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1.
中国叶蜂属(膜翅目,叶蜂科)二新种   总被引:1,自引:1,他引:0  
记述中国叶蜂科叶蜂属Tenthredo subflava种团2新种:宽齿平绿叶蜂T.latidentella Wei et Zhao,sp.nov.和双斑平绿叶蜂T.flatoscutellania Wei et Niu,sp.nov..编制了T.  相似文献   

2.
记述采自中国境内叶蜂属obsoleta-mesomela种团2新种:粗纹窄突叶蜂Tenthredo paraobsoleta Wei et Liu,sp.nov.和粗纹低突叶蜂Tenthredo pseudomesomela Wei et Li,sp.nov..前者属于obsoleta亚种团,后者属于mesomela亚种团.新种模式标本保存于湖南长沙中南林业科技大学昆虫模式标本室.  相似文献   

3.
记述中国叶蜂科叶蜂属2新种:平突翠绿叶蜂Tenthredo flatotrunca Wei et Hu,sp.nov.和角斑长突叶蜂Tenthredo triangulimacula Wei et Hu,sp.nov..前者属于叶蜂属翠绿叶蜂种团Tenthredo trunca group,后者属于叶蜂属长突叶蜂种团Tenthredo triangulifera group.简要讨论了翠绿叶蜂种团和长突叶蜂种团的特征与种类分布状况.提供了长突叶蜂种团分种检索表.新种模式标本保存于湖南长沙中南林业科技大学昆虫模式标本室.  相似文献   

4.
在叶蜂属内建立斑翅种团,简要讨论了该种团识别要点以及已知种类分布,编制了斑翅种团已知种分种检索表,记述中国叶蜂属斑翅种团1新种,横带斑翅叶蜂Tenthredo transversa Wei et Shang,sp.nov..  相似文献   

5.
中国叶蜂属(膜翅目,叶蜂科)三新种   总被引:3,自引:3,他引:0  
记述采自中国河南、陕西、浙江的叶蜂科叶蜂亚科叶蜂属3新种:吕氏横斑叶蜂Tenthredo lunani Wei et Niu,sp.nov.,三斑槌腹叶蜂Tenthredo dolichomisca Wei et Niu,sp.nov.,黑腰白端叶蜂Tenthredo pararubiapicilina Wei et Niu,sp.nov.。新种模式标本保存于湖南长沙中南林业科技大学昆虫模式标本室。  相似文献   

6.
记述中国叶蜂亚科2新种:孙氏金蓝叶蜂Metallopeus sunae Wei et Zhang,sp.nov.和光额横带叶蜂 Tenthredo nitidifrontalia Wei et Zhang,sp.nov.前者隶属于金蓝叶蜂属Metallopeus Malaise,1934,后者隶属于叶蜂属Tenthredo Linnaeus,1758的横带叶蜂种团T.pompilina group.金蓝叶蜂属的分布纪录向北延伸约10个纬度.  相似文献   

7.
记述方颜叶蜂属Pachyprotasis pallidistigma种团2新种:周氏方颜叶蜂Pachyprotasis zhoui Wei et Zhong,sp. nov.和稻城方颜叶蜂Pachyprotasis daochengensis Wei et Zhong, sp. nov..新种模式标本保存在中南林业科技大学昆虫模式标本室.  相似文献   

8.
记述中国方颜叶蜂属erratica种团二新种:短刃方颜叶蜂Pachyprotasis breviserrula Wei et Zhong,sp.nov.和弱齿方颜叶蜂Pachyprotasis obxurodentellsa Wci et Zhong,sp.nov..新种模式标本保存在中南林业科技大学昆虫模式标本室.  相似文献   

9.
记述中国叶蜂科Tenthredinidae叶蜂属Tenthredo2新种,三斑槌腹叶蜂Tenthredo trixanthomacula Wei et Yan,sp.nov.和褐跗短角叶蜂Tenthredo rubitarsalitia W ei et Xu,sp.nov.。前者隶属于槌腹种团T.formosana group,后者隶属于短角种团T.potanini group。新种模式标本保存于中南林业科技大学昆虫系统与进化生物学实验室昆虫模式标本室(CSCS)。  相似文献   

10.
记述中国叶蜂科Tenthredinidae叶蜂属Tenthredo2新种,三斑槌腹叶蜂Tenthredo trixanthomacula Wei et Yan,sp.nov.和褐跗短角叶蜂Tenthredo rubitarsalitia Wei et Xu,sp.nov..前者隶属于槌腹种团Tformosana group,后者隶属于短角种团T.potanini group.新种模式标本保存于中南林业科技大学昆虫系统与进化生物学实验室昆虫模式标本室(CSCS).  相似文献   

