Included taxa

Chamberlin, R. V. & Ivie, W. (1935a). The black widow spider and its varieties in the United States. Bulletin of the University of Utah 25(8): 1-29. download pdf

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Species
Species Family Page / figures published as
Latrodectus hesperus Theridiidae 15, f. 1, 4, 6-14, 21, 23-33 (Dmf; omitted by Roewer) Latrodectus mactans hesperus
Latrodectus hesperus Theridiidae 14, f. 3, 15-18 (Dmf; omitted by Roewer) Latrodectus mactans texanus
Genera
No genus found for this reference