Faizulin Alexander I. RussiaTogliattiInstitute of Ecology of the Volga River Basin, Russian Academy of Sciences, 10 Komzin Str., Togliatti 445003, Russiaalexandr-faizulin@yandex.ru Author's articles DISTRIBUTION AND CONTACT ZONE OF TWO FORMS OF THE GREEN TOAD FROM THE BUFOTES VIRIDIS COMPLEX (ANURA, AMPHIBIA), DIFFERING IN GENOME SIZE, IN THE VOLGA REGION Materials for the helminthofauna of the green toad Bufotes viridis (Anura, Amphibian) in the Republic of Dagestan