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family:
Theridiidae
genus:
Latrodectus
species:
Latrodectus hesperus
Chamberlin & Ivie, 1935
genus:
Theridion
species:
Theridion arizonense
Levi, 1957
species:
Theridion cochise
Levi, 1963
species:
Theridion melanosternon
Mello-Leitao, 1947
genus:
Tidarren
species:
Tidarren haemorrhoidale
(
Bertkau, 1880
)
species:
Tidarren sisyphoides
(
Walckenaer, 1842
)