Hillis DM. Constraints in naming parts of the Tree of Life. Molecular Phylogenetics and Evolution. 2007;42:331-8. Abstract
Hillis DM, Wilcox TP. Phylogeny of the New World true frogs (Rana). Molecular Phylogenetics and Evolution. 2005;34:299-314. Abstract
Cannatella DC, Hillis DM. Amphibians: Leading a life of slime. In: Cracraft J, Donoghue MJ, editors. Chapter 25. Assembling the Tree of Life. New York, New York: Columbia University Press; 2004. p. 430-50.
Wiens JJ, Chippindale PT, Hillis DM. When are phylogenetic analyses misled by convergence? A case study in Texas cave salamanders. Systematic Biology. 2003;52:501-14. Abstract
Frost D, Hillis DM. Species in concept and practice: herpetological applications. Herpetologica. 1990;35:86-104.