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protoconch

noun
pro·to·conch | \ˈprōtə+ˌ-\

Definition of protoconch 

1 : the embryonic shell of a mollusk (as a univalve)

2 : the apical chamber or whorl of an ammonite or gastropod

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Other Words from protoconch

protoconchal \¦⸗⸗+ \ adjective

History and Etymology for protoconch

International Scientific Vocabulary prot- + conch

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Dictionary Entries near protoconch

protocolist

protocolize

protocol statement

protoconch

protoconule

protocooperation

proto-Corinthian

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