Tubusuptu gender unattested

Meaning

1. a town in Mauretania Caesariensis, Roman Empire
   intus colonia Augusta quae item Succhabar, item Tubusuptu, civitates Timici, Tigavae, flumina Sardaval, Aves, Nabar, gens Macurebi, flumen Usar, gens Nababes.77 CE – 79 CE, Plinius Maior, Naturalis Historia 5.21
   his ita cum laetitia possessorum dispositis, ad Tubusuptum progressus, oppidum Ferrato contiguum montiAfter these arrangements had thus been made to the joy of the land-owners, he marched to Tubusuptum, a town near Mount Ferratus380 CE – 392 CE, Ammianus Marcellinus, Res Gestae 29.5.11

Origins

Also in Ptolemy as Ancient Greek Τουβούσουπτος (Touboúsouptos), Τουβούσουππος (Touboúsouppos), Τουβούσιππος (Touboúsippos). Possibly the same city as Thubuscum. The root *thubu(r)- is shared with other Roman African toponyms, such as Thuburbo, Thubursicu, Thuburnica.