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The Chironomidae (Diptera) of Svalbard and Jan Mayen

机译:斯瓦尔巴德的曲静脉(Diptera)和Jan Mayen

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摘要

Non-biting midges of the fly family Chironomidae are extremely abundant and diverse in Arctic regions and are essential components of Arctic ecosystems. Modern identification tools based on documented records of Arctic chironomid species are therefore important for ecological research and environmental monitoring in the region. Here, we provide an updated review of the chironomid fauna of the Svalbard archipelago and the island of Jan Mayen, Norway. Our results show that a total of 73 species distributed across 24 genera in four subfamilies are known from these areas. Our review treats 109 taxa, including nomina dubia and misidentifications. It includes morphological identification keys to all known species as well as photographs of most taxa and DNA barcodes of 66 species. Taxonomic remarks are given for selected taxa, including previous misidentifications and erroneous records. Chironomus islandicus, Tvetenia bavarica, Limnophyes schnelli, Metriocnemus brusti and Metriocnemus fuscipes as well as the genera Allocladius, Corynoneura and Bryophaenocladius are reported from Svalbard for the first time, while Procladius (Holotanypus) frigidus, Stictochironomus psilopterus, Chaetocladius incertus, Orthocladius (Orthocladius) mixtus and Smittia longicosta, previously considered as junior synonyms or nomina dubia, are revived as valid species based on examination of type material or literature. Twenty species within eleven genera are introduced with interim names. Metriocnemus similis is regarded as a junior synonym of Metriocnemus ursinus, and Smittia incerta, Smittia flexinervis and Smittia spitzbergensis are regarded as nomina dubia. Valid taxa no longer considered as part of the Svalbard fauna are Parochlus kiefferi, Arctopelopia barbitarsis, Procladius (Holotanypus) crassinervis, Diamesa lindrothi, Diamesa incallida, Diamesa lundstromi, Chironomus hyperboreus, Sergentia coracina, Camptocladius stercorarius, Chaetocladius dissipatus, Chaetocladius dentiforceps, Chaetocladius laminatus, Chaetocladius perennis, Cricotopus (Cricotopus) humeralis, Cricotopus (Cricotopus) polaris, Hydrosmittia ruttneri, Limnophyes edwardsi, Metriocnemus picipes, Metriocnemus tristellus, Orthocladius (Eudactylocladius) gelidus, Orthocladius (Euorthocladius) thienemanni, Orthocladius (Orthocladius) obumbratus, Orthocladius (Orthocladius) rhyacobius, Paralimnophyes, Paraphaenocladius impensus, Psectrocladius (Monopsectrocladius) calcaratus, Psectrocladius (Psectrocladius) psilopterus, Psectrocladius (Psectrocladius) ventricosus, Smittia lasiophthalma, Smittia lasiops and Zalutschia tatrica.
机译:飞家庭摇的非蠓是非常丰富,在北极地区多样,是北极生态系统的重要组成部分。基于北极的文件记录现代识别工具摇蚊种,因此该地区的生态研究和环境监测非常重要。在这里,我们提供的斯瓦尔巴群岛的摇蚊群的最新审查和扬马延岛,挪威岛屿。我们的研究结果显示,在四个亚科在24个属分布共有73种来自这些地区闻名。我们的审查对待109类群,包括nomina鳖和错误鉴定。它包括形态学鉴定键所有已知的物种以及最类群的照片和的66种DNA条形码。分类言论给出了选择的类群,包括以前的错误识别和错误的记录。摇islandicus,Tvetenia bavarica,Limnophyes schnelli,Metriocnemus brusti和Metriocnemus蝽以及下列属Allocladius,Corynoneura和Bryophaenocladius从斯瓦尔巴报道首次,而Procladius(Holotanypus)frigidus,Stictochironomus psilopterus,Chaetocladius incertus,Orthocladius(Orthocladius) mixtus和Smittia longicosta,先前认为是初级同义词或nomina鳖,被恢复的基于类型的材料或文献的检查有效种。二十种仅差11个属引入与临时名称。 Metriocnemus线虫被视为Metriocnemus伍尔西斯的同物异名,并Smittia未定,Smittia flexinervis和Smittia spitzbergensis被视为nomina鳖。有效类群不再认为是斯瓦尔巴动物的一部分是Parochlus kiefferi,Arctopelopia barbitarsis,Procladius(Holotanypus)crassinervis,Diamesa lindrothi,Diamesa incallida,Diamesa lundstromi,摇蚊hyperboreus,Sergentia鸦鹃鵙属,Camptocladius stercorarius,Chaetocladius dissipatus,Chaetocladius dentiforceps,Chaetocladius laminatus ,Chaetocladius多年生,Cricotopus(Cricotopus)humeralis,Cricotopus(Cricotopus)北极星,Hydrosmittia ruttneri,Limnophyes巨鼠,Metriocnemus picipes,Metriocnemus tristellus,Orthocladius(Eudactylocladius)gelidus,Orthocladius(Euorthocladius)thienemanni,Orthocladius(Orthocladius)obumbratus,Orthocladius(Orthocladius) rhyacobius,Paralimnophyes,Paraphaenocladius impensus,Psectrocladius(Monopsectrocladius)calcaratus,Psectrocladius(Psectrocladius)psilopterus,Psectrocladius(Psectrocladius)ventricosus,Smittia lasiophthalma,Smittia lasiops和Zalutschia tatrica。

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