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Genus Acrotaphus

Night Wasp - Acrotaphus wiltii - female Ichneumon - Acrotaphus wiltii - male Ichneumon - Acrotaphus wiltii - female Acrotaphus wiltii - female Acrotaphus wiltii? - Acrotaphus wiltii Bracnoid wasp?  - Acrotaphus wiltii - female ichneumon wasp? - Acrotaphus wiltii Ichneumon wasp? - Acrotaphus wiltii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" (parasitic Apocrita))
Superfamily Ichneumonoidea (Braconid and Ichneumonid Wasps)
Family Ichneumonidae (Ichneumonid Wasps)
Subfamily Pimplinae
Tribe Ephialtini
No Taxon (Polysphincta Genus Group)
Genus Acrotaphus
Synonyms and other taxonomic changes
Townes placed this genus in his Ephialtinae, for which the currently valid name is Pimplinae.
Numbers
Three spp. in the US; the total of 10 spp. are known (Brambila & Porter, 2005)
Range
Nine of the 10 spp. are Neotropical, of which 2 reach the southern states and one (A. wiltii) reaches so.Canada (Brambila & Porter, 2005)
Food
Parasites of orb-web spiders of the families Araneidae and Tetragnathidae (Gauld 2000, quoted by Brambila & Porter (2005))