The most widespread species is Gonorynchus gonorynchus, found in scattered locations worldwide. It can reach up to 60 cm (24 in) in length. It is a nocturnal fish, feeding on invertebrates at night and burrowing into sand or mud during the day.
REDESCRIPTION OF THE TYPE SPECIES FOR THE GENUS [dagger]NOTOGONEUS (TELEOSTEI: GONORYNCHIDAE) BASED ON NEW, WELL-PRESERVED MATERIAL
Sep 01, 2008; ABSTRACT- [dagger]Notogoneus osculus Cope, the type species for the geographically widespread Upper Cretaceous to Upper Oligocene...