Ethnonym of the Ingush, mentioned in Russian sources of 16-17th centuries
Kalkans, Kolkans, Kalki, Kolki, Kalkan people — ethnonym of the Ingush used in Russian sources of the 16th-17th centuries. The ethnonym corresponds to the self-name of the Ingush - Ghalghaï.[1][2]
Kalkans are first mentioned in the second half of the 16th century in numerous reports of attacks done on Russian ambassador armies in Darial Gorge by Kalkans.[3][4][2] The earliest mention of Kalkans can be found in 1590 article list of knyaz of Zvenigorod and diak of Torkh, when the Kolkans attacked Russian ambassador army.[5][3][1]
Белокуров, М. А. (1889). Сношения России с Кавказом. 1578-1613 гг.[Relations between Russia and the Caucasus. 1578-1613] (in Russian) (1sted.). Москва: Университетская типография, Страстной бульвар. pp.1–715.