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Xenisthmidae
fish family
Learn about this topic in these articles:
annotated classification
- In perciform: Annotated classification
Family Xenisthmidae Lower lip with free ventral margin; 6 branchiostegal rays. Marine, Indo-Pacific. 6 genera with about 12 species. Family Microdesmidae (Cerdalidae) (wormfishes and dartfishes) Rare, small, eel-like; chin large, forming pointed end of snout; 10 genera with about 66 species; both coasts of tropical Americas,
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