43 STERNOPTYCHIDJE MAUROLICUS. 283 



usual phosphorescent spots present, as above described; no evident 

 cream -colored blotch on the back of tail. L. 2i inches. Santa Barbara 

 Channel, California. 



(Jordan & Gilbert, Proc. U. S. Nat. Mus. 1880,274.) 



46?. ITI. glaciate (Rehih.) J. & G. 



Snout very short and obtuse, with the upper profile descending in a 

 very strong curve ; cleft of mouth oblique ; maxillary reaching to the 

 angle of the prreoperculum, and terminating in a triangular dilatation. 

 Scales smooth, those of the lateral line enlarged. Eye very large, more 

 than one-third the length of head, which is nearly as deep as long. 

 Depth 4, nearly equal to length of head. D. 13; A. 17; V. 8. Lat. 1. 

 30. Coasts of Scandinavia and Greenland. (Giinther.) . 



(Scopcltix glacialis Reiulumlt, Dansk. Videusk. Selsk. 1838, vii, 115, 126: Scopelus 

 gladalis Giinther, v, 407.) 



FAMILY XLIIL STERNOPTYCHID.E. 

 (The SternoptycMds.) 



Body oblong or ovate, naked. Mouth very wide, its cleft oblique or 

 vertical. Margins of upper jaw formed laterally by the maxillaries, the 

 edges of which arc toothed. Teeth pointed, mostly small. Opercular 

 apparatus incomplete. Gill-openings very wide, the membranes not 

 connected, free from the isthmus. Pseudobranchise present. Gill-rakers 

 long or short. Lower part of body and head with series of phosphores- 

 cent spots. Adipose fin present, often small. Dorsal fin moderate, 

 usually median, sometimes preceded by a rudimentary spiuous dorsal. 

 Eggs extruded through oviducts. Skeleton imperfectly ossified. Small 

 fishes of the deep seas. Genera 4; species about 12. 



(Sternoptycliida groups Sternoptychina and Cocciina Giiiither, v, 384-391.) 



*No scales; no rudimentary spinons dorsal; psendobranchise present. (Cocciinw.) 

 t Lower jaw prominent MAUROLICUS, 132. 



132. MAUROLICUS Cocco. 

 Argentines. 



(Cocco, Lettere sni Salmoui, 32: type Maurolicus amethystinopunctatus Cocco.) 



Body oblong, compressed, naked, covered with silveiy pigment; 

 series of phosphorescent spots along the lower side of the head, body, 

 and tail. Head compressed, the bones thin, but ossified. Cleft of mouth 

 wide, oblique, the lower jaw prominent. Maxillary large, broad, much 

 produced backwards, receiving the slender preniaxillary in the upper 



