Title: The spider genera Achaearanea, Theridion and Sphyrotinus from Mexico, Central America and the West Indies (Araneae, Theridiidae)
First published: 1959
Subjects: Sphyrotinus, Theridion, Spiders, Achaearanea
Places: Latin America
LC classification: QL1 .H3 vol.121, no.3