(Pseudomyrophis frio)
Pseudomyrophis frio is an eel in the family Ophichthidae (worm/snake eels). It was described by David Starr Jordan and Bradley Moore Davis in 1891, originally under the genus Myrophis. It is a marine, tropical eel which is known from the southwestern Atlantic Ocean. It is known to dwell at a depth of 108 metres (354 ft). Males can reach a maximum NG of 26 centimetres (10 in).