Cladus: Eukaryota Monognathus is the only genus of the family Monognathidae of deep sea eel-like fishes. The name comes from the Greek monos meaning one and gnathos meaning jaw; a reference to the large mouth in comparison with the rest of the fish, and also the absence of an upper jaw (maxilla and premaxilla bones are absent). The dorsal and anal fins lack bony supports, the pectoral fins are missing. The snout has a fang which is connected to glands. Typical lengths are from 4 to 10 centimeters (1.5-4 inches), the maximum length recorded is 15.9 centimeters (6.3 inches). They are generally black in color , and are found at depths of over 2,000 meters (6,600 feet).[1] Species There are 15 species:[1] * Paddletail onejaw, Monognathus ahlstromi Raju, 1974.
1. ^ a b Froese, Rainer, and Daniel Pauly, eds. (2006). "Monognathidae" in FishBase. 05 2006 version.
Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License |
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