It is Tunisia, the Djebel Chambi located in the region of Kasserine, the team of Paleontology Montpellier found a fossil specimen of "microchiroptère" very large old about 50 million years . The single tooth of the species Witwatia sigei however, revealed many important information about the evolutionary history of bats in North Africa . This geographical area is known for being the birthplace of a very ancient and endemic family known as the Philisidae (considered archaic vespertilionoïdes).
Ni Tunisia, Chambi Djebel iko katika mkoa wa Kasserine, timu ya paleontolojia Montpellier kupatikana mafuta specimen "microchiroptère" kubwa sana zamani kuhusu 50 miaka milioni . jino moja ya aina Witwatia sigei Hata hivyo, umebaini idadi ya taarifa muhimu kuhusu historia ya mabadiliko ya popo katika Afrika ya Kaskazini . Eneo fulani inajulikana kwa kuwa watani wa familia endemic na kale kwamba sisi kuwaita Philisidae (kuchukuliwa kizamani vespertilionoïdes).