284 bulletin: museum of comparative zoology. 



Sternum 2.8 mm. wide and 3.8 mm. long. 



i\nterior tarsi and metatarsi seopulate to the base, the tibiae also 

 scopulate at distal end; posterior metatarsi only sparsely seopulate 

 distad. Tibia I with ventral spines as usual, moderate in size, the 

 basal spines largest, a little overlapping those of the second pair; on 

 anterior side with two (or on one side with three) spines the posterior 

 side with none; spines of tibia II the same excepting there are two 

 anterior spines on both right and left legs in type and there is on one 

 side a minute distal spine on the caudal side. 



Female. Total length, 15.5 mm. Length of cephalothorax, 8.1 

 mm.; width, 6 mm. 



fem. tib.+pat. met. tar. total 



Leg I 5.2 mm. 6.4 mm. 4 mm. 2.8 mm. 18.4 mm. 



Leg II 5.1 6.4 3.9 2.8 18.2 



Leg III 5.1 5.7 4.2 2.5 17.5 



Leg IV 6.3 7.1 6.1 3.25 22.75 



Tibia I, 4 mm. Tibia IV, 4.7 mm. 



Locality.— Santa Ana, 3,000 feet, August. (Type, M. C. Z. 282, 

 one female). 



Lycosa orinus,^ sp. nov. 



Plate 24, fig. 1. 



Carapace with integument dark brown, a supramarginal pale stripe 

 on each side and a broad median longitudinal testaceous stripe ex- 

 tending from between eyes to the caudal margin, this stripe constricted 

 a little in front of the groove and narrowing down the posterior 

 declivity ; the pale stripes, and the border beneath the lateral ones as 

 well, clothed with bronze-brown hair intermixed, especially in the 

 eye-region, with black bristles ; hair of other parts of carapace darker. 

 Sternum black. Labium and endites deep chestnut or blackish, pale 

 across the tip. Chelicerae black clothed in front below with orange 

 hair. Legs testaceous to brown, the coxae beneath all black; femora 

 I and II also black beneath but femora III and IV merely with a 

 black stripe across distal end beneath; all patellae black beneath; all 

 tibiae with a broad black band across distal end; the anterior meta- 

 tarsi black beneath, the posterior metatarsi black at the distal ends, 



' 'optivbi, mountaineer. 



