228 
Psyche 
[December 
black and a black spot anterior to spinnerets. Anterior median eyes 
slightly larger than others or subequal, their diameters apart, and one- 
third from laterals. Posterior median eyes slightly oval, their shorter 
diameter apart, and one and one-half from laterals. Chelicerae with 
two teeth on anterior margin. Abdomen usually without grooves. 
Total length of female from Peru 6.1 mm. Carapace 1.8 mm long, 
1-4 mm wide. First femur 5.4 mm ; patella and tibia 5.4 mm ; metatar- 
sus 5.5; tarsus 1.8 mm. Second patella and tibia 3.0 mm; third 1.8 
mm; fourth 3.2 mm. Total length of male from Brazil 4.1 mm. 
Carapace 1.7 mm long. First femur 6.1 mm; patella and tibia 6.1 
mm; metatarsus 3.6 mm; tarsus 1.8 mm. Second patella and tibia 3.3 
mm; third 1.8 mm; fourth 3.3 mm. 
The shape of the epigynum fossa is variable (Figs. 64, 66, 67). 
Figures 63, 64 were prepared from the types. 
Distribution. Peru to southeastern Brazil. 
Records. Peru. San Martin: Mishqui-yacu, 1600 m, 20 km NE 
of Moyobamba, Aug. 1947, $ (F. Woytkowski, AMNH). Hudnuco: 
Monzon Valley, Tingo Maria, Oct. 19, 1954, $, cf (E. I. Schlinger, 
E. S. Ross, CAS). Brazil. Minas Gerais: Matosinhos, 9 (MNHN). 
Guanabara: Teresopolis, 9001000 m, March, 1946, 9 (H. Sick, 
AMNH). Sao Paulo: Sao Paulo, Jan. i960, cf (A. M. Nadler, 
AMNH) ; Jabaquara, Cidade Sao Paulo, 700-800 m, Dec. 1945, 9 > 
cf (H. Sick, AMNH). Santa Catarina : Nueva Teutonia, lat 27 0 
1 1' S, long 52 0 23' W, 9 > cf (F. Plaumann, SMF) . 
Chrysso arops sp. n. 
Figures 29, 30 
Type. Male from Teresopolis, 900-1000 m alt., Est. Guanabara, 
Brazil (H. Sick), in the American Museum of Natural History. The 
specific name is an arbitrary combination of letters. 
Description. Carapace with clypeus, labium, maxillae orange. Ster- 
num black, except anterior portion. Legs orange to gray. Abdomen 
orange-white with several black spots (Fig. 29). Eyes subequal in 
size. Anterior median eyes one diameter apart, their radius from 
laterals. Posterior median eyes one and one-fourth diameters apart, 
one and one-half from laterals. Chelicerae with one tooth on the 
anterior margin. Abdomen as illustrated with a hump above spinnerets 
but without grooves (Fig. 29). Total length 2.4 mm. Carapace 0.98 
mm long, 0.93 mm wide. First femur 2.58 mm; patella and tibia 2.50 
mm ; metatarsus 2.34 mm. Fourth patella and tibia 1.28 mm. 
Diagnosis. This species probably belongs to Chrysso , it is not cer- 
