What is "ilirney"

Ilirney (; Chukchi: , lit. mountain island) is a rural locality (a selo) in Bilibinsky District of Chukotka Autonomous Okrug, Russia, located southeast of Bilibino, on the banks of the Maly Anyuy River. The population of the village as of 2012 is 281, of which 247 are native Chukchi, a slight reduction on the most recent census data: Municipally, Ilirney is subordinated to Bilibinsky Municipal District and is incorporated as Ilirney Rural Settlement.