CHAMBERLIN: THE ARACHNIDA. 287 
spines with two spines in the middorsal line and with two each on the 
anterior and posterior side above. 
Male. (Type, Tincochaca). Length, 24.5 mm. Length of cepha- 
lothorax, 9mm.; width, 6.2 mm. 
fem. tib.+pat. met. tar. total 
Leg I 6.8mm. 8.3mm. 6mm. 3.5mm. 24.6mm. 
Leg II 6 3 4.2 3.1 20.0 
Leg II 5.4 6 4.2 3 14.6 
Leg DV. 723 8.8 12 4.0 27.3 
Tibia I, 5.2mm. Tibia IV, 5.6 mm. 
Female (Torontoy). Length, 24.5 mm. Length of cephalothorax, 
9 mm.; width, 6.2 mm. 
fem. tib.+pat. met. tar. total 
Leg I 6.5mm. 8mm. 5mm. 3.2mm. 22.7 mm 
Leg II 6 ae 4.2 ol 20.7 
Leg III 5.4 6 4.2 3 18.6 
Leg IV Tne 8.8 bee 4 hee 
Tibia I, 5mm. Tibia IV, 7 mm. 
Localities— Tincochaca, 7,000 feet, August. (Type, M. C. Z. 
285, male; paratype, M. C. Z. 286, female). Lucma, 7,000 feet, 
August. (M. C. Z. 287, six specimens). Torontoy, 8,000 feet, July. 
(M. C. Z. 288, one female). Urubamba, 9,500 feet, July. (M. C. Z. 
289, one immature female). 
Lycosa ALGINA,! sp. nov. 
Plate 24, fig. 5-6. 
Sides of carapace blackish brown; the usual pale supramarginal 
line on each side extending forward to pars cephalica; a median longi- 
tudinal pale stripe extending from between eyes which are enclosed 
in black, to caudal margin, this being a little constricted at a point 
between eyes and groove, narrowing down posterior declivity as usual. 
Sternum yellow with a solid black median longitudinal stripe across 
the entire length. Chelicerae testaceous with a few, in part obscure, 
blackish longitudinal lines. Coxae of legs beneath yellow. Leg I 
1? Mss f- = 
adye.vos, giving pain. 
