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The Collaborative International Dictionary
Lophobranchii

Lophobranchii \Loph`o*bran"chi*i\, n. pl. [NL., fr. Gr. lo`fos a crest or tuft + bra`gchion gill.] (Zo["o]l.) An order of teleostean fishes, having the gills arranged in tufts on the branchial arches, as the Hippocampus and pipefishes.