^Michael W. Caldwell. A new species of Pontosaurus (Squamata, Pythonomorpha) from the Upper Cretaceous of Lebanon and a phylogenetic analysis of Pythonomorpha. Memorie della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano. 2006, 34: 1–42.
^Campbell Mekarski, Michelle; Pierce, Stephanie E.; Caldwell, Michael W. Spatiotemporal Distributions of Non-ophidian Ophidiomorphs, With Implications for Their Origin, Radiation, and Extinction. Frontiers in Earth Science. 2019-09-24, 7: 245. Bibcode:2019FrEaS...7..245M. ISSN 2296-6463. doi:10.3389/feart.2019.00245.