E-mail:
kergoat@supagro.inra.fr
Téléphone:
+33(0) 499 623 371
CR1
INRA - SPE
Gaël on the web 

-Evolution of interactions between phytophagous insects and their host-plants.
-Diversification patterns in insects’ communities in relation with biogeography and climate changes.
-Barcoding analyses, Cryptic species studies, Historical Biogeography, Evolution of ecological traits,    Molecular Phylogenetics, Population Genetics
-Systematics and Evolution of noctuid moths (Lepidoptera: Noctuidae) and bruchine beetles (Coleoptera:     Chrysomelidae).

Papers on Bruchidae

P18. Kergoat, G.J., Le Ru, B.P., Genson, G., Cruaud, C., Couloux, A. & Delobel, A. 2011. Phylogenetics, species boundaries and timing of resource tracking in a highly specialized group of seed beetles (Coleoptera: Chrysomelidae: Bruchinae). Molecular Phylogenetics and Evolution. 59: 746-760. IF2009=3.556

Kergoat, G.J. 2010. Evolution de la spécificité des relations entre les bruches et leurs plantes-hôtes en relation avec leur capacité à devenir des ravageurs des denrées stockées. In: La protection des graines de légumineuses dans le cadre d'une agriculture durable en Afrique. xxx pp. (accepted). - in French -

Kergoat, G.J., Delobel, A., Le Rü, B. & Silvain, J.-F. 2008. Seed-beetles in the age of the molecule: recent advances on systematics and host-plant association patterns. Researches on Chrysomelidae. 1: 52-79.
 
Kergoat, G.J. & Alvarez, N. 2008. Assessing the phylogenetic usefulness of a previously neglected morphological structure through elliptic Fourier analyses: a case study in Bruchus seed-beetles (Coleoptera: Chrysomelidae: Bruchinae: Bruchini). Systematic Entomology. 33: 289-300.   
 
Kergoat, G.J., Delobel, P. & Delobel, A. 2007. Phylogenetic relationships of a new species of seed-beetle infesting Cercis siliquastrum L. in China and in Europe (Coleoptera: Chrysomelidae: Bruchinae: Bruchini). Annales de la Société Entomologique de France (NS). 43: 265-271.
 
Kergoat, G.J., Silvain, J.-F., Delobel, A., Tuda, M. & Anton, K.-W. 2007. Defining the limits of taxonomic conservatism in host-plant use for phytophagous insects: molecular systematics and evolution of host-plant associations in the seed-beetle genus Bruchus Linnaeus (Coleoptera: Chrysomelidae: Bruchinae). Molecular Phylogenetics and Evolution. 43: 251-269.

Kergoat, G.J., Silvain, J.-F., Buranapanichpan, S. & Tuda, M. 2007. When insects help to resolve plant phylogeny: evidence for a paraphyletic genus Acacia from the systematics and host-plant range of their seed-predators. Zoologica Scripta. 36: 143-152.
 
Kergoat, G.J., Alvarez, N., Hossaert-McKey, M.,Faure, N. & Silvain, J.-F. 2005. Evidence for a parallel evolution in the two largest New and Old World seed-beetle genera (Coleoptera: Bruchidae). Molecular Ecology.14: 4003-4021.  
 
Kergoat, G.J., Delobel, A., Fédière, G., Le Rü, B. & Silvain, J.-F. 2005. Both host-plant phylogeny and chemistry have shaped the African seed-beetle radiation. Molecular Phylogenetics and Evolution.35: 602-611.

Kergoat, G.J., Delobel, A. & Silvain, J.-F. 2004. Phylogeny and host-specificity of European seed beetles (Coleoptera, Bruchidae), new insights from molecular and ecological data. Molecular Phylogenetics and Evolution. 32: 855-865.  
 
Delobel, A., Anton, K.-W. & Kergoat, G.J. 2004. New data on European Astragalus-feeding Bruchidius, with the description of a new species from Southern Italy (Coleoptera: Bruchidae: Bruchinae). Genus.15: 173-185.

Kergoat, G.J. & Silvain, J.-F. 2004. Le genre Bruchidius (Coleoptera: Bruchidae) est-il monophylétique? Apports des méthodes de parcimonie, maximum de vraisemblance et inférence bayésienne. Biosystema. 22: 113-125. - in French -

Kergoat, G.J. 2004. Le genre Bruchidius (Coleoptera, Bruchidae) : un modèle pour l’étude des relations évolutives entre les insectes et les plantes. PhD diss. Université Paris VI. 192 pp. - in French -