188 PROCEEDINGS OF THE ACADEMY OF [May, 



Length of leg 11, 8.3 mm. 

 Length of leg III, 8.3 mm. 

 Length of leg IV, 11.4 mm, ; tib. + pat., 3,5 mm. ; met., 3.5 mm, 



Syn.— 1890. Lycosa sternalis, Marx, Proc. U. S. N, M., 12, p. .563. 

 1894. Pardosa sternalis, Banks, J. N. Y. Ent. Soc, 2, p. 51. 



1894. Pardosa coloradensis Banks (at least ad. part, magn.), J. N. Y. Ent, 

 Soc, 2, p. 51. 



1895. Pardosa coloradensis Banks, Ann. N. Y. Acad. Sci., S, p. 429 (Jrs.). 

 1895. Pardosa luteola, Banks, but not Emerton, loc. rit. 



1904. Pardosa sternalis, Chambeilin, Can. Ent., pp. 147 and 175. 



Type locality. — Colorado. 



Known localities. — Colorado!, Utah!, Idaho!, Kansas!, Iowa!, 



A strongly marked species very common in the West. 



Specimens of coloradensis Bks, in Mr. Banks' collection, which he 

 kindly permitted me to study, are the not fully mature individuals of 

 the species above described, 



Pardosa atra Banks, 1894. 



(J. N. Y. Ent. Soc, Vol. 2, p. 52.) 

 Female. — Cephalothorax brownish black, lighter brown along the 

 middle, and with a few indistinct paler marks at borders especially 

 behind, not rarely a pale transverse stripe entirely across the posterior 

 margin; eye region deep black; median light band constricted in front 

 of dorsal groove, becoming anteriorly very dark or obscure. Cephalo- 

 thorax with median band and side marks in life clothed with whitish 

 or light gray pubescence, the hair elsewhere dark brown ; the entire 

 eye region with numerous long dark bristles which project forward. 

 Chelicerce blackish, reddish brown distally. Labium and endites deej) 

 brown to blackish. Sternum black, Coxce of legs beneath brown 

 suffused with blackish. Legs blackish, paler distally; the femora witli 

 a few mottlings of reddish brown, the other joints indistinctly or 

 obscurely annulate with the same color; legs densely pubescent and 

 with numerous long erect black bristles. Dorsum of abdomen black ; a 

 paler reddish-brown spear-shaped mark at base; the basal stripe con- 

 tiguous at its apex with a large pale spot on each side, these spots with 

 the characteristic black dot at center; posteriorly two rows of similar 

 spots which are confluent at the mesal line in pairs, thus forming a 

 series of wide chevron-formed marks; dorsum at sides with rather 

 large reddish brown dots or spots, the entire dorsum often appearing 

 reddish brown covered over with an irregular network of black; sides 

 similar to lateral portions of dorsum but light color more abundant 

 venter of abdomen brown except along sides where are some irregular 

 black marks. Epigynum and spinnerets fuscous. 



