Hoplunnis similis
 Hoplunnis similis is an eel in the family Nettastomatidae (duckbill/witch eels). It was described by David G. Smith in 1989. It is a marine deep water-dwelling eel which is known from the western central Atlantic Ocean including Florida USA Honduras and Nicaragua. It is known to dwell at a depth range of 146 to 329 metres (479 to 1079 ft). Males can reach a maximum total length of 49.3 centimetres (19.4 in).