Bryson, Robert W. (2011). "Evolutionary drivers of phylogeographical diversity in the highlands of Mexico: a case study of the Crotalus triseriatus species group of montane rattlesnakes". Journal of Biogeography. 38 (4): 697–710. doi:10.1111/j.1365-2699.2010.02431.x. S2CID83843594.
Bryson, Robert W. Jr.; Linkem, Charles W.; Dorcas, Michael E.; Lathrop, Amy; Jones, Jason M.; Alvarado-Diaz, Javier; Grusnwald, Christoph I.; Murphy, Robert W. (2014). "Multilocus species delimitation in the Crotalus triseriatus species group (Serpentes: Viperidae: Crotalinae), with the description of two new species". Zootaxa. 3826 (3): 475–496. doi:10.11646/zootaxa.3826.3.3. PMID24990060.
Bryson, Robert W. Jr.; Linkem, Charles W.; Dorcas, Michael E.; Lathrop, Amy; Jones, Jason M.; Alvarado-Diaz, Javier; Grusnwald, Christoph I.; Murphy, Robert W. (2014). "Multilocus species delimitation in the Crotalus triseriatus species group (Serpentes: Viperidae: Crotalinae), with the description of two new species". Zootaxa. 3826 (3): 475–496. doi:10.11646/zootaxa.3826.3.3. PMID24990060.
Bryson, Robert W. (2011). "Evolutionary drivers of phylogeographical diversity in the highlands of Mexico: a case study of the Crotalus triseriatus species group of montane rattlesnakes". Journal of Biogeography. 38 (4): 697–710. doi:10.1111/j.1365-2699.2010.02431.x. S2CID83843594.