Regier, J.C., Shultz, J.W., Kambic, R.E., and Nelson, D.R. 2004. Robust support for tardigrade clades and their ages from three protein-coding nuclear genes. Invertebrate Biology . 123: 93-100.

Regier, J.C., Shultz, J.W., and Kambic, R.E. 2004. Phylogeny of basal hexapod lineages and estimates of divergence times. Ann. Ent. Soc. Am. 97: 411-419.

Regier, J.C., Wilson, H.M., and Shultz, J.W. 2005. Phylogenetic analysis of Myriapoda using three nuclear protein-coding genes. Mol. Phylog. Evol. 34: 147-158.

Regier, J.C., and Shi, D. 2005. Increased yield of PCR product from degenerate primers with nondegenerate, nonhomologous 5' tails. BioTechniques 38: 34-38.

Regier, J.C., Shultz, J.W., and Kambic, R.E. 2005. Pancrustacean phylogeny: hexapods are terrestrial crustaceans and maxillopods are not monophyletic. Proc. R. Acad. Sci. L 272: 395-401.

Regier, J.C., Paukstadt, U., Paukstadt, L.H., Mitter, C., and Peigler, R.S. 2005. Phylogenetics of eggshell morphogenesis in Antheraea (Lepidoptera: Saturniidae): Unique origin and repeated reduction of the aeropyle crown. Syst. Biol. 54: 254-267.

Mitchell, A., Mitter, C., and Regier, J.C. 2005. Systematics and evolution of the cutworm moths (Lepidoptera: Noctuidae Noctuoidea): evidence from two protein-coding nuclear genes . Syst. Entomol. 31: 21-46.