N0.1272. NEW DECAPOD CRUSTACEANS— RATHBUN. 905 
Tt/pe locality. — Off Cortez Bank, California, 984 fathoms, station 
2919, U. S. Fish Commission steamer AUxi.troxs (Cat. No. 25285). 
PASIPH^A PACIFICA. 
Carapace distinct!}' carinated, carina anteriorly sharp and termi- 
nating- in a rather slender sharp-pointed tooth or spine, which falls 
far short of the anterior margin. The branchiostegal sinus is an 
obtuse angle; the branchiostegal spine is situated over the angle of 
the sinus. Eyes dark brown. The merus of the first pair of feet is 
either unarmed or may have one to three spines. First abdominal 
somite noncarinate; second to sixth, inclusive, carinate; telson four- 
tifths as long" as sixth somite; its extremit}' has a deep notch. 
Dimensions. — Female, length 64.8 mm., carapace 20.3 mm. 
Ty2>e locality. — Off Point Sur, California, 328 fathoms, station 3186, 
U. S. Fish Commission steamer Albatross (Cat. No. 25286). 
Distribution. — From Unalaska to Gulf of California in 53 to 399 
fathoms. 
PASIPHiEA EMARGINATA. 
Near P.faxoni (new name = P. acutifrons Faxon, not Bate). Differs 
in longer carapace, which is equal to the first five segments and one- 
half of the sixth segment of the abdomen; more sinuous branchial 
ridge; less prominent median carina; smaller gastric tooth; longer 
telson, which has a very shallow notch, scarcely forked. 
Dimensions. — Length of female 81 mm., length of carapace 33.3 mm. 
Tyjye locality. — Gulf of California, 857 fathoms, station 3009, U. S. 
Fish Commission steamer Albatross (Cat. No. 25552). 
PASIPH^A CORTEZIANA. 
Carapace very bluntly carinated behind gastric tooth, which is denti- 
form and does not overreach margin of front; branchiostegal spine 
near antero-lateral angle, just behind anterior margin ; antero-lateral 
sinus forming an obtuse angle; eye-stalks slightly enlarged distally, 
eyes reddish brown; abdomen not carinated; telson with a deep notch. 
Dimensions of male. — Length 64 mm., length of carapace 23.8 mm. 
Tyjye locality. — Near Cortez Bank, California, 776 fathoms, station 
3627, IT. S. Fish Commission steamer Albatross (Cat. No. 25553). 
PASIPHiEA AFFINIS. 
Differs from P. corteziana in its shorter carapace (equal to the first 
four and half the fifth segment of the abdomen), without median carina, 
and in the abdomen being carinated. 
-Dimensions. — Length of male 67 mm., length of carapace 22 mm. 
Type locality. — Near Cortez Bank, California, 984 fathoms, station 
2919, U. S. Fish Commission steamer Albatross (Cat. No. 25691). 
