Fig. 201 — Gymnoscopelus (N). piabilis, female, 122.0 mm. From Andriahsev 



(1962, p. 276, fig. 35). 



Lampichthys Fraser-Brunner, 1949 



Upper PVO at least two of its diameters above pectoral origin. Five PO, only the last 

 slightly elevated; 5 VO, the series curved. Dn and Vn present. Four to 6 photophores on cheek; 

 small scales of luminous tissue on various parts of body, easily lost. A tiny secondary photo- 

 phore present on hind margin of each scale pocket of body. Three Pol, forming a right-angled 

 triangle. Caudal luminous glands small, inconspicuous, 1 or 2 scales in each. Body elongate, 

 deepest at dorsal origin; caudal peduncle deep, slightly more than half the greatest depth of 

 body. Nine dorsal, eleven ventral, procurrent caudal rays. Dorsal base much shorter than anal 

 base. 



A single species recognized. 



Lampichthys procerus 



(Brauer, 1904) 



Fig. 202 — Lampichthys procerus, 93.0 mm. The luminous scales on the body represent 

 those found on several specimens. 



Description 



D. 17 ( 16-18); A. 22 (21-23); P. 11-13; AO 8-9 + 8-9, total 16-18; gill rakers 5 + 1 + 13-14, 

 total 19-20; vertebrae 40-41. 



214 



