334 CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



behind, venter blackish. Cephalothorax rather broad, highest at dorsal 

 groove, sloping to eye-region; eyes six, two behind close together, elliptical, 

 two in front just touching, and one each side touching the tip of the anterior 

 one, the latter seen in front are elevated; palpi very long and slender; legs 

 slender, the anterior femora slightly thicker toward base, the hind femora 

 bowed, metatarsi much longer than tarsi, all clothed with fine hairs, a few 

 long spines on hind tibiae; abdomen high, globose, region of epigynum 

 swollen; sternum as broad as long, truncate in front, sides rounded. 



One specimen from Mt. Diablo, Contra Costa County, 

 June (Fuchs). 



This genus is separated from the other Leptonetids by 

 the position of the eyes; this is the first species known in 

 our country. 



DYSDERID^. 



Segestria pacifica Banks. Can. Entom. 1891, p. 209. 

 From Mt. Shasta, and from an oak-gall, Claremont. 



DRASSID^. 



Pcecilochroa pacifica Banks. Plate xxxix, Fig. 14. Banks, 

 Journ. N. Y. Ent. Soc. 1896, p. 89. 



Two specimens from Downieville, Sierra County, 

 August (Fuchs) ; Stanford University and Claremont 

 (Baker). 



Pcecilochroa montana Emerton. Trans. Conn. Acad. Sci. 



VIII, 1890, p. II. 



A pair from Claremont (Baker). The male has a 

 transverse white band on abdomen ( instead of the two 

 spots ) ; the femora are black, the rest of the legs very 

 pale; the tibia of palpus has a heavy spur on the outside, 

 narrowed toward tip, lying upon the edge of the tarsus. 



Drassinella n. gen. 



Cephalothorax with short groove; eyes as in Pcecilochroa, except that the 

 S. E. are not their diameter apart, the posterior row being straight and 

 longer than front row, with the M. E. nearer to P. S. E. than to each other. 

 Mandibles slightly geniculate, no large tooth below, only one or two small 

 ones. Legs long and slender; tibiae i and 11 with two rows, each of five 



