not in Young On 4 August, 2005 a male Thyratelesprocax (Cresson) (Hymenoptera: Ichneumonidae) emerged from a pupa of Vanessa virginiensis (Drury) (Lepidoptera: Nymplialidae) which was contained within a screened cage in Cook County, MN. This is the first published record of Vanessa virginiensis as a host of Thyrateles procax. Adults of T. procax appear to be rare, as only two old records (both males) are known from Minnesota (University of Minnesota, Insect Collection) BR Parasites diseases and disorders. Parasites. Insect parasites. Hosts. Insect hosts. Land zones. Nearctic region. North America. USA. Thyrateles procax (Ichneumonidae): Parasite; Vanessa virginiensis (Nymphalidae): Host. Thyrateles procax: Lepidopteran hosts, Vanessa virginiensis, New record, Minnesota, Cook County; Vanessa virginiensis: Hymenopteran parasites, Thyrateles procax, New record, Minnesota, Cook County. ST Animalia, Arthropoda, Insecta, Hymenoptera, Apocrita, Terebrantia, Ichneumonoidea, Ichneumonidae; Animalia, Arthropoda, Insecta, Lepidoptera, Glossata, Heteroneura, Papilionoidea, Nymphalidae. Arthropods; Hymenopterans; Insects; Invertebrates; Lepidopterans. none