246 Annals Entomological Society of America [Vol. XII, 



long and somewhat sinuous. Upper margin of furrow of chelicera 

 armed with three teeth of which the most proximal is nearer the median 

 than is the most distal. Tarsus and bulb of male palpus proportionately 

 small and slender; the tarsus bearing two long spines on its ventral 

 face distad of the bulb. See Plate XVI, Fig. 3. 



Length, 7.5 mm. Length of cephalothorax, 3.5 mm. Length of 

 tib. + pat. I, 4 mm.; of tib. + pat. IV, 4 mm. 



Type— M. C. Z. 389. Utah: Fillmore. 



Drassodes melius sp. nov. 



Female — Carapace and sternum pale testaceous, the legs inore 

 yellowish. Abdomen above dark brownish grey with a somewhat 

 obscure, darker, median longitudinal stripe with vaguely indicated 

 chevron marks behind, the venter somewhat lighter, much so in front 

 of the epigastric furrow; the epigynum dark chestnut. Anterior row 

 of eyes procurved; eyes subequal; median eyes nearly their diameter 

 apart, a little less than their radius from the lateral. Posterior row of 

 eyes straight; eyes smaller than the anterior ones- and the medians 

 slightly smaller than the laterals; median eyes a little less than once 

 and a half their diameter apart and a little more than that distance 

 from the laterals. Area of median eyes quadrate, as wide in front as 

 behind. Lower margin of furrow of chelicera armed with two stout 

 teeth. Tibiae I and II each armed beneath with a single submcdian 

 spine. Posterior tibiae not armed above at base. Epigvnum as shown 

 in Plate XVI, Fig. 5. 



Male — Palpal organ as shown in Plate XVI, Fig. 4. 



Length of female, 11 mm. Length of cephalothorax, 4.1 mm. 

 Length of tib. pat. I, 4 mm.; of tib. pat. IV, 5 mm. 



Length of male, 8.8 mm. Length of cephalothorax, 3.7 mm. 

 Length of tib. + pat. I, 5 mm.; of tib. + pat. IV, also 5 mm. 



Type— M. C. Z. 419. Utah: Uintah Mts., 10,000 ft. 



Herpyllus oabus sp. nov. 



Male — Carapace, legs and sternum yellow, without markings. 

 Endites whitish across tips. Abdomen yellowish grey, darker above 

 than beneath, without definite markings. Anterior row of eyes pro- 

 curved; eyes about their diameter from edge of clypeus; median eyes 

 larger than the laterals,' scarcely their radius apart, closer to the laterals. 

 Posterior row of eyes slightly procurved; eyes somewhat smaller than 

 the anterior, the medians smaller than the laterals; median eyes nearly 

 once and a half their diameter apart, closer to the laterals. Tibia 

 I armed beneath with two pairs of spines, one pair basal and one sub- 

 median. Tibia II armed beneath with five spines, there being an unpaired 

 spine at base, a pair at middle, and a pair of smaller ones at the distal 

 end. Metatarsi I and II each armed beneath with two pairs of spines. 

 Male palpus as shown in Plate XVI, Fig. 0. 



Length, 4.0 mm. Length of cephalothorax, 2.4 mm. Length of 

 tib. + pat. I, 2.4 mm.; of tib. -f- pat. IV, 2.8 mm. 



Type— M. C. Z. 38G. Utah : Fillmore. 



