Bran·​chi·​os·​to·​ma ˌbraŋ-kē-ˈäs-tə-mə How to pronounce Branchiostoma (audio)
: a genus of lancelets (family Branchiostomidae) with paired gonads and symmetrical metapleura compare amphioxus

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Cite this Entry

“Branchiostoma.” Medical Dictionary, Merriam-Webster, Accessed 24 Jun. 2024.

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