2015
Description of a New Galapagos Giant Tortoise Species (Chelonoidis; Testudines: Testudinidae) from Cerro Fatal on Santa Cruz Island
Poulakakis N, Edwards D, Chiari Y, Garrick R, Russello M, Benavides E, Watkins-Colwell G, Glaberman S, Tapia W, Gibbs J, Cayot L, Caccone A. Description of a New Galapagos Giant Tortoise Species (Chelonoidis; Testudines: Testudinidae) from Cerro Fatal on Santa Cruz Island. PLOS ONE 2015, 10: e0138779. PMID: 26488886, PMCID: PMC4619298, DOI: 10.1371/journal.pone.0138779.Peer-Reviewed Original ResearchConceptsMultiple independent evolutionary lineagesGiant tortoise speciesIndependent evolutionary lineagesCompelling genetic evidenceGalapagos tortoisesRank of speciesSanta Cruz IslandGenetic distinctivenessAnalysis of DNAEvolutionary lineagesEvolutionary relationshipsNatural populationsDNA charactersDistinct lineagesIsland of originTaxonomic revisionMorphological charactersMuseum specimensNew speciesGenetic evidenceTortoise speciesLineagesSpeciesTortoisesType specimen
2011
Lineage Identification and Genealogical Relationships Among Captive Galápagos Tortoises
Benavides E, Russello M, Boyer D, Wiese R, Kajdacsi B, Marquez L, Garrick R, Caccone A. Lineage Identification and Genealogical Relationships Among Captive Galápagos Tortoises. Zoo Biology 2011, 31: 107-120. PMID: 21674601, DOI: 10.1002/zoo.20397.Peer-Reviewed Original ResearchConceptsGenealogical relationshipsGalápagos tortoisesEx situ conservation programsMicrosatellite genotypic dataSan Diego ZooGalápagos giant tortoisesWild-born individualsSitu conservation programsLevels of relatednessDetailed management recommendationsSanta Cruz IslandEvolutionary lineagesAssignment testsGenetic toolsSpecies designationRelated foundersGiant tortoisesGenotypic dataUnknown ancestryHaplotypic dataPedigree relationshipsDifferent speciesLineage identificationIsabela IslandConservation programs
2002
PHYLOGEOGRAPHY AND HISTORY OF GIANT GALAPAGOS TORTOISES
Caccone A, Gentile G, Gibbs JP, Fritts T, Snell HL, Betts J, Powell JR. PHYLOGEOGRAPHY AND HISTORY OF GIANT GALAPAGOS TORTOISES. Evolution 2002, 56: 2052-2066. PMID: 12449492, DOI: 10.1111/j.0014-3820.2002.tb00131.x.Peer-Reviewed Original ResearchConceptsMultiple colonizationsMaternal lineagesMitochondrial DNA sequence dataClear genetic differentiationDNA sequence dataSanta Cruz IslandBiological treasureComplex phylogeographyGenetic differentiationExtant islandsPinzón IslandMolecular clockDeep nodesExtant taxaSequence dataVolcan WolfYounger islandsInsular environmentsHuman transportPhylogeographyTortoise populationsTaxaIsabela IslandDistinct populationsLineagesPHYLOGEOGRAPHY AND HISTORY OF GIANT GALPAGOS TORTOISES
Caccone A, Gentile G, Gibbs J, Fritts T, Snell H, Betts J, Powell J. PHYLOGEOGRAPHY AND HISTORY OF GIANT GALPAGOS TORTOISES. Evolution 2002, 56: 2052-2066. DOI: 10.1554/0014-3820(2002)056[2052:pahogg]2.0.co;2.Peer-Reviewed Original ResearchMultiple colonizationsMaternal lineagesMitochondrial DNA sequence dataClear genetic differentiationDNA sequence dataSanta Cruz IslandBiological treasureComplex phylogeographyGenetic differentiationExtant islandsMolecular clockDeep nodesExtant taxaSequence dataVolcan WolfYounger islandsInsular environmentsHuman transportPhylogeographyTortoise populationsTaxaLineagesIsabela IslandDistinct populationsTortoises