Six branchiostegal rays; gill membranes united across isthmus; posterior nostrils in a short tube; a series of relatively large pores around eye and on top of head; most of body scales finely ctenoid, those of head either cycloid or finely ctenoid; lateral-line with series of tubes running along back to below base of soft dorsal fin, interrupted and then continuing with a few
tubed scales along middle of caudal peduncle; low scaly sheath on all fins except pelvics