The Arachnida of Colorado. 421 



Prosthesima depressa Em. 



One young specimen, Fort Collins (Baker). 



Prosthesima blanda Bks. 



Several females of this species have been collected at Fort Col- 

 lins b}' Prof. Gillette. The epig3-num consists of a reddish, 

 nearly square area, divided behind into three lobes, the middle 

 one, which is black, is nearly square and very much broader than 

 both of the others together, which are narrowed toward their tips. 



Callilepis imbecilla Keys. 



A 3'oung specimen under dead leaves. Fort Collins (Gillette). 



Poecilochroa montana Em. 



Fort Collins (Gillette). 

 PcEcilochroa variegata Hentz. 



Fort Collins (Gillette). 

 Gnaphosa brumalis Thor. 



Fort Collins (Baker). 



Gnaphosa conspersa Thor. 



West Cliff (Cockerell). Thorell recorded it from Kelso's Cabin 

 and Gray's Peak,, July. 



Gnaphosa scudderi Thor. 



Fort Collins (Gillette). Manitou, July (Thorell). 



Teminius nigriceps nov. sp. 



Length 9 13 mm.; ceph. 4.5 mm. long, 3.8 mm. wide; patella pins tiljia I. 

 4.1 mm., IV. 4 mm. Cephalothorax red hrown, hlack aronud eyes and on 

 clypeus; mandihles hlack; palpi red-hrown. tips hlack; legs j'ellow-hrown, I. 

 and 11. darker on tihise and tarsi; maxilla? red-hrown; lip hlack; sternum red- 

 hrown, hlack on margins; ahdomen dark gray, with two faint pale stripes 

 ahove, spinnerets yellowish. P>yes, A. SI. E. ahont their diameter apart, less 

 than half so far from the equal A. S. E. ; P. INI. E. oval, less than their diame- 

 ter apart, twice that distance from the P. S. E. Sternum broad. Legs hairy, 

 fourth pair hut little longer than the first; thick scopnlas on all tarsi and me- 

 tatarsi (except IV.); no si)ines on tihia I. and II., none above on tiljia IV. 

 Ahdomen about twice as long as wide; the second joint of the superior spin- 

 nerets no longer than hroad. The epigynum consists of a dark reddish, de- 

 pressed elliptical area, broader than long, from the anterior margin of \\hich 

 there projects a hroad median plate, Ijroadest beyond the middle, and then 

 suddenly tapering to a point, which does not qiiite attain the hind margin 

 of the depression. 



Two females, Fort Collins (Baker). 



