17
mussel(noun, invertebrate)
12
crustacean(noun, animal, invertebrate, arthropod)
12
lobster(noun, invertebrate)
11
mollusk(noun, animal, invertebrate)
11
crawfish(noun, invertebrate)
9
clam(noun, invertebrate)
9
oyster(noun, invertebrate)
7
arthropod(noun, animal)
7
crayfish(noun, invertebrate)
6
mollusc
5
prawn(noun, invertebrate)
4
limpet
4
shrimp(noun, invertebrate)
4
whelk(noun, invertebrate)
3
cockle
3
crawdad
2
bivalve
2
fish(noun, animal)
2
reptile(noun, animal)
2
scallop(noun, invertebrate)
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APASmart Define. (2015). shellfish thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/shellfish/thesaurus/synonyms
ChicagoSmart Define. 2015. "shellfish thesaurus" https://smartdefine.org/shellfish/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, shellfish thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/shellfish/thesaurus/synonyms>.
MLASmart Define. "shellfish thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/shellfish/thesaurus/synonyms>