soft rays: 22 - 24;
Vertebrae: 35. Swim bladder with anterior projecting extensions and a single posterior extension. Body is greenish gray above, the dorsal part of the head being the darker, and whitish below. The fins are mostly hyaline; the membrane between the first to the third dorsal fin spines with minute dark brown dots; the margins of the dorsal fin with a few dark brown spots. The caudal fin with dark margins.