Porichthys kymosemeum

Common Name

Wavy-lined Midshipman

Year Described

Gilbert, 1968


Dorsal Fin: II, 29
Anal Fin: 28
Pectoral Fin: 16
Pelvic Fin: I, 2
Gill Rakers: 8
Vertebrae: 40
Photophores: 25 (mandibular), 37 (branchiostegal), 33 (gular), 36 (gastric), 41 (ventral), 34 (anal)

Photophores on body. Anterior end of branchiostegal photophore series with a forward-facing, V-shaped commissure. A single opercular spine. Uppermost pectoral fin rays with glands present. No scales. Four lateral lines.


Body pale with a wavy stripe of dark pigment on the dorsum and dark pigment around midline. Dark pigment around the mouth and on head, but no spots. Sides silvery and belly duksy. Fins unpigmented except a dark saddle on caudal fin.


Maximum known size to 64.5 mm SL.




Off N.E. Brazil (only known from one specimen)


Gilbert, C. R. 1968. Western Atlantic batrachoidid fishes of the genus Porichthys, including three new species. Bulletin of Marine Science v. 18 (no. 3): 671-730.