Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence
Based on chromosomal, molecular and morphological analyses, two new Cacopsylla Ossiannilsson, 1970 species are described, C. lapponica S. Nokkala & Ch. Nokkala, sp. nov. and C. borealis S. Nokkala et Ch. Nokkala, sp. nov. (Hemiptera, Psylloidea). C. lapponica is a rare bisexual alpine species li...
Published in: | Comparative Cytogenetics |
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Language: | English |
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ftdoajarticles:oai:doaj.org/article:b08e4be9c08c4322838b66b2206f2fd3 2023-05-15T12:59:53+02:00 Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence Christina Nokkala Valentina G. Kuznetsova Veikko Rinne Seppo Nokkala 2019-11-01T00:00:00Z https://doi.org/10.3897/CompCytogen.v13i4.47395 https://doaj.org/article/b08e4be9c08c4322838b66b2206f2fd3 EN eng Pensoft Publishers https://compcytogen.pensoft.net/article/47395/download/pdf/ https://compcytogen.pensoft.net/article/47395/download/xml/ https://compcytogen.pensoft.net/article/47395/ https://doaj.org/toc/1993-0771 https://doaj.org/toc/1993-078X doi:10.3897/CompCytogen.v13i4.47395 1993-078X 1993-0771 https://doaj.org/article/b08e4be9c08c4322838b66b2206f2fd3 Comparative Cytogenetics, Vol 13, Iss 4, Pp 367-382 (2019) Genetics QH426-470 article 2019 ftdoajarticles https://doi.org/10.3897/CompCytogen.v13i4.47395 2022-12-31T08:50:46Z Based on chromosomal, molecular and morphological analyses, two new Cacopsylla Ossiannilsson, 1970 species are described, C. lapponica S. Nokkala & Ch. Nokkala, sp. nov. and C. borealis S. Nokkala et Ch. Nokkala, sp. nov. (Hemiptera, Psylloidea). C. lapponica is a rare bisexual alpine species living on Vaccinium uliginosum Linnaeus, 1753 above tree line on northern hills, where it forms sympatric populations with C. myrtilli W. Wagner, 1947. So far, the species has been found in northern Finland, Utsjoki and Kilpisjärvi, and in northern Sweden, Abisko. The chromosome number in males is 2n = 12+X(0), characteristic of psyllids. The species is easily distinguished from C. myrtilli by its conspicuously smaller size mainly due to difference in wing size. Additional morphological differences are found in the length of antennae, female genital plates and male parameres. C. borealis, in turn, is a relatively common apomictic parthenogenetic species with 5n = 60 + XXXXX living on the same host plant, Ledum palustre Linnaeus, 1753, as C. ledi (Flor, 1861) and occasionally forming sympatric populations with it. No males have been recorded in C. borealis. Its distribution range reaches at least from northern Fennoscandia to Lake Baikal in the East. C. borealis can be distinguished from C. ledi by differences in the length and width of antennae, dark brown markings on the wing and female terminal structures. For molecular analysis, a 638 bp fragment of the mitochondrial COI gene was sequenced. C. lapponica differs from the cohabitating C. myrtilli by 20 fixed nucleotide substitutions (uncor rected p-distance 3.13 %), while C. borealis differs from C. ledi by 21 fixed nucleotide substitutions (uncorrected p-distance 3.29 %). Molecular phylogeny construction (ML and BI) reveals two highly divergent clades, one comprising two bisexual species, C. lapponica and C. fraudatrix Labina & Kuznetsova, 2012, and the other clade comprising the parthenogenetic species C. borealis, C. myrtilli, and C. ledi. Within this clade, C. ... Article in Journal/Newspaper Abisko Fennoscandia Kilpisjärvi Northern Finland Northern Sweden Utsjoki Directory of Open Access Journals: DOAJ Articles Abisko ENVELOPE(18.829,18.829,68.349,68.349) Kilpisjärvi ENVELOPE(20.767,20.767,69.034,69.034) Comparative Cytogenetics 13 4 367 382 |
institution |
Open Polar |
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Directory of Open Access Journals: DOAJ Articles |
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ftdoajarticles |
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English |
topic |
Genetics QH426-470 |
spellingShingle |
Genetics QH426-470 Christina Nokkala Valentina G. Kuznetsova Veikko Rinne Seppo Nokkala Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
topic_facet |
Genetics QH426-470 |
description |
