<documentid="E51142F28A3671A74BDAA409D3CF4A1C"ID-CLB-Dataset="37165"ID-DOI="10.5281/zenodo.273344"ID-GBIF-Dataset="d10b9f81-9b43-4efb-a0ea-b57b6229ef1f"ID-ISSN="11755326"ID-Zenodo-Dep="273344"IM.materialsCitations_approvedBy="felipe"IM.metadata_approvedBy="felipe"IM.tables_requiresApprovalFor="existingObjects,plazi"IM.taxonomicNames_approvedBy="valdenar"checkinTime="1460099872567"checkinUser="plazi"docAuthor="Victor, Eastop, F. & Blackman, Roger L."docDate="2005"docId="6946AD0A913F075AFEA0FB0CFB320345"docLanguage="en"docName="zt01089p036.pdf"docOrigin="Zootaxa 1089"docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article"docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF"docStyleName="Zootaxa.2001-2006.journal_article"docStyleVersion="3"docTitle="Myzus persicae subsp. nicotianae Blackman 2005, new status"docType="treatment"docVersion="8"lastPageNumber="29"masterDocId="957FD57291230747FFA8FFA7FFC70007"masterDocTitle="Some new synonyms in Aphididae (Hemiptera: Sternorrhyncha)"masterLastPageNumber="36"masterPageNumber="1"pageNumber="29"updateTime="1728926609006"updateUser="valdenar">
) and in different years showed consistent differences in morphology and biology associated with this host (
<bibRefCitationid="857E61ED913F075BFB1AFA8AFE800575"author="Blackman"pageId="28"pageNumber="29"refString="Blackman, R. L. (1987) Morphological discrimination of a tobacco-feeding form from Myzus persicae (Sulzer) (Hemiptera: Aphididae), and a key to New World Myzus (Nectarosiphon) species. Bulletin of Entomological Research, 77, 713 - 730."type="journal article"year="1987">Blackman 1987</bibRefCitation>
). Most of the samples analysed were from regions where populations are permanently parthenogenetic, but
<bibRefCitationid="857E61ED913F075BFDF1FA24FC7B059A"box="[601,956,1411,1437]"pageId="28"pageNumber="29"refString="Margaritopoulos, J. M., Tsitsipis, J. A., Zintzaras, E. & Blackman, R. L. (2000) Host-correlated morphological variation of Myzus persicae (Hemiptera: Aphididae) populations in Greece. Bulletin of Entomological Research, 90, 233 - 244."type="journal article">
could also be discriminated morphometrically from those collected on other crops, and from peach away from tobaccogrowing regions. It has been suggested (
<bibRefCitationid="857E61ED913F075BFE63F9A3FD170619"author="Clements"box="[459,720,1540,1566]"pageId="28"pageNumber="29"refString="Clements, K. M, Wiegmann, B. M, Sorenson, C. E, Smith, C. F, Neese, P. A. & Roe, R. M. (2000 a). Genetic variation in the Myzus persicae complex (Homoptera: Aphididae): evidence for a single species. Annals of the Entomological Society of America, 93, 31 - 46."type="journal article"year="2000"yearSuffix="a">
) that these morphological differences could be due to phenotypic plasticity associated with feeding on a particular host plant. However, it is clear that the differences are geneticallybased, as all the samples analyzed by Margaritopoulos
. were clones reared under controlled conditions on the same host plant; the clones originating from peach in tobaccogrowing regions and conforming to the morphology of
<bibRefCitationid="857E61ED913F075BFD57F8A0FB990726"author="Margaritopoulos"box="[767,1118,1799,1825]"pageId="28"pageNumber="29"refString="Margaritopoulos, J. T., Tsourapas, C., Tzortzi, M., Kanavaki, O. M. and Tsitsipis, J. A. (2005) Host selection by winged colonisers within the Myzus persicae group: a contribution towards understanding host specialization. Ecological Entomology, 30, 406418."type="journal article"year="2005">
<bibRefCitationid="857E61ED913F075BFBC5F8A0FE80074B"author="Troncoso"pageId="28"pageNumber="29"refString="Troncoso, A. J., Vargas, R. R., Tapia, D. H., Olivares-Donoso, R. & Niemeyer, H. M. (2005) Host selection by the generalist aphid Myzus persicae (Hemiptera: Aphididae) and its subspecies specialized on tobacco, after being reared on the same host. Bulletin of Entomological Research, 95, 23 - 28"type="journal article"year="2005">
cannot be complete, as amplified esterase genes conferring resistance to insecticides are identical in the two forms (
<bibRefCitationid="857E61ED913E075AFEB8FEE9FE26016F"author="Field"box="[272,481,334,360]"pageId="29"pageNumber="30"refString="Field, L. M, Javed, N, Stribley, M. F. & Devonshire, A. L. (1994) The peach-potato aphid Myzus persicae and the tobacco aphid Myzus nicotianae have the same esterase-based mechanisms of insecticide resistance. Insect Molecular Biology, 3, 143 - 148."type="journal article"year="1994">
