DECAPODS 



141 



than in N. ovifer, and the anterior margin (against which the dactylus 

 fits) in consequence more longitudinal. 



The first and second abdominal segments are without a '^/ 

 carina ; that on the third and fourth segments is rather feebly 

 developed. 



Di?nensions. — Male, length 31 mm., length of carapace f ri a^ 



8.6 mm. tocratigon cali- 



/ornie7isis (X 



Type locality.— O^ Santa Catalina Island, California, 80 sJK ^ station 

 fathoms {Albatross station 3664). ^- Cbeia. 



Additional localities. — Off Santa Cruz Island, CaHfornia, 155 fathoms, 

 station 2949 ; south of Santa Catalina Island, 59 fathoms, station 3665 

 (specimen 39 mm. long). 



NECTOCRANGON ALASKENSIS Kingsley. 

 Nectocrangon alaskensis Kingsley, Bull. Essex Inst., xiv, 128, 1882. 



Female. — Three equidistant spines on the median carina, and between 

 these and the spine on the anterior margin there is usually a small spinei 

 Lateral carina scarcely traceable. Antennal spine large. Spine of an- 



FlG. 82. Nectocrangon alaskensis. $ (x i^). <i. Dorsal view of carapace and 

 abdomen. Station 2869. i. Side view. Station 2868. 



tennal scale overreaching the blade. Hands of first pair of feet about 

 four and a half times as long as wide, anterior margin longitudinally 

 oblique. Sternal crest in the male armed with slender spines. First to 

 fourth abdominal segments smoothly rounded ; fifth having a 

 sharp median crest ending posteriorly in a sharp spine, and a 

 spine at the postero-inferior angles ; sixth segment with two sharp 

 crests terminating in small spines; the posterior margin has 

 also a large supero-lateral spine, and a small infero-lateral 

 spine. 



Male. — Smaller than the female. The spine at the antero- 

 cie. b. Chela, lateral angle is much longer than in the female, considerably 

 overlapping the antennal scale. The scale is a little longer also. The 



