Topic summary
Sternarchorhamphus
Sternarchorhamphus is a monospecific genus of weakly electric belonging to the familyApteronotidae, the ghost knifefishes. The only species in the genus is Sternarchorhamphus muelleri. This fish occurs in the Amazon and Orinoco river basins in tropical South America. It has a long pointed snout and reaches up to about 45 cm (18 in) in total length. It is one of two species in the subfamily Sternarchorhamphinae.