Penopus microphthalmus (Vaillant 1888)

Penopus microphthalmus differs from P. japonicus by the following characters: has a higher number of dorsal, 135-158 (vs. 117) and anal, 106-122 (vs. 89) fin rays; lower number of preopercular spines, 4-7 (vs. 9); indistinct spine behind the posterior nostril (vs. distinct, 1% SL); by the bigger horizontal diameter of the eye 1.1-1.6% SL (vs. 0.8); and in having an almost fully scaled head (vs. squamation of the head restricted to the middle part of the preopercle) (Ref. 87601).

Dorsal spines (total): 0; Dorsal soft rays (total): 135 - 158; Analspines: 0; Analsoft rays: 106 - 122; Vertebrae: 77 - 83

Rare species (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).

fisheries: of no interest