Apterichtus orientalis Machida & Ohta 1994

This species is distinguished by the following characters: tail 1.8, head 12-14, and body depth 53-55 in total length; preopercular pores 3 and pores in supratemporal canal 7; conical teeth, uniserial, 9 in ethmoidal region, 1 tooth on vomer; body coloration uniform pale yellow with small brownish dots, lighter ventrally; MVF 54-132, total vertebrae 131-133 (n=2) (Ref. 101270).

Dorsal spines (total): 0; Dorsal soft rays (total): 0; Analspines: 0; Analsoft rays: 0; Vertebrae: 133

Inhabits sandy mud bottoms.