Mustafa, H.A. & Zalmout, I.S. (1999)
Elasmobranch fossils from the late Eocene of the Wadi Esh-Shallala Formation, Qa'Faydat ad Dahikiya, east Jordan [Abstract]. Journal of Vertebrate Paleontology, 19(Supplement to Number 3), 66A

Mustafa, H.A. & Zalmout, I.S. (2002)
Elasmobranchs from the late Eocene Wadi Esh-Shallala Formation of Qa'Faydat ad Dahikiya, east Jordan. Tertiary Research, 21(1–4), 77–94

Murray, A.M. & Argyriou, T. & Cook, T.D. (2014)
Palaeobiogeographic relationships and palaeoenvironmental implications of an earliest Oligocene Tethyan ichthyofauna from Egypt. Canadian Journal of Earth Sciences, 51(10), 909–918
DOI: 10.1139/cjes-2014-0097