1909.1 NATURAL SCIENCES OF PHILADELPHIA. 223 



reddish. The spines on legs are as in C. flava, but none above on tibia 

 III and IV; the vulva is nearer to C. pratensis. Length 8 mm. 



From Punta Arenas (Biolley) and Uricuajo (Pac), January, 200 m. 

 (Biolley and Tristan). 



Cyrene delecta Peckham. 



Occas. Pap. Nat. Hist. Soc. Wise, III, 68, 1896. 



San Mateo (Pac). 

 Cyrene ntagnifioa n. sp. 



Cephalothorax black, a broad marginal white stripe each side, and 

 a white spot in the middle; abdomen black, a curved basal white band, 

 and behind on each side are two large white spots ; and in the middle 

 line are three white spots, the last over the spinnerets is the largest. 

 Venter with four narrow pale lines in the middle area, and a white 

 spot each side near base; sternum and legs black, with black hair, 

 the latter with some white hairs beneath, which form white bands 

 on the middle of the tibiae and metatarsi III and IV; palpi pale 

 yellowish, with white hair. Length 15 mm. 



From San Mateo, Costa Rica (Biolley). It is the largest species of 

 the genus known to me. 



Cyrene fusca Cambridge. 



Biol. C. Am. Arachn. Aran., II, 23S, 1901. 



San Jose. 

 Cyrene formosa n. sp. 



Black, clothed with deep black hairs, a white median stripe extend- 

 ing out each side in front to the dorsal eyes, a narrow white band above 

 anterior eye-row, and the clypeus broadly white, a marginal white 

 stripe. Abdomen black, with black hair, a median white stripe, crossed 

 in front by a white band, and a broad basal white band, which 

 extends back each side, the posterior sides white ; the sides white with 

 many elongate black dashes; venter black in the middle; sternum 

 pale brown; legs red-brown or black, with black hair, the tarsi and 

 metatarsi are pale, hind femora below, and the basal half of tibia pale. 

 No fringes on legs ; patella and tibia of male palpus with white hair 

 above. Length 9-10 mm. 



From Turrialba, Costa Rica (Tristan). 



Cyrene pratensis Peckham. 



Proc. Nat. Hist. Soc. Wise, 1885, 70. 

 San Jose. 



Cyrene bicuspidata Cambridge. 



Biol. C. Am. Arachn. Aran., II, 238, 1901. 



Pacaca. 



