1963] 
Levi — Spider Genera 
227 
Hotte (P. J. Darlington). Dominican Republic. S of Santiago (P. 
J. Darlington); Loma Rucilla (P. J. Darlington). Puerto Rico: 
El Yunque (P. J. Darlington) ; Maricao Forest (P. J. Darlington). 
Virgin I si. St. John (A. F. Archer, AMNH). 
Peru. H.udnuco: Tingo Maria (J. C. Pallister, AMNH). Juntn: 
Pan de Azucar, Rio Tarma, 1400 m (A. M. Nadler, AMNH). 
Brazil. Para: Belem (A. M. Nadler, AMNH). Bolivia. Beni ; 
Rurrenabaque, 10 Nov. 1956, 9 (L. Pena, ISNB). 
Spintharus gracilis Keyserling 
Figures 2V, 10-13 
Spijitharus gracilis Keyserling, 1886, Die Spinnen Amerikas, Theridiidae, 
2 (2): 244, pi. 20, fig. 298, $, $. Syntypes from Blumenau, [Santa 
Catarina], Brazil, in the British Museum, examined. 
Spintharus flavidus , — Mello-Leitao, 1943, Arq. Museu Nacional. Rio de 
Janeiro, 37: 168, fig. 11, S, Not S. flavidus Hentz. 
Description. Carapace of female yellow-white; eyes on black 
spots; male with a black band on each lateral margin. Sternum yel- 
low-white. Legs yellow in female; male with some longitudinal 
black stripes and ends of femora and tibiae black, patellae black. 
Abdomen of female yellow-white, without pigment in alcohol ; that 
of male with some gray pigment on sides. Lateral eyes of females two 
diameters of anterior medians, posterior medians one and one-half 
diameters of anterior medians. Eyes of male about sub-equal in size. 
Female with anterior median eyes one diameter apart, almost touch- 
ing laterals. Posterior median eyes three and one-half diameters 
apart, touching laterals. Anterior median eyes of male one-third 
diameter apart, almost touching laterals. Posterior median eyes two 
diameters apart, one-third diameter from laterals. Total length of 
female 3.7 mm. Carapace 0.9 mm long, 0.8 mm wide. Abdomen 2.8 
mm long, 0.9 mm wide. First patella and tibia, 1.6 mm; second, 1.0 
mm ; third, 0.7 mm. Fourth femur, 2.3 mm ; patella and tibia, 2.0 
mm; metatarsus, 2.4 mm; tarsus, 0.6 mm. Total length of male 2.3 
mm. Carapace 0.8 mm long, 0.8 mm wide. First patella and tibia, 1.3 
mm; second, 0.7 mm; third, 0.5 mm. Fourth femur, 1.7 mm; 
patella and tibia, 1.3 mm; metatarsus, 1.5 mm; tarsus, 0.5 mm. 
Fig. 1. Variation in palpal structure of Spintharus flavidus , United 
States. A. Alpine, Bergen Co., New Jersey. B. New Haven, Connecticut. 
C. Long Island, New York. D. Olive Hill, Carver Co., Kentucky. E. New- 
found Gap, Great Smoky Mountain Natl. Park, Tennessee. F. Raleigh, 
North Carolina. G. Athens, Georgia. H. Baldwin Co., Alabama. I. Gaines- 
ville, Florida. J. Tavernier, Monroe Co., Florida. 
