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Barker, B.S. and J.A. Rodríguez-Robles. 2017. Origins and genetic diversity of introduced populations of the Puerto Rican Red-Eyed Coquí, Eleutherodactylus antillensis, in Saint Croix (U.S. Virgin Islands) and Panamá. Copeia, 105(2):220-228. [abstract]

Barker, B.S., Andonian K, Swope S.M., Luster D, and K.M. Dlugosch. 2017. Population genomic analyses reveal a history of range expansion and trait evolution across the native and invaded range of yellow starthistle (Centaurea solstitialis). Molecular Ecology, 26(4):1131−1147. [abstract]

Dlugosch K.M., Cang A.F., Barker B.S., Andonian K, Swope S.M., and L.H. Rieseberg. 2015. Evolution of invasiveness through increased resource use in a vacant niche. Nature Plants, 1:15066. doi: 10.1038/nplants.2015.66. [abstract]

Barker, B.S., Rodríguez-Robles, J.A. and J.A. Cook. 2015. Climate as a driver of tropical insular diversity: comparative phylogeography of two ecologically distinctive frogs in Puerto Rico. Ecography, 38:769-781. doi: 10.1111/ecog.01327. [abstract]

Barker, B.S. and A. Ríos-Franceschi. 2014. Population declines of Mountain Coqui (Eleutherodactylus portoricensis) in the Cordillera Central of Puerto Rico. Herpetological Conservation and Biology, 9(3):578-589. [pdf]

Barker, B.S., Rodríguez-Robles, J.A., Aran, V.S, Montoya, A., Waide, R.B., and J.A. Cook. 2012. The role of sea-level fluctuations and topography in generating island diversity: phylogeography of the Puerto Rican Red-eyed Coquí, Eleutherodactylus antillensis. Molecular Ecology, 21(24):6033-6052. [abstract]

Barker, B.S., Waide, R.B., and J.A. Cook. 2011. Deep intra-island divergence of a montane forest endemic in the Caribbean: phylogeography of the Puerto Rican frog Eleutherodactylus portoricensis (Anura: Eleutherodactylidae). Journal of Biogeography, 38(12):2311-2325. [abstract]

Barker, B.S. and Y.E. Sawyer. 2011. Aspidoscelis tessalatus (Common Checkered Whiptail) and Salvadora hexalepis deserticola (Big Bend Patch-nosed Snake). Ecology; Predation. Herpetological Review 42(2):304.

Barker, B.S., Phillips, P.C., and S.J. Arnold. 2010. A test of the conjecture that G-matrices are more stable than B-matrices. Evolution 64(9):2601-2613. [abstract]

Barker, B.S., Henderson, R.W., and R. Powell. 2009. Geographic distribution. Epicrates monensis granti. Herpetological Review 40:455-456.

Barker, B.S., Arnold, S.J., Pfrender,M.E., and P.C. Phillips.  2003.  Comparison of inheritance matrices in three populations of the garter snake (Thamnophis elegans). Northwestern Naturalist 84: 94-95.

Available Preprints

Barker B.S., Cocio J.E., Anderson S.R., Braasch J, Cang F.A., Gillette H.D., and K.M. Dlugosch. The prevalence and benefits of admixture during species invasions: a role for epistasis? bioRxiv 139709; doi: https://doi.org/10.1101/139709