sentences:  No anal fin, grooved dorsal fin spines, teeth with narrow cusps and cusplets in upper and lower jaws, uniform dark coloration 
  Short abdomen and short caudal peduncle, close-set denticles on body.Body moderately stout and compressed, preoral snout moderately long, about half of distance from mouth to pectoral origins; mouth narrowly arched, nearly half as high as wide.Second dorsal fin somewhat larger than first; pectoral apices when laid back ending about opposite to first dorsal spine origin.