224 
Psyche 
[December 
M. Nadler, AMNH) ; Carabobo: Le Cumbre, S of San Esteban, 
1888 (E. Simon, MNHN). 
Chrysso cambridgei ( Petrunkevitch) , new combination 
Figures 43-47 
Achaea vittata O. P.-Cambridge, 1894, Biologia Centrali-Americana, Aranei- 
dea, 1: 130, pi. 17, fig. 11, 2. Female type from Teapa, [Tabasco, 
Mexico] in the British Museum, Natural History, examined. Not Argy- 
rodes vittata Keyserling, T heridion vittatum Nicolet. 
Thu'aitesia vittata, — O. P.-Cambridge, 1896, op. cit., p. 197. 
Thwaitesia lepida O. P.-Cambridge, 1896, op. cit., p. 197, pi. 25, fig. 5, 2. 
Female type from Teapa, [Tabasco, Mexico] in the British Museum, 
Natural History, examined. 
Chrysso splcndida Banks, — 1898, Proc. California Acad. Sci., (3) 1: 237, pi. 
14, fig. 13, 2. Female syntype from Tepic, Nayarit, Mexico in the 
Museum of Comparative Zoology, examined. 
T heridion vittatum, — F. P.-Cambridge, 1902, Biologia Centrali-Americana, 
Araneidea, 2: 391, pi. 37, figs. 6, 7, 2, $ . 
Theridion splendidum, — F. P.-Cambridge, 1902, op. cit., p. 391. 
Theridion cambridgei Petrunkevitch, 1911, Bull. Amer. Mus. Nat. Hist., 29: 
192. New name for Achaea vittata thought preoccupied by T heridion 
vittatum Nicolet and for Thnvaitesia lepida thought preoccupied by 
Theridion lepidum Walckenaer. Reimoser, 1939, Ann. Naturhist. Museum 
Wien, 50: 346. Roewer, 1943, Katalog der Araneae, 1: 490. Kraus, 1955, 
Abhandl. Senckenbergischen Naturf. Gesell. 493: 17. 
T heridion splendens Roewer, 1942, op. cit. p. 498. New name for Chrysso 
splendida thought preoccupied by Theridion splendidum Taczanowski. 
Conopistha acuminata Schenkel, 1953, Verh. Naturf. Gesell. Basel, 64: 12, fig. 
12, 2. Two female syntypes from El Pozon, Venezuela in the Natur- 
historisches Museum, Basel, examined. NEW SYNONYMY. 
Comments. F. P.-Cambridge first suspected that Bank’s splendida 
is a synonym of vittata. The epigynum, a shallow black depression 
(Fig. 45) sometimes has an anterior lip. The only male examined was 
caught in December at Barro Colorado Island by Dr. A. M. Chick- 
ering. 
Distribution. Mexico to Venezuela. 
Records. Mexico. Veracruz: 16 km S of San Jose del Carmen 
(L. I. Davis, AMNH). Tabasco: 3 km NE of Comalcalco (G. 
Ekholm). Guatemala: Variedades, 300 m (C., P. Vaurie, AMNH). 
El Salvador. (Kraus, 1955). Costa Rica. (Reimoser, 1938). Pana- 
ma: El Valle. Panama Canal Zone: Barro Colorado Island (sev. 
collections) . 
Chrysso vittatula (Roewer), new combination 
Figures 38-42 
Argyrodes vittatus Keyserling, 1884, Die Spinnen Amerikas, Theridiidae, 
2(1): 191, pi. 9, fig. 114, 2. Female syntypes from St. Fe de Bogota 
[Bogota, Colombia] and female, male syntypes from Pumamarca, 
