Main Page | See live article | Alphabetical index Hingemouth (image here) Scientific classification Kingdom: Animalia Phylum: Chordata Class: Actinopterygii Order: Gonorhynchiformes Family: Phractolaemidae Genus: Phractolaemus Species: ansorgii Binomial name Phractolaemus ansorgii The hingemouth (Phractolaemus ansorgii) is a small freshwater fish that is only found in west central Africa, the sole member of the family Phractolaemidea. The mouth can extended like a small trunk, thus the name, and the swim bladder can function as a lung, allowing the hingemouth to survive in oxygen-depleted environmnets. External link Minimal FishBase data This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.