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Lophobranchii

plural noun
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Loph·​o·​bran·​chii

Definition of Lophobranchii

in some classifications
: an order of small teleost fishes that comprise the sea horses and pipefishes and are coextensive with the family Syngnathidae and that are sometimes considered a suborder of Thoracostei

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History and Etymology for Lophobranchii

New Latin, from loph- + -branchii (from Greek branchion gill)

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“Lophobranchii.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Lophobranchii. Accessed 14 December 2019.

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