Known information about the life of E. belemia hesperidum Rothschild, 1913 and E. belemia grancanariensis Acosta, 2008 is expanded. The preimaginal stages are compared and several pictures of their caterpillars and pupae are provided. The first Hymenoptera parasitoids recorded for Euchloe belemia grancanariensis Acosta. 2008 are detailed: Cotesia glomerata (Linnaeus, 1758) and Microplitis sp. (Braconidae: Microgastrinae). Finally, Euchloe belemia grancanariensis Acosta, 2008 = Euchloe constantini Back, 2008 syn. n., is proposed. BR Systematics. Nomenclature. Synonymy. Life cycle and development. Parasites diseases and disorders. Parasites. Insect parasites. Hosts. Insect hosts. Land zones. Oceanic islands. Atlantic Ocean islands. Hymenoptera (Insecta): Parasite; Cotesia glomerata (Braconidae): Parasite; Microplitis (Braconidae): Parasite; Euchloe belemia grancanariensis Acosta 2008 (Pieridae): Syn nov, Euchloe constantini Back 2008, p. 123, Host; Euchloe belemia hesperidum (Pieridae). Cotesia glomerata, Hymenoptera, Microplitis: Lepidopteran hosts, Euchloe belemia grancanariensis, New record, Canary Islands; Euchloe belemia grancanariensis: Life cycle, Life history, Systematics, Hymenopteran parasites, New record, Cotesia glomerata, Microplitis, Canary Islands, biology, distribution; Euchloe belemia hesperidum: Life cycle, Life history, Systematics, Canary Islands, biology, distribution. ST Animalia, Arthropoda, Insecta, Hymenoptera, Apocrita, Terebrantia, Ichneumonoidea, Braconidae; Animalia, Arthropoda, Insecta, Lepidoptera, Glossata, Heteroneura, Papilionoidea, Pieridae. Arthropods; Hymenopterans; Insects; Invertebrates; Lepidopterans. none