#mollusk__mollusc__shellfish invertebrate having a soft unsegmented body usually enclosed in a shell
supertype: invertebrate any animal lacking a backbone or notochord; the term is not used as a scientific classification
part: carapace shellfish
member of: phylum_Mollusca
subtype: scaphopod burrowing marine mollusk
subtype: tooth_shell__toothshell__tusk_shell any of various seashore mollusks having a tapering tubular shell open at each end and a foot pointed like a spade for burrowing
subtype: gastropod__univalve a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes
subtype: abalone__ear-shell__earshell any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior
subtype: ormer__sea-ear__seaear__Haliotis_tuberculata found near the Channel Islands
subtype: conch any of various edible tropical marine gastropods of the genus Strombus having a brightly-colored spiral shell with large outer lip
subtype: giant_conch__giantconch__Strombus_gigas a large variety of conch
subtype: snail freshwater or marine or terrestrial gastropod mollusk usually having an external enclosing spiral shell
subtype: scorpion_shell any of numerous tropical marine snails that as adults have the outer lip of the aperture produced into a series of long curved spines
subtype: edible_snail__Helix_pomatia one of the chief edible snails
subtype: garden_snail any of several inedible snails of the genus Helix; often destructive pests
subtype: brown_snail__brownsnail__Helix_aspersa serious garden pest having a brown shell with paler zigzag markings; nearly cosmopolitan
subtype: Helix_hortensis a kind of garden snail
subtype: slug any of various terrestrial gastropods having an elongated slimy body and no external shell
subtype: seasnail any of several creeping marine gastropods with a spirally coiled shell: whelks; tritons; moonshells; neritids
subtype: neritid_gastropod__neritidgastropod__neritid operculate seasnail of coastal waters with a short spiral shell
subtype: nerita having short a smooth or spirally ridged shell with thick usually toothed outer lip and toothed operculum
subtype: bleeding_tooth__Nerita_peloronta gastropod having reddish toothlike projections around the shell opening; of the Caribbean area
subtype: neritina ornately marked and brightly colored snails of brackish waters
subtype: whelk large carnivorous marine gastropods of coastal waters and intertidal regions having a strong snail-like shell
subtype: triton tropical marine gastropods having beautifully colored spiral shells
subtype: moonshell marine gastropods having smooth rounded shells that form short spires
subtype: periwinkle.seasnail__winkle edible marine gastropod
subtype: limpet any of various usually marine gastropods with low conical shells; found clinging to rocks in littoral areas
subtype: common_limpet__Patella_vulgata marine limpet
subtype: keyhole_limpet__keyholelimpet__Fissurella_apertura__Diodora_apertura marine limpet having a conical shell with an opening at the apex
subtype: river_limpet__riverlimpet__freshwater_limpet__Ancylus_fluviatilis minute conical gastropod superficially resembling a limpet but living and feeding on freshwater plants
subtype: sea_slug__seaslug any of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body
subtype: Hermissenda_crassicornis a kind of sea slug
subtype: sea_hare__seahare__Aplysia_punctata naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentacles
subtype: bubble_shell marine gastropod mollusk having a very small thin shell
subtype: physa any member of the genus Physa
subtype: cowrie__cowry any of numerous tropical marine gastropods of the genus Cypraea having highly polished usually brightly marked shells
subtype: money_cowrie__moneycowrie__Cypraea_moneta cowrie whose shell is used for money in parts of South Pacific and Africa
subtype: tiger_cowrie__tigercowrie__Cypraea_tigris cowrie whose shell is used for ornament
subtype: solenogaster__aplacophoran deep-water wormlike mollusks lacking calcareous plates on the body but having fine slimy spicules on the covering mantle
subtype: coat-of-mail_shell__chiton__sea_cradle__seacradle__polyplacophore primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates
subtype: bivalve__lamellibranch marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together
subtype: clam burrowing marine mollusk living on sand or mud
subtype: Mya_arenaria__soft-shell_clam__steamer__steamerclam__long-neck_clam an edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe
subtype: Venus_mercenaria__quahog__quahaug__hard-shell_clam__round_clam__roundclam__Mercenaria_mercenaria an edible American clam
subtype: littleneck_clam__littleneck a young quahog suitable to be eaten raw
subtype: cherrystone_clam__cherrystoneclam__cherrystone a half-grown quahog
