216 PROCEEDINGS OF THE ACADEMY OF [April, 



broader than in C. foliatus ; vulva as figured. It is the smallest species, 

 only 12 to 14 mm. long in female. 

 Sta. Maria Dota, Costa Rica. 



Cupiennius foliatus Cambridge. 



Biol. C. Am. Arachn. Aran., II, 307, 1901. 



Turrialba ; La Palma. 



Cupiennius getazi Simon. 



Bull. Soc. Zool. France, 1891, 110 



San Jose; Turrialba, May. 



Cupiennius griseus Cambridge. 



Biol. C. Am. Arachn. Aran., II, 307, 1901. 



Tablazo; Sta. Maria Dota. 



Trechalea convexa Cambridge. 



Biol. Cent. Am. Arachn. Aran., I, 233, 1898. 



Sta. Maria Dota; Turricares, February; Tiribi; Pacaca; Uricuajo 

 (Pac.) ; Rio Jesus Maria (Pac.) (B. and T.) ; El Higuito, near San Mateo 

 (Pac), January (B. and T.); Surubres, near San Mateo (Pac), Feb- 

 ruary (B.), under stones. 



CTENIDJE. 



Ctenus sinuatipes Cambridge. 



Ann. Mag. Nat. Hist. (6), XIX, 84, 1897. 



Aguas Calientes (Picado); La Palma; San Jose, in houses; San 

 Joaquin Heredia Espinach; La Carpintera, 1,500 m., October (Alfaro); 

 Estacion de Turrialba (Maxon); El Higuito, near San Mateo (Pac), 

 January, 250 m. (B. and T.). 



Ctenus spiralis Cambridge. 



Biol. C. Am. Arachn. Aran., II, 112, 1900. 



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



Ctenus incolans Cambridge. 



Biol. C. Am. Arachn. Aran., II, 111, 1900. 



Huacas (Pac). 



Ctenus supinus Cambridge. 



Biol. C. Am. Arachn. Aran., II, 110, 1900. 



La Verbena. 



Ctenus oonvexus Cambridge. 



Biol. C. Am. Arachn. Aran., II, 114, 1900. 



Pacaca; Sta. Maria Dota. 



