What is "khaptagay"

Khaptagay (; , lit. flat) is a rural locality (a selo), the only inhabited locality, and the administrative center of Khaptagaysky Rural Okrug of Megino-Kangalassky District in the Sakha Republic, Russia, located from Mayya, the administrative center of the district, at the confluence of the Myla and Lena Rivers, on the Amur–Yakutsk Mainline. Its population as of the 2010 Census was 1,004; down from 1,014 recorded in the 2002 Census.