Alternate Names: Ishiro, Jeywo, Yshyro
Dialects: Chamacoco Bravo, Tomaraho.
Genealogy:
Demographics: 1,600 (Fabre 2007). Ethnic population: 1,800.
Language Use: Vigorous. All ages. Low proficiency in Guaraní [gug].
Language Development: Literacy rate in L1: 50%. Literacy rate in L2: 50%. Taught in primary schools. Poetry. Dictionary. NT: 2001.
Writing System: Latin
Nation of Origin: Paraguay
Other Comments: Christian (Roman Catholic), Christian (Protestant), traditional religion.