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University of California Publications in Zoology [Vol. 23 



Crago holmesi (Kathbun) 



Crangon holmesi Rathbun, Proc. U. S. Nat. Mus., 24, 

 10, 118, fig. 58, 1904. 



3, 1902; H. A. E., 



Fig. 60. Crago holmesi, J; a, acicle, X 4; b, dorsal view of rostral region of 

 carapace, X 8; c, chela, X 8 (from Rathbun, IT. S. N. M.). 



Characters. — Sixth segment of abdomen rounded beneath, not grooved. Third 

 maxillipeds exceeding the antennal scale a little; antepenultimate segment not 

 dilated. Hands elongate, about three times as long as wide; the anterior margin 

 against which the dactyl folds is more longitudinal than transverse. Antennal 

 scale either as long as or nearly as long as the carapace, exclusive of the rostrum ; 

 blade very narrow at the extremity; spine much exceeding blade. 



Dimensions. — Type, ovigerous female : length 23 mm., length of carapace 5.3 

 mm., of antennal scale 4.2 mm. 



Type Locality. — Wilmington, California, 27 fathoms ("Albatross" station 

 2939). 



DistribvMon. — From San Pedro and Santa Catalina Island, California, to 

 Cerros Island, Lower California, 15 to 58 fathoms. 



Crago stylirostris (Holmes) 



Crangon stylirostris Holmes, Occas. Papers Calif. Acad. Sei., 7, 174, pi. 2, 

 figs. 33-35, 1900; Rathbun, H. A. E., 10, 118, fig. 59, 1904. 



Fig. 61. Crago stylirostris; a, chela; b, dorsal view of anterior portion of 

 carapace; c, acicle (after Holmes). 



Characters. — Carapace without a median gastric spine. Rostrum long, narrow, 

 grooved above, tapering to a narrow, acute tip, which is curved strongly down- 

 ward and much compressed laterally. Sixth segment of abdomen not sulcated 



