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. 



Dimensions. Male, length 31 mm., length of carapace FlG 8x 



8.6 mm. tocrangon cali. 



forntensis ( X 



Type locality. Off. Santa Catalina Island, California, 80 s|>- station 



'* * 3664- a. Acicle. 



fathoms (Albatross station 3664). * Chela - 



Additional localities. Off Santa Cruz Island, California, 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- 



FIG. 82. Nectocrangon alaskensis. ? (x i). a. Dorsal view of carapace and 

 abdomen. Station 2869. b. 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 



