24 RATHBUN 
prove to be distinct; the gastric spine is shaped as in the figured type, 
but a little narrower and more ascending; the merus of the first pair 
of feet has one or two spines, of the second pair many spines. 
Distribution.— North Atlantic, from lat. 39° 56’ 00” N., long. 69° 45’ 
oo. W;, to lat. 22° 27’ 30 N., long. 77°20! 30" \W ..-349 to 1342 
fathoms. North Pacific: Bering Sea, 399 fathoms; Washington, 859 
fathoms. Ecuador, 1132 fathoms. 
PASIPHEA CORTEZIANA Rathbun. 
Pasiphea corteziana RATHBUN, Proc. U.S. Nat. Mus., XXIv, 905, 1902. 
Carapace equal to the first five segments and part of the sixth segment 
of the abdomen. Gastric tooth dentiform, continued back in a very blunt 
carina; tip acute, upper margin nearly horizontal, anterior margin in- 
clined slightly forward and upward, not as produced as the anterior 
margin of the carapace. Median 
Cee Sos tid mG lobe of front triangular, obtuse. 
ee Branchiostegal spine small, inserted 
Sy ee | near the antero-lateral angle just be- 
ow hind the anterior margin. Antero- 
“lateral sinus with sides forming an 
SS obtuse angle. 
25 2 ey The eye-stalks are only slightly 
RMN od Sea ed enlarged distally, the cornee reddish 
Bice renee |) 8. Telson (Xx 23). brown. ‘The flattened antennular 
scale falls short of the end of the 
first peduncular segment. End of antennal scale more lobiform than in 
LP. pacifica. The merus of the first pair of legs is armed with 3 or 4 
spines; of the second pair, with many spines. Distal end of second 
segment of second pair ending ina small spine; fingers longer than palm. 
Abdomen without median carina. Telson very nearly as long as the 
sixth segment, and forked with a deep sinus. 
For the rest, almost as in P. pacifica. 
Dimensions.— Length of male 64 mm., of carapace 23.8 mm. 
Lype locality.—Near Cortez Bank, Calif., in lat. 32° 44’ 00” N., long. 
119° 32’ oo” W., 776 fathoms (AZbatross station 3627). 
PASIPHAAA AFFINIS Rathbun. 
Pasiphea affinis RATHBUN, Proc. U. S. Nat. Mus., XXIV, 905, 1902. 
Very closely related to P. corteziana. 
Carapace equal to the first four segments and half of the fifth seg- 
