2018
Cryptic east-west divergence and molecular diagnostics for two species of silver flies (Diptera: Chamaemyiidae: Leucopis) from North America being evaluated for biological control of hemlock woolly adelgid
Havill N, Gaimari S, Caccone A. Cryptic east-west divergence and molecular diagnostics for two species of silver flies (Diptera: Chamaemyiidae: Leucopis) from North America being evaluated for biological control of hemlock woolly adelgid. Biological Control 2018, 121: 23-29. DOI: 10.1016/j.biocontrol.2018.02.004.Peer-Reviewed Original ResearchEastern North AmericaNorth AmericaPacific NorthwestBiological controlHemlock Woolly AdelgidEast-west divergenceMitochondrial COI geneBiological control agentsEastern United StatesDNA sequence dataLeucopis argenticollisPrey associationsWoolly AdelgidAdelgid speciesAdelgidWestern lineageGenetic diversityNuclear genesCOI geneHemlockDistinct lineagesControl agentsBeneficial genotypesSequence dataWestern hemlock
2011
DNA barcodes and molecular diagnostics to distinguish an introduced and native Laricobius (Coleoptera: Derodontidae) species in eastern North America
Davis G, Havill N, Adelman Z, Caccone A, Kok L, Salom S. DNA barcodes and molecular diagnostics to distinguish an introduced and native Laricobius (Coleoptera: Derodontidae) species in eastern North America. Biological Control 2011, 58: 53-59. DOI: 10.1016/j.biocontrol.2011.03.016.Peer-Reviewed Original ResearchBiological control agentsDNA barcodesL. nigrinusControl agentsDistinctive morphological charactersSpecies-specific assaysHemlock Woolly AdelgidPowerful identification toolEastern North AmericaMorphological charactersRestriction length polymorphismDNA sequencesLaricobius rubidusNucleotide differencesLaricobius speciesMolecular diagnosticsReal-time PCRWoolly AdelgidCoastal populationsLaricobius nigrinusNigrinusAvailable lab equipmentLength polymorphismSpeciesEastern United States
2006
Mitochondrial DNA from Hemlock Woolly Adelgid (Hemiptera: Adelgidae) Suggests Cryptic Speciation and Pinpoints the Source of the Introduction to Eastern North America
Havill N, Montgomery M, Yu G, Shiyake S, Caccone A. Mitochondrial DNA from Hemlock Woolly Adelgid (Hemiptera: Adelgidae) Suggests Cryptic Speciation and Pinpoints the Source of the Introduction to Eastern North America. Annals Of The Entomological Society Of America 2006, 99: 195-203. DOI: 10.1603/0013-8746(2006)099[0195:mdfhwa]2.0.co;2.Peer-Reviewed Original ResearchEastern North AmericaWestern North AmericaMitochondrial DNANatural rangeA. tsugaeNorth AmericaCryptic speciationMitochondrial lineagesHemlock Woolly AdelgidTsuga speciesPhylogenetic analysisSingle haplotypeT. sieboldiiIntroduced pestMultiple haplotypesAdelges tsugae AnnandAdelgidWoolly AdelgidGeographic originMolecular methodsSouthern JapanLineagesHigher elevationsSevere mortalityT. diversifolia