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Hingemouth
Species of ray-finned fish / From Wikipedia, the free encyclopedia
The hingemouth (Phractolaemus ansorgii) is a small freshwater fish that is found only in west central Africa, the sole member of the subfamily Phractolaeminae of the family Kneriidae.
Quick Facts Scientific classification, Binomial name ...
Hingemouth | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Gonorynchiformes |
Family: | Kneriidae |
Subfamily: | Phractolaeminae Boulenger, 1901 |
Genus: | Phractolaemus Boulenger, 1901 |
Species: | P. ansorgii |
Binomial name | |
Phractolaemus ansorgii Boulenger, 1901 | |
Synonyms | |
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Close
The mouth can extend like a small trunk, thus the name, and has just two teeth, both in the lower jaw. The swim bladder has two compartments, and can function as a lung, allowing the hingemouth to survive in oxygen-poor environments.[1]