Based on chromosomal, molecular and morphological analyses, two new Cacopsylla Ossiannilsson, 1970 species are described, C. lapponica S. Nokkala & Ch. Nokkala, sp. nov. and C. borealis S. Nokkala et Ch. Nokkala, sp. nov. (Hemiptera, Psylloidea). C. lapponica is a rare bisexual alpine species living on Vaccinium uliginosum Linnaeus, 1753 above tree line on northern hills, where it forms sympatric populations with C. myrtilli W. Wagner, 1947. So far, the species has been found in northern Finland, Utsjoki and Kilpisjärvi, and in northern Sweden, Abisko. The chromosome number in males is 2n = 12+X(0), characteristic of psyllids. The species is easily distinguished from C. myrtilli by its conspicuously smaller size mainly due to difference in wing size. Additional morphological differences are found in the length of antennae, female genital plates and male parameres. C. borealis, in turn, is a relatively common apomictic parthenogenetic species with 5n = 60 + XXXXX living on the same host plant, Ledum palustre Linnaeus, 1753, as C. ledi (Flor, 1861) and occasionally forming sympatric populations with it. No males have been recorded in C. borealis. Its distribution range reaches at least from northern Fennoscandia to Lake Baikal in the East. C. borealis can be distinguished from C. ledi by differences in the length and width of antennae, dark brown markings on the wing and female terminal structures. For molecular analysis, a 638 bp fragment of the mitochondrial COI gene was sequenced. C. lapponica differs from the cohabitating C. myrtilli by 20 fixed nucleotide substitutions (uncor rected p-distance 3.13 %), while C. borealis differs from C. ledi by 21 fixed nucleotide substitutions (uncorrected p-distance 3.29 %). Molecular phylogeny construction (ML and BI) reveals two highly divergent clades, one comprising two bisexual species, C. lapponica and C. fraudatrix Labina & Kuznetsova, 2012, and the other clade comprising the parthenogenetic species C. borealis, C. myrtilli, and C. ledi. Within this clade, C. ... |
format |
Article in Journal/Newspaper |
author |
Christina Nokkala Valentina G. Kuznetsova Veikko Rinne Seppo Nokkala |
author_facet |
Christina Nokkala Valentina G. Kuznetsova Veikko Rinne Seppo Nokkala |
author_sort |
Christina Nokkala |
title |
Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
title_short |
Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
title_full |
Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
title_fullStr |
Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
title_full_unstemmed |
Description of two new species of the genus Cacopsylla Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and COI barcode sequence |
title_sort |
description of two new species of the genus cacopsylla ossiannilsson, 1970 (hemiptera, psylloidea) from northern fennoscandia recognized by morphology, cytogenetic characters and coi barcode sequence |
publisher |
Pensoft Publishers |
publishDate |
2019 |
url |
https://doi.org/10.3897/CompCytogen.v13i4.47395 https://doaj.org/article/b08e4be9c08c4322838b66b2206f2fd3 |
long_lat |
ENVELOPE(18.829,18.829,68.349,68.349) ENVELOPE(20.767,20.767,69.034,69.034) |
geographic |
Abisko Kilpisjärvi |
geographic_facet |
Abisko Kilpisjärvi |
genre |
Abisko Fennoscandia Kilpisjärvi Northern Finland Northern Sweden Utsjoki |
genre_facet |
Abisko Fennoscandia Kilpisjärvi Northern Finland Northern Sweden Utsjoki |
op_source |
Comparative Cytogenetics, Vol 13, Iss 4, Pp 367-382 (2019) |
op_relation |
https://compcytogen.pensoft.net/article/47395/download/pdf/ https://compcytogen.pensoft.net/article/47395/download/xml/ https://compcytogen.pensoft.net/article/47395/ https://doaj.org/toc/1993-0771 https://doaj.org/toc/1993-078X doi:10.3897/CompCytogen.v13i4.47395 1993-078X 1993-0771 https://doaj.org/article/b08e4be9c08c4322838b66b2206f2fd3 |
op_doi |
https://doi.org/10.3897/CompCytogen.v13i4.47395 |
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Comparative Cytogenetics |
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13 |
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4 |
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367 |
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382 |
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1766127215212232704 |