432 The Arachnid a of Colorado 



Chelanops grossus Bks. 



Fort Collins (Baker). 

 Chelanops pallipes Bks. 



One specimen, Hotchkiss (J. H. Cowan). 



SCOEPIONIDA. 

 Centrums carolinianus Beauv. 



Trinidad (Gillette). 

 Vejo vis sp. ( ?) 



One specimen, Dolores (Gillette). 



SOLPUGIDA. 

 Datanies sulfureus Simon. 



Recorded by Simon from the State. 



Datames pallipes Say. 



Two specimens. Fort Collins, under a board, July (Gillette). 



ACARINA. 



TEOMBIDID.E. 

 Trombidium sericeum Say. 



Fort Collins, among dead leaves, November (Gillette) 



ERYTH.EID.E. 

 Actineda agilis Bks. 



Fort Collins, sweeping and among leaves. 



EHYNCOLOPHID.E. 

 Rhyncolophus lougipes Bks. 



One specimen, Fort Collins (Baker). 



Rhyncolophus maculatus Bks. 

 Fort Collins (Baker). 



Rh3mcolophus parvus Bks. 



Fort Collins, November (Gillette). 



Rhyncolophus robustus nov. sp. 



Length 3 mm. Alcoliolic specimens jiale yellowish, head blackish. Body 

 oblong, twice as long as broad, slightly constricted in middle, clothed with 

 short stiff hairs ; dorsid gi'oove reaching considerably beyond eyes, it is en- 

 larged a short distance before the tii) ; last joint of leg I. two-thirds as long as 

 the peniiltimate, leg IV. a little longer than body, its last Joint less than one- 

 third as long as penultimate ; palpi short, third joint twice as long as broad, 

 fourth mxich shorter ending in a stout claw, thumb large swollen, much sur- 

 passing the claw. 



Quite common, Fort Collins (Gillette). 



