2005
A cryptic taxon of Galpagos tortoise in conservation peril
Russello M, Glaberman S, Gibbs J, Marquez C, Powell J, Caccone A. A cryptic taxon of Galpagos tortoise in conservation peril. Biology Letters 2005, 1: 287-290. PMID: 17148189, PMCID: PMC1617146, DOI: 10.1098/rsbl.2005.0317.Peer-Reviewed Original ResearchConceptsBiological diversityFormal taxonomic designationGenetic divergenceGalápagos tortoisesAccurate taxonomyDistinct lineagesTaxonomic investigationGenetic divisionTaxonomic designationsSingle taxonGiant tortoisesBad taxonomyEvolutionary heritageNew taxonTaxaAccessible islandsTortoisesHuman intellectual historyDiversityConservationSanta CruzTaxonomyLineagesGalápagosOrganisms
1999
Origin and evolutionary relationships of giant Galápagos tortoises
Caccone A, Gibbs J, Ketmaier V, Suatoni E, Powell J. Origin and evolutionary relationships of giant Galápagos tortoises. Proceedings Of The National Academy Of Sciences Of The United States Of America 1999, 96: 13223-13228. PMID: 10557302, PMCID: PMC23929, DOI: 10.1073/pnas.96.23.13223.Peer-Reviewed Original ResearchGiant Galápagos tortoisesLonesome GeorgeGalápagos tortoisesDistinct genetic unitsMitochondrial DNA sequencesMainland South AmericaSouth AmericaEvolutionary relationshipsPhylogenetic reconstructionSeparate colonizationsSouthern subspeciesPinta IslandChaco tortoisesDNA sequencesGalápagos IslandsClosest livingG. chilensisGenetic unitsSubspeciesCharles DarwinTortoisesLarge islandsSan CristobalChilensisLast survivor