.N-0.1272. ]\,^E]r DECAPOD CRUSTACEANS— RATHB UN. 903 
gaping, prehensile edges dentioulate, fringed with long hair. Dactyli 
of last three pairs of feet provided witli a subterminal and a terminal 
spine. Telson twice as long as sixth somite, two pairs of long lateral 
appressed spines inserted on anterior half. 
J)hnensio)is. — Length of carapace and rostrum 0.7 mm., of rostrum 
1.8 mm., of abdomen !) mm. 
TyjJe locality. — Off Santa Cruz Island, California, 30 fathoms, station 
2945, U. S. Fish Commission steamer Albatross (Cat. No. 25282). 
Family PAL.EMONID.F. 
PALiEMONETES KADIAKENSIS. 
Rostrum about as long as carapace, 6 or 7 teeth above (1 behind 
orbit), 2 or 3 below. Antennular peduncle reaching about four-fifths 
the length of antenna! scale. Scale as long, or nearly as long, as 
carapace, ol)long, blade projecting considerably bej^ond scale. Outer 
niaxillipeds very slender, reaching when extended only a small bit 
beyond antennal peduncle. Feet of lirst pair nearly to end of scale, 
carpus longer than merus, and more than twice as long as propodus, 
fingers and palm subequal. Feet of second pair reaching beyond 
scale by half length of propodus, carpus li times merus, propodus 
three-fourths of carpus and no wider than in the first pair, fingers 
shorter than palm. Sixth abdominal somite twice as long as fifth and 
as long as telson. 
Ditnenslons. — Length of female, 39 nmi., of carapace and rostrum 
15 mm., of rostrum 7 mm. 
Ti/j?e locality. — Kadiak Island, Alaska, under stones at low water; 
William J. Fisher, collector (Cat. No. 6246). 
UROCARIS INFRASPINIS. 
General appearance of U. longicaudatitStim-pson. Dift'ers in having 
an antennal spine on the carapace, a distinct ocellus outside the cornea, 
in having the palm and fingers of the first pair of feet subec^ual, the 
carpus of the second pair subequal to the merus, the palm a little 
shorter and the fingers still shorter, and in having the sixth abdominal 
somite shorter than the carapace (rostrum excluded) and less than twice 
as long as fifth somite. 
Dimensions. — Female with eggs, length of carapace and rostrum 
6 mm., of rostrum 2.5 mm., of abdomen 15 mm. 
Ty2)e locality. — Gulf of California in Concepcion Bay, Lower Cali- 
fornia, U. S. Fish Commission steamer Alhatross (Cat. No. 25283). 
Distribution. — San Diego Ba}', California, and Gulf of California. 