subtype: geoduck a large edible clam found burrowing deeply in sandy mud along the Pacific coast of North America; weighs up to six pounds; has siphons that can extend to several feet and cannot be withdrawn into the shell
subtype: razor_clam__razorclam__jackknife_clam__jackknifeclam__knife-handle__knifehandle marine clam having a long narrow curved thin shell
subtype: giant_clam__giantclam__Tridacna_gigas giant clam inhabiting reefs in the South Pacific weighing up to 500' pounds
subtype: shipworm__teredinid wormlike marine bivalve that bores into wooden piers and ships by means of drill-like shells
subtype: teredo typical shipworm
subtype: giant_northwest_shipworm__giantnorthwestshipworm__Bankia_setaceae giant shipworm of the Pacific coast of North America
subtype: cockle common edible European bivalve mollusk having a rounded shell with radiating ribs
subtype: edible_cockle__Cardium_edule common edible European cockle
subtype: oyster marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
subtype: seed_oyster a young oyster especially of a size for transplantation
subtype: bluepoint__blue_point small edible oyster typically from the south shore of Long Island
subtype: Japanese_oyster__Ostrea_gigas large native of Japan introduced along United States Pacific coast; candidate for introduction in Chesapeake Bay
subtype: Virginia_oyster common edible oyster of Atlantic coast of North America
subtype: pearl_oyster__pearloyster__Pinctada_margaritifera tropical marine bivalve found chiefly off eastern Asia and Pacific coast of North and Central America; a major source of pearls
subtype: saddle_oyster__Anomia_ephippium thin-shelled bivalve having the right valve deeply notched
subtype: window_oyster__windowpane_oyster__capiz__Placuna_placenta marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell
subtype: ark_shell__arkshell marine bivalve mollusk having a heavy toothed shell with a deep boat-like inner surface
subtype: blood_clam__bloodclam red-blooded clam
subtype: mussel marine or freshwater bivalve mollusk that lives attached to rocks etc.
subtype: marine_mussel__mytilid marine bivalve mollusk having a dark elongated shell; live attached to solid objects especially in intertidal zones
subtype: edible_mussel__Mytilus_edulis dark-shelled edible mussel that lives attached to rocks
subtype: freshwater_mussel__freshwater_clam bivalve mollusk abundant in rivers of central United States
subtype: pearly-shelled_mussel the pearly lining of the dark shells is a source of mother-of-pearl
subtype: thin-shelled_mussel mussel with thin fragile shells having only rudimentary hinge teeth
subtype: zebra_mussel__zebramussel__Dreissena_polymorpha inch-long mollusk imported accidentally from Europe; clogs utility inlet pipes and feeds on edible freshwater mussels
subtype: scallop__scollop__escallop edible marine bivalve having a fluted fan-shaped shell that swim by expelling water from the shell in a series of snapping motions
subtype: Pecten_irradians__bay_scallop small scallop inhabiting shallow waters and mud flats of the North American Atlantic coast
subtype: giant_scallop__giantscallop__sea_scallop__seascallop__Pecten_magellanicus large scallop inhabiting deep waters of the North American Atlantic coast
subtype: piddock marine bivalve that bores into rock or clay or wood by means of saw-like shells
subtype: cephalopod_mollusk__cephalopod marine mollusk characterized by well-developed head and eyes and sucker-bearing tentacles
subtype: chambered_nautilus__pearly_nautilus__nautilus cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions
subtype: dibranchiate_mollusk__dibranchiate__dibranch cephalopods having two gills
subtype: octopod eight-armed cephalopod lacking an internal shell
subtype: devilfish__octopus__octopu bottom-living cephalopod having a soft oval body with eight long tentacles
subtype: paper_nautilus__nautilus__Argonauta_argo cephalopod mollusk of warm seas whose females have delicate papery spiral shells
subtype: decapod cephalopods having eight short tentacles plus two long ones
subtype: squid widely distributed fast-moving ten-armed cephalopod mollusk having a long tapered body with triangular tail fins
subtype: loligo somewhat flattened cylindrical squid
subtype: ommastrephes extremely active cylindrical squid with short strong arms and large rhombic terminal fins
subtype: architeuthis__giant_squid__giantsquid largest mollusk known about but never seen (to 60 feet long)
subtype: cuttlefish__cuttle ten-armed oval-bodied cephalopod with narrow fins as long as the body and a large calcareous internal shell
subtype: spirula__Spirula_peronii a small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many-chambered shell coiled in a flat spiral
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