1969] 
Levi — Theridiid Spiders 
71 
Tidarren haemorrhoidale (Bertkau) 
Theridium haemorrhoidale Bertkau, 1880, Mem. Cour. Acad. Roy. Sci. 
Lett. Belgique 43: 78. Female holotype from Rio de Janeiro, lost. The 
description fits the widespread species believed to occur from the 
southern United States to Argentina and Chile. 
fTheridion maculosum Keyserling, 1884, Die Spinnen Amerikas 2(1): 30, 
pi. 1, fig. 14 $. Female holotype from Venezuela [“Caracas” on speci- 
men], in the Institut Royal des Sciences Naturelles de Belgique, Brussels; 
examined, but in very poor physical condition. 
Theridium elevatum Banks, 1897, Canadian Entomol. 29: 195. Female holo- 
type from Brazos County, Texas, in the Museum of Comparative 
Zoology; examined. Name preoccupied by T. elevatum Thorell 1881. 
Theridium fordulum Banks, 1909, Proc. Acad. Natur. Sci. Philadelphia 61: 
203. Female holotype from Chiral Paraiso, Costa Rica, in the Museum 
of Comparative Zoology; examined. 
Theridium texanum Banks, 1910, Bull. U.S. Natl. Mus. 72: 20. New name 
for T. elevatum Banks. 
Theridion minor Chamberlin and Ivie, 1934, Bull. Univ. Utah, Biol. Ser. 
2(4): 10, 24-25, $. Female holotype from Tallahassee, Leon Co., 
Florida, in the collection of the University of Utah. 
Tidarren fordum: — 'Levi, 1956, J. New York Entomol. Soc. 63: 73, figs. 
49-57, 61-64, $, $, map. 1967, Bull. Mus. Comp. Zool. 136: 28, map. 
Not Theridion fordum Keyserling. 
Figs. 9-12 Theridion melanosternum Mello-Leitao. 9. Abdomen. 10. Fe- 
male genitalia, dorsal view. 11. Epigynum. 12. Carapace. (9, 10, 
12 illustrated by M. E. Galiano, 11 after Mello-Leitao.) 
