Lasioglossum fratellum (Pérez, 1903)
Published data.
No records in Azerbaijan.
Material examined.
22 ♂.
Distribution.
Caucasus: * Azerbaijan, Russia. – Europe, Turkey, Russia (east to Eastern Siberia) [nominative subspecies]; Russia (Kamchatka Terr., Yakutia, Primorskii Terr.), North Korea [ ssp. betulae Ebmer, 1978].
Remarks.
Widespread in the Palaearctic region, this species is known only from the Caucasus Mountains, where the southern limit of the species’ distribution is probably located.