2003

• Whitney, B.M., Pacheco, J.F., Fonseca, P.S.M., Webster, R.E., Kirwan, G.M. & Mazar Barnett, J. 2003. Reassignment of Chordeiles vielliardi Lencioni-Neto, 1994, to Nyctiprogne Bonaparte, 1857, with comment on the latter genus and some presumably related chordeilines (Caprimulgidae). Bulletin of the British Ornithologists’ Club 123:103-112. Full article (PDF)Reference page. 

2006

• Raposo, M.A.; Stopiglia, R.; Loskot, V.; Kirwan, G.M. 2006: The correct use of the name Scytalopus speluncae (Ménétriés, 1835), and the description of a new species of Brazilian tapaculo (Aves: Passeriformes: Rhinocryptidae). Zootaxa 1271: 37–56. Abstract & excerpt Reference page. 

2008

• Raposo, M.A. & Kirwan, G.M. 2008. The Brazilian species complex Scytalopus speluncae: how many times can a holotype be overlooked?. Revista Brasileira de Ornitologia 16(1): 78-81. Full article (PDF).Reference page. 

2012

• Raposo, M.A., Kirwan, G.M., Loskot, V. & Pinto de Assis, C. (2012). São João del Rei is the type locality of Scytalopus speluncae (Aves: Passeriformes: Rhinocryptidae)—a response to Maurício et al. (2010). Zootaxa 3439: 51–67. Preview Reference page. 

2014

• Kirwan, G.M., Steinheimer, F.D., Raposo, M.A. & Zimmer, K.J. 2014: Nomenclatural corrections, neotype designation and new subspecies description in the genus Suiriri (Aves: Passeriformes: Tyrannidae). Zootaxa 3784(3): 224–240. DOI: 10.11646/zootaxa.3784.3.2 Full article viewReference page. 

2015

• Flint, P., Whaley, D., Kirwan, G.M., Charalambides, M., Schweizer, M. & Wink, M. 2015. Reprising the taxonomy of Cyprus Scops Owl Otus (scops) cyprius, a neglected island endemic. Zootaxa 4040(3): 301–316. DOI: 10.11646/zootaxa.4040.3.3 . Preview (PDF) Reference page. 

• Kirwan, G.M., Schweizer, M., & Copete, J.L. 2015. Multiple lines of evidence confirm that Hume's owl Strix butleri (A. O. Hume, 1878) is two species, with description of an unnamed species (Aves: Non-Passeriformes: Strigidae). Zootaxa 3904 (1): 28–50. DOI: 10.11646/zootaxa.3904.1.2 Reference page. 

2016

• Kirwan, G.M. & Collar, N.J. 2016. The ‘foremost ornithological mystery of Costa Rica’: Amazilia alfaroana Underwood, 1896. Zootaxa 4189(2): 244–250. DOI: 10.11646/zootaxa.4189.2.2 . Reference page. 

• Kirwan, G.M., David, N., Gregory, S.M.S., Jobling, J.A., Steinheimer, F.D. & Brito, G.R.R. 2016. The mistaken manakin: a new genus-group name for Parus pipra Linnaeus, 1758 (Aves: Passeriformes: Pipridae). Zootaxa 4121(1): 89–94. DOI: 10.11646/zootaxa.4121.1.9 . Full article view Reference page. 

2017

• David, N., Gregory, S.M.S., Kirwan, G.M., Jobling, J.A., Steinheimer, F.D. & Brito, G.R.R. 2017. Addendum to Kirwan et al. (2016, Zootaxa 4121(1): 89–94). Zootaxa 4216(3): 299–300. DOI: 10.11646/zootaxa.4216.3.7 . Full article viewReference page.