THORELL OX ARANE.E OF COLORADO. 489 



cal with Tker. puUulum Hentz, was captured at Maiiitou, Williams' 

 Cailon, July 13. The legs of the first pair, with exceptiou of one of the 

 thighs, are wautiug ia this example. Notwithstanding the apparent 

 division of the tarsi into a great number of joints, I have not thought 

 it necessary to sei)arate this species from the genus Fholcus. 



Section TUBITELAEI^. 

 Fam. AGALENOID^. 



Subfam. AGALENIN.E. 



Gen. AGALENOPSisGiebel, 18G3. 



9. A. iKcvia (Bosc et Walck.). 



Syx. — 1841. — Agelena nci'via Bosc et Walck., in Walck. et Gerv. II. N. d. Ins. 



Apt., ii, p. 24. 

 1843. — Agelena pennsylvanka C. L. Koch, Die Aracbn., x, p. Ill, tab. 



cccliv, fig. 828. 

 1846. — Agelena potteri Blackw., Notice of Si>id. capt. by Prof. Potter in 



Canada, etc., in Ann. and Mag. of Nat. Hist., svii, y. 43. 

 1848. — Agelena na'cia Hentz, Descr. and Fig. of the Aran, of the U. S., 



V, iv, p. 465, pi. XXX, figs. 1, la. 

 1869. — Agenelopsis* albijnlis Giebel, Ueber einige Spinneu aus Illinois, 



in Zeitschr. f. d. gesammt. Naturwiss., xxxiii (1869), p. 250. 



A single young specimen of this species was found at Manitou, Colo., 

 July 12. 



Fam. DRASSOID^. 



Gen. Gnaphosa (Latr.), 1804. 



10. G. conspersa n. 



Cephalothorax longer than patella + tibia of the fourth pair, dull 

 brown, with a narrow black margin, and covered with grayish or red- 

 dish-brown hair; fore series of eyes curved moderately downward ; fore 

 lateral eyes double as large as the fjre centrals; central eyes forming a 

 rectangle much longer than broad ; legs dull yellowish-brown ; tibiie of 

 the first pair armed with one, those of the second pair with two, spines 

 below, near the apex ; abdomen brown above, densely spread with small 

 black spots, sometimes forming irregular oblique rows on the sides ; 

 vulva consisting of an egg-shaped fovea occupied in front by a back- 

 ward curved eminence, its bottom behind this eminence being tongue- 

 shaped, brown. — <^ad. Length about 11 millim. 



Female. — Cephalothorax longer than patella -\- tibia of the fourth pair 

 amply but not strongly rounded in the sides of the pars thoracica, with 

 the pars cephalica narrowing forward, the breadth of the clypeus being 

 little more than half that of the pars thoracica; it is surrounded l)^* a 

 fine elevated border (not by a broad " hem") ; the central furrow is 



* Agenelopsin is evidently an error of the press, instead of A gelenopsia or Agulenopsis. 



