634 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxviJ 



29. ETMOPTERUS LUCIFER Jordan and Snyder. 

 BOZUZAME (PRIEST SHARK). 

 Elrnopterm lucifcr Jokdan an<l Snyder, Proc. l^. S. Nat. Mus., XXV, 1902, ].. 71 

 (Misaki). 1 



Head 4^ in length; depth al)out T; snout about 'if in head; 63^6 5|! 

 in head; 2 in snout; 2-^ in width of snout; 2/r i" -^P'^^^ from tip olj 

 snout to mouth ; space between spiracles 2i in width of snout. 1 



Body moderately elongate, rather robust, with slender caudal 

 peduncle; scales forming longitudinal stria- above, abruptly anc 

 sharply separated on sides from lower surface, which is CAcidy rough: 

 with tine shagreen. 



Head large, thick, rather short; snout short, thick, more convej 

 below than above, also with many pores; eyes moderate, lateral, ante 

 rior margin midway between tip of snout and spiracle; skin abou 

 eyes, more or less loose, free, upper eyelid overlapping and forming 

 a pit in front; nostrils very large, lateral; mouth opening below poste 

 rior i)ortion of eye, broad; lips rather thin; teeth small, compressed 

 each of those in upper jaw with two sharp, basal cusps; spiracle 



Yn;_ 5._Etmopterus lucifer. a. iipixT jiuv; /-, Iowit jaw. 



large, nearer eye than first gill-opening, space between 1\ in siioul 

 Gill-openings in front of base of pectorals, rather short. 



Dorsal fins each with a si)ine, base of first a little before tip of pec 

 toral, short, sharp, pointed, projecting little above skin; second dorsf 

 spine not as high as fin, nuich larger, longer than first, the greate 

 portion exposed, and nearly a third greater than snout; ventrals moc 

 erate, entirely in front of second dorsal; caudal cUingate, lower lob 

 little produced. 



Color in spirits, dark grayish-])rown, lower margin of caudal 

 together with marginal portions of all other fins, very pale brown. 



Length, 12 inches. 



Type No. 6Sm, Ichthyological Collections, Leland Stanford Juniol 

 University. Locality, Misaki. From the collection of Capt. Alal; 

 Owston. 



Some 30 others of the same species were obtained off Misaki on Ion 

 lines handled hy Mr. Kumakichi Aoki, assistant to Professor Mitsukur 



The pale areas on the side of the belly cover a glandular substanci 

 said to be luminous in life. 



{lux, light; fero, to l)ear; the thickened skin of the belly said to 1 

 translucent.) 



