30 
Psyche 
[March 
epigynum is heavily sclerotized (Fig. 21). The scape is sometimes 
subcircular, sometimes not constricted anteriorly (its sides being 
nearly parallel), and is sometimes constricted at its posterior point 
and widens again ; its shape seems to be variable in different specimens 
collected together. 
Records. Several $ paratypes from type collection. 
Steatoda sabulosa (Tullgren), new combination 
Figures 25-27 
Lithyphantes sabulosus Tullgren, 1901, Svenska Exped. Magellanslandern 
2(10) : 193, pi. 1, fig. 3, $ . Male type from Santa Cruz, in South Argentina, 
in the Naturhistoriska Riksmuseum, Stockholm, examined. 
Steatoda albiornata Mello-Leitao, 1940, Rev. Mus. La Plata, n.s., 2:36, fig. 34, 
$. Female type from Valcheta, Rio Negro, Argentina in the Museo de la 
Plata, examined. NEW SYNONYMY. 
Description. (Specimens from Magellanes, Chile). Carapace, 
sternum, legs yellow-brown to reddish brown. Abdomen purplish 
black ; dorsum of female abdomen with pigment missing in some areas ; 
white line around anterior of abdomen on dorsum and median, dorsal, 
longitudinal white line which may be broken. Anterior median eyes 
slightly smaller than others, two-thirds diameter apart, two-thirds 
diameter from laterals. Posterior median eyes a little less than a 
diameter apart, one diameter from laterals. The posterior median 
eyes of the male are slightly farther from laterals. Male chelicerae 
not large, with one large tooth, fang widened and short. Total length 
of female 10.5 mm. Carapace 3.2 mm long, 2.9 mm wide. First 
patella and tibia 4.0 mm; second 2.9 mm; third 2.7 mm. Fourth 
femur 3.5 mm; patella and tibia 4.2 mm; metatarsus 3.6 mm; tarsus 
2.3 mm. Total length of male 8.0 mm. Carapace 3.3 mm long, 2.5 
mm wide. First patella and tibia 4.0 mm; second 3.6 mm;; third 2.9 
mm. Fourth femur 3.5 mm; patella and tibia 4.2 mm; metatarsus 
3.1 mm; tarsus 1.4 mm:. 
The internal female genitalia (Fig. 25) are heavily sclerotized. 
A female from northern Chile has the seminal receptacles slightly 
wider apart and the ducts forming a V rather than a circle. 
Record. Bolivia. La Paz: La Paz, (MNHN) ; 48 km N of 
Potosi, 22 Feb. 1951 (E. S. Ross, A. E. Michelbacher, CAS). Chile. 
Antofagasta: Tumbre, 3600 m, Cord. Antofagasta, Dec. 1955 (L. 
Pena, ISNB). Santiago: Santiago (SMF) ; Los Valdes, 2000 m, 
Cordilleras near Santiago (G. Mann, AMNH). Magallanes : 
Laguna Amarga, Natales, Dec. i960, $ S (L. Pena). 
