48 
Psyche 
[March-June 
References Cited 
Brady, A. R. 
1962. The spider genus Sosippus in North America, Mexico, and 
Central America (Araneae, Lycosidae). Psyche, 69 (3): 129-164. 
Laessle, A. M. 
1958. The origin and successional relationship of sandhill vegetation 
and sand-pine scrub. Ecol. Monographs, 28: 361-387. 
McCrone, J. D. 
1963. Taxonomic status and evolutionary history of the Geolycosa pikel 
complex in the southeastern United States (Araneae, Lycosidae). 
Amer. Midland Nat., 70(1): 47-73. 
McCrone, J. D. and H. W. Levi 
1964. North American Widow spiders of the Latrodectus curacaviensis 
group (Araneae: Theridiidae) . Psyche, 71(1): 12-27. 
Roewer, C. F. 
1959. Lycosaeformia II (Lycosidae). Exploration du Parc National 
de 1’Upemba. Brussels, 2: 519-1040. 
