Body slim, its depth at margin of gill cover about 5.0 times in standard length; head longer than body depth. Maxilla covered by lacrimal bone but extending only ¾ the length of the lacrimal. Adipose eyelids present. Intestine short, about equal to standard length. Gill rakers shorter than snout ; when mouth is opened wide gill rakers do not extend far into mount; 20 to 25 rakers on lower limb of first gill arch; few bristles on longest gill rakers, 30 to 55 on one side. Dorsal and anal fins each followed by 5 finlets; anal fin spine rudimentary and covered with skin.