Submitted & In Review
(submitted). Brennan, I.G., Keogh, J.S.
Miocene biome turnover constrained body size evolution across multiple radiations of Australian vertebrates.
(in review). Oliver, P.M., Brennan, I.G., Lee, M.S.Y.
Arid biomes as species pumps boosting continental biodiversity.
Published & In Press
Phylogenetics of Water Skinks
(accepted). Pepper, M., Sumner, J., Brennan, I.G., Hodges, K., Lemmon, A.R., Lemmon, A.M.,
Peterson, G., Rabosky, D.L., Schwarzkopf, L., Scott, I.A.W., Shea, G., Keogh, J.S.
Speciation in the mountains and dispersal by rivers: Molecular phylogeny of the
Australian Eulamprus water skinks and the biogeography of Eastern Australia.
Journal of Biogeography.
Gecko Extinction
2017. Brennan, I.G., Oliver, P.M.
Mass turnover and recovery dynamics of a diverse Australian continental radiation.
Evolution 71 (5):1352-1365. Link or Download.
Covered in popular media at: IFL Science, the Daily Mail, Gizmodo (bonus points for "lizard-pocalypse"), International Business Times, and here at ANU (with video).

A New Gecko
in Vietnam
2016. Ziegler, T., Botov, A., Nguyen, T.T., Bauer, A.M., Brennan, I.G., Ngo, H.T., Nguyen, T.Q.
First molecular verification of Dixonius vietnamensis Das, 2004 (Squamata: Gekkonidae) with the description of a new species from Vinh Cuu Nature Reserve, Dong Nai Province, Vietnam.
Zootaxa 4136 (3):553-566. Link or Download.
2012. Brennan, I.G.
Natural History Notes. Osteophagy by Agassiz’s Desert Tortoise Gopherus agassizii.
Herpetological Review 43 (4):638–639. Download.
Theses
2014. Brennan, I.G.
Interspecific and intraspecific relationships and biogeography of flap-footed geckos Delma Gray 1831.
Unpublished M.Sc. Thesis, Villanova University, Villanova, Pennsylvania, USA, 143 pp. Download.