron luteofuscus (yellowish false rice-shell)
Anachis atkinsoni (Atkinsons dove-shell)
Anachis beachportensis (Beachport dove-shell)
Anachis fulgida (fulgid dove-shell)
Anachis lurida (lurid dove-shell)
Anachis smithi (Smiths dove-shell)
Anadara trapezia (mud ark-shell)
Anapella amygdala (almond triangle-clam)
Anapella cycladea (smooth-toothed triangle-clam)
Anatoma australis (Southern slit-shell)
Anatrophon sarmentosus (sarmentose trophon-shell)
Anisodonta subalata (subwinged anisodonta-clam)
Anomia trigonopsis (trigonopsis jingle-shell)
Antiguraleus kingensis (King Island turrid-cone-shell)
Antisabia foliacea (foliaceous bonnet-limpet)
Aphelodoris berghi (Berghs sea-lemon)
Aphelodoris greeni (Greens sea-lemon)
Aphelodoris juliae (Julias sea-lemon)
Apicalia brazieri (Braziers seastar-snail)
Apixystus segmentatus (segmented trophon-shell)
Aplysia dactylomela (dactylomela sea-hare)
Aplysia juliana (Julian sea-hare)
Aplysia parvula (small sea-hare)
Aplysia sydneyensis (Sydney sea-hare)
Archidoris wellingtonensis (Wellington sea-lemon)
Archiminolia oleacea (oleacea top-shell)
Architeuthis cf. dux (giant squid)
Argalista kingensis (King Island argalista-shell)
Argalista rosea (rosy argalista-shell)
Argobuccinum pustulosum (flag triton)
Argonauta argo (common paper nautilus)
Argonauta nodosus (knobbly paper nautilus)
Armina cygnea (swan-like sea-slug)
Arthritica helmsi (Helms lepton-clam)
Ascobulla fischeri (Fischers bubble-shell)
Ascorhis victoriae (Victorian hydrobiid-shell)
Asperdaphne bela (bela turrid-cone-shell)
Asperdaphne desalesii (Desales turrid-cone-shell)
Asperdaphne esperanza (hope turrid-cone-shell)
Asperdaphne legrandi (Legrands turrid-cone-shell)
Asperdaphne sculptilior (sculptilior turrid-cone-shell)
Asperdaphne sculptilis (sculptilis turrid-cone-shell)
Asperdaphne tasmanica (Tasmanian asperdaphne turrid-cone-shell)
Astele armillatum (jewelled top-shell)
Astele incertum (sinistral top-shell)
Astele rubiginosum (noble top-shell)
Astele subcarinatum (subcarinate top-shell)
Asteracmea illibrata (rose-rayed limpet)
Astralium aureum (golden star-shell)
Astralium squamiferum (squat star-shell)
Atagema albata (whitened sea-lemon)
Ataxocerithium serotinum (square-mouthed false-creeper)
Atrina tasmanica (Tasmanian pen-shell)
Attenuata archensis (Arch rice-shell)
Attenuata schoutanica (Schouten rice-shell)
Attenuata wilsonensis (Wilson rice-shell)
Austraeolis ornata (ornate austraeolis sea-slug)
Austrocardiella trifoliata (trifoliate condyl-clam)
Austrocarina recta (recta turrid-shell)
Austrocochlea brevis (short top-shell)
Austrocochlea constricta (ribbed top-shell)
Austrocochlea porcata (zebra ribbed top-shell)
Austrocylichna exigua (exigua peanut-shell)
Austrodrillia angasi (Angas turrid-shell)
Austrodrillia beraudiana (Berauds turrid-shell)
Austrodrillia saxea (saxea turrid-shell)
Austroginella formicula (ant-like margin-shell)
Austroginella georgiana (Georgian margin-shell)
Austroginella johnstoni (Johnstons margin-shell)
Austroginella muscaria (fly-like margin-shell)
Austroginella praetermissa (praetermissa margin-shell)
Austroginella tasmanica (Tasmanian margin-shell)
Austroharpa exquisita (exquisite harp-shell)
Austroliotia australis (Southern liotia-shell)
Austroliotia botanica (Botany Bay liotia-shell)
Austroliotia densilineata (close-lined liotia-shell)
Austrolittorina unifasciata (banded australwink)
Austromitra analogica (analog ribbed-mitre)
Austromitra tasmanica (Tasmanian ribbed-mitre)
Austromytilus rostratus (common beaked mussel)
Austropusilla hilum (hilum turrid-shell)
Austrorissopsis brevis (short aclidid-shell)
Austrorissopsis maccoyi (Maccoys aclidid-shell)
Awanuia minutula (minute aclidid-shell)