Alternate Names: Fa-C-Aka, Jebel Silak, Jebels Sillok, Sillok
Genealogy:
Demographics: 300 (Bender 1983).
Language Use: Also use Berta [wti], Sudanese Spoken Arabic [apd].
Writing System: Unwritten
Nation of Origin: Sudan
Other Comments: Heavily Arabicized and influenced by Berta ,. A remnant group (Bender 1983).