1962 ] Levi — Chrysso 235 
mm. Second patella and tibia, 1.06 mm; third, 0.71 mm; fourth, 
1. 1 7 mm. 
Diagnosis. The long loosely coiled ducts of the genitalia (Figs. 82, 
83) separate this species from C. arima. 
Records. Panama: El Valle, July 1936, $ paratypes (A. M. 
Chickering) . 
Chrysso arima sp. n. 
Figures 84, 85 
Type. Female from Simla, near Arima, Trinidad, 28 Dec. 1954 
(A. M. Nadler) in the American Museum of Natural History. The 
specific name is a noun in apposition after the type locality. 
Description. Yellow-white with white pigment spots on dorsum of 
abdomen. Eyes subequal in size. Anterior median eyes separated by 
one diameter, one-fourth from laterals. Posterior eyes separated by 
one diameter. Total length of female 1.6 mm. Carapace, 0.63 mm 
long, O.52 mm wide. First femur, 1.42 mm; patella and tibia, 1.28 
mm; metatarsus, 0.98 mm; tarsus, 0.50 mm. Second patella and 
tibia, 0.80 mm ; third, 0.53 mm ; fourth, 0.98 mm. 
Diagnosis. The narrow, tightly coiled ducts of the genitalia and 
the median opening (Figs. 84, 85) separate this species from C. alecula. 
Record. Trinidad. Simla near Arima, 9 paratype (A. M. Nadler). 
Chrysso silva sp. n. 
Figures 86-90 
Type. Male from Forest Reserve, Panama Canal Zone, 25-28 July 
1954 (A. M. Chickering) in the Museum of Comparative Zoology. 
The specific name is an arbitrary combination of letters. 
Description. Yellow-white with a median longitudinal dusky band 
on carapace; abdomen with white pigment patches on dorsum, dusky 
on sides. Anterior median eyes subequal or slightly larger than others, 
three-quarters diameter apart, almost touching laterals. Posterior eyes 
separated by one-third their diameter. Abdomen much higher than 
long in female (Fig. 86). Total length of a female, 1.6 mm. Carapace 
0.65 mm long, 0.59 mm wide. First femur, 1.56 mm; patella and 
tibia, 1.43 mm ; metatarsus, 1.30 mm ; tarsus, 0.45 mm. Second patella 
and tibia, 0.88 mm; fourth, 0.97 mm. Total length of male 1.4 mm. 
Carapace, 0.66 mm long, 0.66 mm wide. First femur, 1.70 mm ; patel- 
la and tibia, 1.75 mm; metatarsus, 1.53 mm; tarsus, 0.52 mm. Second 
patella and tibia, 1.09 mm ; third, 0.63 mm ; fourth, 0.98 mm. 
