Kinship
The Halbi kinship system is similar to the Iroquois kinship system.
In 1976 I wrote a paper for one of my graduate classes entitled "The Effect of Kinship Relations on Environmental Comfort Zones Among the Halbi Speaking Raj Mureas". The link below provides access to that paper.
pdf Kinship Relations on Environmental Comfort Zones (613 KB)
Later I'll have available a brief paper on "Kinship Relations of the Halbi Speaking Raj Mureas" which will present something of the kinship system among the Raj Mureas of Bhatpal village in Bastar District.
Language assistant, Durga Ram Kasyap, prepared a descriptive list of kinship terms used by the Raj Mureas of Bhatpal village: