Abstract:
:Transmission of Leucochloridium species to their definitive avian hosts may be facilitated by the rhythmic movement of coloured sporocyst broodsacs in the ocular tentacles of infected snails. These broodsacs resemble caterpillars and by enticement increase the probability of predation by birds. Broodsac banding pattern and colour (green, yellow to red/brown) have traditionally formed part of the taxonomic criteria for the genus. In this study, sequence divergence of the 5.8S rDNA gene and associated internal transcribed spacers (ITS1 and ITS2) in two of the most frequently observed Leucochloridium taxa from Europe is related to broodsac type based on colour and banding pattern. The present green-banded broodsac (L. paradoxum Carus, 1835) and brown-banded broodsac forms (L. variae McIntosh, 1932) differ in ITS sequence by 6.8%, confirming their distinctness. No intraspecific differences were noted within each colour morph in specimens collected from Poland, Denmark or Norway, indicating that a single taxon of each type occurs in Europe. The significance of these findings to our understanding of metapopulation dynamics and evolutionary ecology of Leucochloridium is discussed.
journal_name
Syst Parasitoljournal_title
Systematic parasitologyauthors
Casey SP,Bakke TA,Harris PD,Cable Jdoi
10.1023/b:sypa.0000003809.15982.casubject
Has Abstractpub_date
2003-11-01 00:00:00pages
163-8issue
3eissn
0165-5752issn
1573-5192pii
5144784journal_volume
56pub_type
杂志文章abstract::Two new tetraphyllidean species, Paraorygmatobothrium bai n. sp. and P. rodmani n. sp., are described from the smooth-hound shark Mustelus mustelus (Linnaeus) and the gummy shark M.s antarcticus Günther, respectively. The two species are generally consistent in morphology with the nine existing species of Paraorygmato...
journal_title:Systematic parasitology
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doi:10.1007/s11230-008-9149-3
更新日期:2008-11-01 00:00:00
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doi:10.1007/s11230-020-09903-x
更新日期:2020-04-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-006-9075-1
更新日期:2007-06-01 00:00:00
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更新日期:2013-06-01 00:00:00
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journal_title:Systematic parasitology
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更新日期:1999-07-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-004-1388-3
更新日期:2005-02-01 00:00:00
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journal_title:Systematic parasitology
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更新日期:2000-07-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章,评审
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更新日期:2014-05-01 00:00:00
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pub_type: 杂志文章
doi:10.1007/s11230-018-9802-4
更新日期:2018-07-01 00:00:00
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doi:10.1007/s11230-011-9292-0
更新日期:2011-06-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-015-9607-7
更新日期:2016-01-01 00:00:00
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更新日期:2012-06-01 00:00:00
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pub_type: 杂志文章
doi:10.1007/s11230-016-9698-9
更新日期:2017-02-01 00:00:00
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更新日期:2012-10-01 00:00:00
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更新日期:2005-03-01 00:00:00
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更新日期:2015-10-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
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更新日期:2003-06-01 00:00:00
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pub_type: 杂志文章
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pub_type: 杂志文章
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更新日期:2008-01-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
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更新日期:2015-06-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
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更新日期:2016-06-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-016-9656-6
更新日期:2016-09-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-019-09840-4
更新日期:2019-03-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-013-9404-0
更新日期:2013-03-01 00:00:00
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journal_title:Systematic parasitology
pub_type: 杂志文章
doi:10.1007/s11230-014-9515-2
更新日期:2014-10-01 00:00:00