Wagner, J.R.; Lehman, T.M. (2009). "An enigmatic new lambeosaurine hadrosaur (Reptilia: Dinosauria) from the Upper Shale member of the Campanian Aguja Formation of Trans-Pecos Texas". Journal of Vertebrate Paleontology. 29 (2): 605–611. Bibcode:2009JVPal..29..605W. doi:10.1671/039.029.0208.
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Wagner, J.R.; Lehman, T.M. (2009). "An enigmatic new lambeosaurine hadrosaur (Reptilia: Dinosauria) from the Upper Shale member of the Campanian Aguja Formation of Trans-Pecos Texas". Journal of Vertebrate Paleontology. 29 (2): 605–611. Bibcode:2009JVPal..29..605W. doi:10.1671/039.029.0208.