D. 13, I, A. 17, I, inserted below last 2/5 of dorsal base; 
least depth of caudal peduncle 3 1/5 in total head length; pectoral 
31/8; ventral 2 4/5. 
Length without caudal 76 mm. (Parr.) 
Off western Mexico. 
Lampanyotus niger (Gunther) 
Nannobrachlum nigrum GUNTHER, Rep. Voy. Challenger, vol. 22, 
1887, p. 199, pi. 52, fig. B. South of Philippines in 
N. Lat. 4°33» E. Long 127°6», in 500 fathoms. —GILBERT, 
Bull. U. S. Fish Comm., vol. 23, pt. 2, 1903 (1905), 
p. 591 (Kaiwi Channel, 411 to 460 fathoms). —JORDAN and 
JORDAN, Mem. Carnegie Mus., vol. 10, No. 1, Dec. 1922, 
p. 13 (reference). —TAANING, Vidensk. Medd. Dansk Naturh. 
•a 
Foren. Kobenhavn, vol. 86, 1928, p. 69 (type). 
