What was indigenous North African that populated Gilva, the city that prospered during the Roman and Vandal empires?
Gilva, Numidia: Gilva was a Roman–Berber city in the province of Mauretania Caesariensis. Gilva, Numidia:  It flourished during the Roman and Vandal empires. Berbers: Berbers (Berber: "Mazices" / "Imaziɣen" / "Imazighen" singular: ⴰⵎⴰⵣⵉⵖ "Amaziɣ" / "Amazigh") are an ethnolinguistic group indigenous to North Africa. Berbers:  They are distributed in an area stretching from the Atlantic Ocean to the Siwa Oasis in Egypt, and from the Mediterranean Sea to the Niger River.
Berbers