This item can be found on the following maps:
Castellum at the limes Tripolitanus, east of the Chott el-Djerid, modern Sidi Mohammed ben Aïssa (near Bir Rhezen; it was occupied at the latest since Commodus (AD 180-192) (Inscr. latines d'Afrique 26), and, in AD 201, accommodated a vexillatio of the legio III Augusta (Inscr. latines d' Afrique 27). Epigraphical evidence: Inscr. latines d'Afrique 26-32; Inscr. latines de la Tunisie 56-59; It. Ant. 74,5; Not. Dign. occ. 31,5; 31,20.
Bibliography
P. Trousset, s.v. B., EB, 1487f.