Body elongate, very robust, depressed anteriorly, tail well 
compressed. Head large, depressed, flattened above, upper profile con¬ 
cave from snout in front to occiput. Snout broad, obtuse, depressed. 
Eye small, laterally superior, advanced near first third of head. Mandible 
prominent, well protruded in front. Mouth large, superior, oblique. 
Maxillary reaches below eye. Lips thick, fleshy. Teeth strong, small, 
in bands in jaws. Nostrils well separated, anterior pair each in short 
tube. Interorbital broad, low, flat. Gill rakers few, tubercular. 
Scales small, cycloid, rather narrowly imbricated. Head scaly except 
muzzle. Caudal and pectoral bases scaly. Two low, separated and small 
dorsals, first with 6 spines. Anal like second dorsal, opposite. Caudal 
short, rounded. Paired fins small. 
Largest of the gobies. 
