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more about dipnoi
dipnoi |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Dipnoi \Dip"no*i\, n. pl [NL., fr Gr ? ? with two breathing apertures; di- = di`s- twice + ? breath.] (Zo["o]l.) A group of ganoid fishes, including the living genera {Ceratodus} and {Lepidosiren}, which present the closest approximation to the Amphibia. The air bladder acts as a lung, and the nostrils open inside the mouth. See {Ceratodus}, and Illustration in Appendix. From WordNet r 1.6 [wn]: Dipnoi n : bony fishes of the southern hemisphere that breathe by a modified air bladder as well as gills; sometimes classified as an order of Crossopterygii [syn: {Dipnoi}, {subclass Dipnoi}]
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