1921] Schmitt: The Marine Decapod Crustacea of Califormna 119 
where only the latter types of gear were used. The ranges of temper- 
ature and salinity based on the survey observations which we are able 
to record for Callianassa longimana are, respectively, 8.2° to 13.9° C. 
and 18.3 to 31.7. 
Callianassa gigas Dana 
Callianassa gigas Dana, Proc. Acad. Nat. Sei. Phila., 6, 19, 1852; Crust. 
U. S. Expl. Exped., pt. 1, p. 512, 1852, pl. 32, fig. 3, 1855; Stimpson, 
Jour. Boston Soe. Nat. Hist., 6, 489, pl. 21, fig. 3, 1857; Holmes, Occas. 
Papers Calif. Acad. Sci., 7, 162, 1900; Rathbun, H. A. E., 10, 154, 1904. 
COLL. 
US 
Fig. 80. Callianassa gigas, X 4% (after Dana). 
Characters.—Front with a sharp and prominent median tooth. LEye-stalks 
with acute and divergent extremities; pigmented cornea behind the middle of 
the stalk. Large cheliped of male with carpus a little longer than wide. 
Dimensions.—Of type: length 114 mm. 
Type Locality.—Puget Sound. 
Distribution—Puget Sound (Dana, Calman), Gulf of the Farallones, Califor- 
nia, 21 fathoms (‘‘ Albatross’’ station 3150) (Rathbun). 
Remarks.—The larger hand of this species is remarkably short and stout 
(Stimpson). 
Callianassa affinis Holmes 
Callianassa affinis Holmes, Oceas. Papers Calif. Acad. Sci., 7, 162, pl. 2, 
figs. 29-30, 1900; Rathbun, H. A. E., 10, 154, 1904. 
p= HD 
Fig. 81. Callianassa affinis, 3; a, small cheliped; b, large cheliped (after 
Holmes). 
