214 PROCEEDINGS OF THE ACADEMY OF [April, 



Selenops bifurcatus n. sp. 



Cephalothorax yellow; eyes on black spots; abdomen brown; legs 

 yellow, banded with black; sternum and venter pale. Length cT, 

 10 mm. Known by the forked apophysis of the tibia of male palpus. 

 A female is about of the same size ; the vulva is very similar to that of 

 S. mexicanus, but narrower. 



Uricuajo (Pac), 200 m., January (B. and T.). 



Sparassus obscurus Keyserling. 



Spinn. Amer. Laterg., I, 255, 1880. 



Surubres, near San Mateo (Pac), 250 m., February (B. and T.). 

 Sparassus audax n. sp. 



Male, pale yellowish; abdomen with some black marks above more 

 or less in lines; tips of tarsi and of palpi darker; venter sometimes 

 showing a median black area. Female, more yellowish brown; abdo- 

 men more spotted, a faint, basal, median line; venter with a broad, 

 black middle area; mandibles blackish, with two black lines; tarsi 

 and metatarsi infuscate. Anterior eye-row straight, M. E. large; 

 legs very long. Differs from S. simoni by lack of black at tips of 

 femora and tibiae, and from all males by shape of the palpus. Length 

 9 15 mm., c^ 12 mm. 



Punta Arenas (B.); Santa Maria Dota (T.); San Jose (T.), Chiral 

 Paraiso (B. and T.); Orosi (Picado); El Higuito, near San Mateo 

 (Pac.) (B. and T.), and Surubres, near San Mateo (Pac), 250 m. (B. 

 and T.), February. 

 Sparassus crassus n. sp. 



Wholly pale yellowish; mandibles and venter pale; legs very long 

 and slender. Easily known by the extremely heavy tibial apophysis, 

 as shown in the figure. Length c? , 10 mm. . 



San Joaquin Heredia Espinach, February (T.) 

 Epicadus granulatus n. sp. 



Eyes arranged as in this genus; carapace with a raised point at the 

 dorsal groove. Abdomen high; dorsum hard, and with many small 

 granules and tubercles of irregular size, also small ones on the cephalo- 

 thorax. Legs I and II equal; no median apical spine to metatarsi; 

 tibiae I and II with 2-2 spines, metatarsi I and II with 2-2-2 spines; 

 legs roughened and granulate. Length 18 mm.; abdomen high 13 m. 



Surubres (Biolley), Costa Rica. 



THOMISID^J. 

 Xystious advectus Cambridge. 



Biol. C. Am. Arachn. Aran., I, 71, 1890. 



Cartago (Picado). 



