Bothriocyrtum californicum

Bothriocyrtum californicum, the California trapdoor spider, is a species of spider in the family Halonoproctidae. It is found in the United States.^[1] Males are smaller than females.^[2] Predators include the spider wasp Psorthaspis planata, which use their bodies as larval nurseries, and skunks, which dig up their burrows.^[2]

Bothriocyrtum californicum
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Mygalomorphae
Family:	Halonoproctidae
Genus:	Bothriocyrtum
Species:	B. californicum
Binomial name
Bothriocyrtum californicum (O. P.-Cambridge, 1874)

Additional images

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  California trapdoor spider, Bothriocyrtum californicum
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  California trapdoor spider, Bothriocyrtum californicum