score:6
Descriptions of the location of this group are confused. Not only was their population modest, the spelling varies, and there are few landmarks in the jungle. Probably it is the XcanhΓ‘ shown on the map in the article you cited.
Odile Hoffman locates the Ixcanha east of Chan Santa Cruz, but this map from Martha H. Villalobos GonzΓ‘lez shows their range west of it: