Spirifer

Noun

Word Frequency: 0.0

Definitions

1.NounAny of numerous species of fossil brachiopods of the genera †Spirifer and †Delthyris and allied genera in order †Spiriferida, in which the long calcareous supports of the arms form a large spiral, or helix, on each side.

Synonyms

spirorbid spirillum spirorchiid spirophorid spirobacterium spiraster brach spirogyra spiraculum spirofilid spirotrich hydrospire

Rhymes With

thurifer

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