Phyllotreta (Chrysomelidae): Host; Psylliodes (Chrysomelidae): Host; Chalcidoidea (Terebrantia): Parasite; Ichneumonoidea (Terebrantia): Parasite; Parasitica (Terebrantia): Host, Parasite; Mesochorus minutus (Ichneumonidae): Host, Parasite; Mesochorus plumosus (Ichneumonidae): Host, Parasite. Chalcidoidea: Life cycle, Life history, Coleopteran hosts, Phyllotreta and Psylliodes, Parasite records, biology and prevalence, food plant, Psylliodes; Ichneumonoidea: Life cycle, Life history, Coleopteran hosts, Phyllotreta and Psylliodes, Parasite and hymenopteran hyperparasite records, biology and prevalence, food plant, Psylliodes, Parasite records; Mesochorus minutus, Mesochorus plumosus: Hymenopteran parasites, Ichneumonoidea, Parasite and hymenopteran hyperparasite records, biology and prevalence, coleopteran host, Coleopteran hosts, Phyllotreta, Hyperparasitsm, hymenopteran host, recorded and parasite biology; Parasitica: Life cycle, Life history, Hymenopteran parasites, Mesochorus, Coleopteran hosts, Phyllotreta and Psylliodes; Phyllotreta: Food plants, Brassica napus, Hymenopteran parasites, Ichneumonoidea and Chalcidoidea, Parasite and hymenopteran hyperparasite records, biology and prevalence, food plant, Hyperparasitism; Psylliodes: Food plants, Brassica napus, Hymenopteran parasites, Parasite records, biology and prevalence, food plant. ST Insecta, Coleoptera, Polyphaga, Chrysomeloidea, Chrysomelidae; Insecta, Hymenoptera, Apocrita, Terebrantia, Ichneumonoidea, Ichneumonidae. Arthropods; Beetles; Hymenopterans; Insects; Invertebrates. noneaafc0