"Wiedemann, 1830" . "Eristalis dimidiata Wiedemann, 1830" . . _:b76091647 "1540070" . "Eristalis dimidiata" . "1540070" . _:b76091647 . . _:b76091647 "GBIF id" . "Eristalis dimidiata" . . . _:b76091647 . _:b76091647 . . . . . "Eristalis dimidiata" . "781664" .