Submitted & In Review

Gallagher, R., … (14 coauthors), Brennan, I.G., … (39 more coauthors). (submitted).
The Open Traits Network: Using Open Science principles to
accelerate trait-based science across the Tree of Life.

Novikova, P.Y., Brennan, I.G., Booker, W., Mahony, M., Doughty, P., Lemmon, A.R.,
Lemmon, E.M., Yant, L., Van de Peer, Y., Keogh, J.S., Donnellan, S.C. (submitted).
Whole genome duplication potentiates inter-specific hybridisation
and niche shifts in Australian burrowing frogs

Esquerré, D., Donnellan, S., Brennan, I.G., Lemmon, A., Lemmon,
E.M., Zaher, H., Grazziotin, F., Keogh, J.S. (submitted).
Phylogenomics, biogeography and morphometrics reveal rapid
phenotypic evolution in pythons after crossing Wallace’s line

Brennan, I.G. (submitted).
Incorporating fossil uncertainty is essential to macroevolutionary inferences:
Total evidence dating of Australian macropods.

Brennan, I.G. (submitted).
Macroevolution across a changing Australian landscape. PhD Thesis.

Published & In Press


Andean Uplift
+ the Liolaemidae

(2018). Esquerré, D., Brennan, I.G., Catullo, R.A., Torres-Pérez, F., Keogh, J.S.

How mountains shape biodiversity: the role of the Andes in biogeography, diversification and reproductive biology in South America’s most species rich lizard radiation (Squamata: Liolaemidae).

Evolution. evo.13657. Link or Download.

Fig.2 - All.Radiations.Model.Comparison.LF.jpg

Tempo + Mode of Size Evolution

(2018). Brennan, I.G., Keogh, J.S.

Miocene biome turnover constrained body size evolution across multiple radiations of Australian vertebrates.

Proceedings of the Royal Society B: Biological Sciences 285: 20181474. Link or Download.

Eulamprus Phylo

Phylogenetics of Water Skinks

(2018). 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 2018;45:2040-2052. Link or Download.

Gecko Extinction

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).

Barcoding Cyrtodactylus

Barcoding Cyrtodactylus

2017. Brennan, I.G., Bauer, A.M., Van Tri, N., Wang, Yy., Wang, Wz., Zhang, YP., Murphy, R.W.

Barcoding utility in a mega-diverse, cross-continental genus: keeping pace with Cyrtodactylus geckos.

Scientific Reports 7:5592.
Link (open access) or Download.

Gecko Weiners

Pygo 'penes

2017. Brennan, I.G., Bauer, A.M.

Notes on hemipenial morphology and its implications in the Pygopodidae (Boulenger, 1884).

Bonn zoological Bulletin 66 (1): 15-28. Link or Download.

Screen Shot 2018-04-24 at 11.35.40 AM.png

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.

Delma Phylo

Legless Geckos

2016. Brennan, I.G., Bauer, A.M., Jackman, T.R.

Mitochondrial introgression via ancient hybridization, and systematics of the Australian endemic pygopodid gecko genus Delma.

Molecular Phylogenetics and Evolution 94 (2016): 577-590. Link or Download.


A New Island Microendemic

2015. Botov, A., Trung, P.M., Truong, Q.N., Brennan, I.G., Bauer, A.M., Ziegler, T.

A new species of Dixonius (Squamata: Gekkonidae) from Phu Quy Island, Vietnam.

Zootaxa 4040 (1):048-058. Link or Download.

Covered in popular media at: Monga Bay.


Southern Delmas

2015. Maryan, B., Brennan, I.G., Adams, M., Aplin, K.P.

Molecular and morphological assessment of Delma australis (Squamata: Pygopodidae) with description of a new species from the biodiversity 'hotspot' of southwestern Western Australia.

Zootaxa 3946 (3): 301-330. Link or Download.


A Tsingy Gecko

2015. Jono, T., Bauer, A.M., Brennan, I.G., Mori, A.

A new species of Blaesodactylus (Squamata: Gekkonidae) from Tsingy karstic outcrops in Ankarana National Park, northern Madagascar.

Zootaxa 3980 (3): 406-416. 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.


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.