, may explain the failure to find consistent diagnostic genetic markers (
<bibRefCitationid="857E61ED913E075AFDAFFE03FCA501B9"author="Margaritopoulos"box="[519,866,420,446]"pageId="29"pageNumber="30"refString="Margaritopoulos, J. T., Mamuris, Z., & Tsitsipis, J. A. (1998) Attempted discrimination of Myzus persicae and Myzus nicotianae (Homoptera: Aphididae) by random amplified polymorphic DNA polymerase chain reaction technique. Annals of the Entomological Society of America, 91, 602 - 607."type="journal article"year="1998">
<bibRefCitationid="857E61ED913E075AFCDCFE03FB9A01B9"author="Fenton"box="[884,1117,420,446]"pageId="29"pageNumber="30"refString="Fenton, B, Malloch, G. & Germa, F. (1998). A study of variation in rDNA ITS regions shows that two haplotypes coexist within a single genome. Genome, 41, 337 - 345."type="journal article"year="1998">
<bibRefCitationid="857E61ED913E075AFBC7FE03FE9201EE"author="Clements"pageId="29"pageNumber="30"refString="Clements, K. M, Wiegmann, B. M, Sorenson, C. E, Smith, C. F, Neese, P. A. & Roe, R. M. (2000 a). Genetic variation in the Myzus persicae complex (Homoptera: Aphididae): evidence for a single species. Annals of the Entomological Society of America, 93, 31 - 46."type="journal article"year="2000"yearSuffix="a">
<bibRefCitationid="857E61ED913E075AFEF2FE68FEAE01EE"author="Clements"box="[346,361,463,489]"pageId="29"pageNumber="30"refString="Clements, K. M, Sorenson, C. E, Wiegmann, B. M, Neese, P. A. & Roe, R. M. (2000 b) Genetic, biochemical and behavioral uniformity among populations of Myzus nicotianae and Myzus persicae. Entomologia Experimentalis et Applicata, 95, 269 - 281."type="journal article"year="2000"yearSuffix="b">b</bibRefCitation>
), or the divergence of gene sequence that one might normally expect to find between separate taxa (
<bibRefCitationid="857E61ED913E075AFD8CFE5DFCF10213"author="Clements"box="[548,822,506,532]"pageId="29"pageNumber="30"refString="Clements, K. M, Wiegmann, B. M, Sorenson, C. E, Smith, C. F, Neese, P. A. & Roe, R. M. (2000 a). Genetic variation in the Myzus persicae complex (Homoptera: Aphididae): evidence for a single species. Annals of the Entomological Society of America, 93, 31 - 46."type="journal article"year="2000"yearSuffix="a">
). However, the degree of isolation must have been sufficient to preserve the integrity of the tobaccoadapted genome for at least 15–20 years, and it would be unwise to regard this
<bibRefCitationid="857E61ED913E075AFD91FDDCFC8F0292"author="Clements"box="[569,840,635,661]"pageId="29"pageNumber="30"refString="Clements, K. M, Wiegmann, B. M, Sorenson, C. E, Smith, C. F, Neese, P. A. & Roe, R. M. (2000 a). Genetic variation in the Myzus persicae complex (Homoptera: Aphididae): evidence for a single species. Annals of the Entomological Society of America, 93, 31 - 46."type="journal article"year="2000"yearSuffix="a">
<bibRefCitationid="857E61ED913E075AFCE4FDDCFC9B0292"author="Clements"box="[844,860,635,661]"pageId="29"pageNumber="30"refString="Clements, K. M, Sorenson, C. E, Wiegmann, B. M, Neese, P. A. & Roe, R. M. (2000 b) Genetic, biochemical and behavioral uniformity among populations of Myzus nicotianae and Myzus persicae. Entomologia Experimentalis et Applicata, 95, 269 - 281."type="journal article"year="2000"yearSuffix="b">b</bibRefCitation>
), as this would hide important information. The tobacco aphid conforms to the broader definition of the subspecies category advocated by
<bibRefCitationid="857E61ED913E075AFE07FD75FD9102EB"author="Muller"box="[431,598,722,748]"pageId="29"pageNumber="30"refString="Muller, F. P. (1986) The role of subspecies in aphids for affairs of applied entomology. Journal of Applied Entomology, 101, 295 - 303."type="journal article"year="1986">Müller (1986)</bibRefCitation>
and
<bibRefCitationid="857E61ED913E075AFD3BFD75FCAD02EB"author="Rakauskas"box="[659,874,722,748]"pageId="29"pageNumber="30"refString="Rakauskas, R. (2004) What is the (aphid) subspecies? In: Simon, J. - C., Dedryver, C. A., Rispe, C. & Hulle, M. (Eds) Aphids in the New Millenium. INRA, Paris, pp. 165 - 170."type="book chapter"year="2004">Rakauskas (2004)</bibRefCitation>
, which aims to ensure that indexable names are available for intraspecific variants of economically important species. We therefore propose that the tobacco aphid should be called