11.
姚志远  李枢强 《生物多样性》2021,29(8):1058-496
本文总结了2020年发表的中国蜘蛛新分类单元和中国分类学者发表的国外蜘蛛新分类单元。基于国内标本, 2020年共发表中国蜘蛛223个新分类单元, 其中中国学者在12种期刊的56篇文章中命名了1新亚科、12新属和201新种, 国外学者命名了9新种, 合计210新种。云南是发现新种数量最多的省份, 占全国发现新种总数的38.1%。基于缅甸等12个国家标本, 2020年中国分类学者发表了外国蜘蛛95个新分类单元, 包括2新科、7新属和86新种。本文还总结了过去5年中国分类学者对全球蜘蛛分类的贡献, 2016‒2020年有1位中国学者发表771个新分类单元。  相似文献   

12.
An investigation of Inula helenium, I. royleana, I. salicina and I. bifrons afforded in addition to known sesquiterpene lactones 20 new lactones, the eudesmanolides 3, 6 and 8–12, the germacranolides 14–18 and 20–22, the guaianolides 23 and 25, the pseudoguaianolide 26, the xanthanolides 28 and 32 and the cyclopropane analogue 30. Structures and configurations of these new compounds were established by extensive PMR studies and by some chemical transformations. Some of the investigated species contain besides the widely distributed pentaynene 33 several known thymol derivatives together with a new one (40).  相似文献   

13.
广西爵床科植物新资料   总被引:3,自引:0,他引:3  
方鼎  罗献瑞  唐恢天   《广西植物》1997,17(1):23-59
本文报道广西爵床科33个新分类群,4个新组合,8个中国新记录,13个广西新记录,1种花的补充描述和1种花萼描述的修订  相似文献   

14.
袁锋  王敏 《昆虫分类学报》1994,16(2):115-119
本文描述采自陕西的环蛱蝶属1新种-周环蛱蝶Neptischouisp.nov.;将黄环蛱蝶伊洛亚种NeptisthemisilvsFuhstorfer提升为种,即伊洛环蛱蝶NeptisilvsFruhstorfer,认为黄环蛱蝶台湾亚种NeptisthemisnieriNomura应为伊洛环蛱蝶NeptisilvsFruhstorfer的1个亚种,描述了伊洛环蛱蝶的1新亚种-四川亚种Neptisi  相似文献   

15.
The investigation of nine Baccharis species afforded, in addition to known compounds, three new clerodane derivatives related to bacchotricuneatin B, two ent-labdane derivatives, two 3-acetoxyflavanones, a benzofuran derivative and a chromene. The overall picture of the chemistry of this large genus is still not very clear.  相似文献   

16.
本文总结了2021年国内外学者发表的中国鳞翅目新分类单元的情况。经过统计, 2021年共发表与中国鳞翅目物种相关的论文104篇, 专著1部, 涉及新分类群230个, 其中新属7个, 新种215个, 新亚种8个; 发表中国新记录属9个、中国新记录种78个(包括2亚种)、新组合31个; 提出4个种的异名, 2个种被赋予新名。新种(亚种)隶属于34科。云南省发表的新物种数和新记录物种数明显高于其他地区, 分别占全国发表总数的36.8%和39.7%。2021年我国南方新物种和新记录种发表数量仍然显著高于北方。  相似文献   

17.
The investigation of twelve further species of the Eupatorium complex affords four new germacrolides and seven guaianolides together with new thymol and p-hydroxyacetophenone derivatives. The structures of these compounds have been elucidated by spectroscopic methods. Chemotaxonomic aspects of these findings are briefly discussed.  相似文献   

18.
The investigation of two further Senecio species afforded two new furanoeremophilanes, four eremophilanolides and a new hydroxyeremophilane. The structures of two furanoeremophilane, isolated before, have been revised.  相似文献   

19.
Investigation of a further 27 Euryops species affords, besides known compounds, 55 new furanoeremophilanes together with several other compounds. The configuration of six furanoeremophilanes earlier given as 10β-H has to be changed to 10α-H. Furthermore 9 new eremophilenes were isolated; the configurations of four compounds of this type isolated before have had to be changed. One of the eremophilenes is esterified with 3-methylpent-3(E)-enoic acid, not found before in nature. Two hemiacetals, which are probable precursors of the furanoerephilanes, and a corresponding lactone are also present. Furthermore two benzylic esters, cis-caryophyllene, a bicyclo-germacrene derivative, and a new oplopanone derivative have been found. The structures are elucidated mainly by spectroscopic methods together with some chemical transformations. From the chemotaxonomic viewpoint, the high concentration of very variable furanoeremophilanes may be important. The proposed differentiation into sections however can not be clearly correlated with the chemical constituents, though some taxonomic conclusions seem to be supported by the chemical evidence.  相似文献   

20.
郭英兰 《菌物学报》2011,30(6):865-869
报道钉孢属Passalora Fr.的1个新种,日本防己钉孢Passalora cocculi-trilobi,1个新组合,漆钉孢P.rhoidis和2个新名称,梾木生钉孢P.cornicola,穿龙薯蓣钉孢P.dioscoreae-nipponicae。文中提供了各个种的形态描述、绘图及讨论,新种还提供了拉丁文描述。研究的标本包括模式标本保存在中国科学院菌物标本馆(HMAS)。  相似文献   

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