Teredo
Doris
Loligo
Octopus
A. Teredo
Teredo
Doris
Loligo
Octopus
Unio
Vila
Mytilus
Loligo
Annelida
Arthropoda
Mollusca
Chordata
Pila
Unio
Mytilus
Nautilus
Annelida
Moliusca
Echinodermata
Arthropoda
Sepia
Loligo
Patella
Nautilus
expelling water in a jet through siphon
lashing moment of their cephalic arms
characteristic undulations of their lateral fins
none of these
patella
limax
teredo
chiton
Pila
Aplysia
Helix
Aphrodite
Pila
Starfish
Housefly
Earthworm
Sepia
Loligo
Octopus
Mytilus
pulmonary sac
ctenidia
book lungs
trachea
Chaetopterus
Aphrodite
Amphihite
Limidus
Neoplina
Chiton
Dentalium
Patella
Sepia
Octopus
Aplysia
Doris
Crab
Aretticola
Milipede
Centipede
limax and helix
pila and helix
lymnaea and planorbis
none of these
Pelecypoda
Scaphopoda
Bivalva
Gastropoda
elephant tusk shells
butterflies of the sea
lerrfons of the sea
cucumbers of the sea
Gastropoda
Scaphopoda
Bivalva
Cephalopoda
Trochophore
Veliger
Glochidium
Muller's larva
scallop
sea mussel
razor shell
any of these
sea hare
Pond snail
fresh water mussel
chiton
Pinctada
Unio
Anodonta
Ostrea
Nautilus
Pila
Argpnata
Unio
Unio
Mytilus
Teredo
Tridacna
book lungs
pulmonary sacs
gills
respiratory siphons
myoglobin
anthocyanin
haemocyanin
hemoglobin
dentalium
cypraea
nautilus
pinctada
giant clam
giant squid
giant Snail
giant octopus