中国西北地区蚁属分类研究兼9新种和4新纪录种记述(膜翅目:蚁科:蚁亚科)  

Taxonomic Study of Genus Formica L.from Northwest China with Descriptions of Nine New Species and Four New Records(Hymenoptera:Formicidae:Formicinae)

作　　者：长有德[1] 贺达汉[2] 

机构地区：[1]中国科学院动物研究所,北京100080 [2]宁夏农学院农学系,宁夏永宁750105

出　　处：《Zoological Research》2002年第1期49-60,共12页动物学研究（英文）

基　　金：国家自然科学基金资助项目 ( 30 0 6 0 0 14 );教育部"高等学校骨干教师资助计划"资助项目

摘　　要：编制了采自中国西北地区蚁属 2 6种工蚁的分种检索表 ,每一种均绘有特征图 ,并记述了其中的 9新种和 4新纪录种。 9新种示差特征记述如下 :①小眼凹唇蚁Formicaminioccasp nov 与F sanguineaLatreille接近 ,但本种并腹胸、附肢、腹柄结均为一致的鲜红色 ,头暗红色 ,额脊至复眼区域黑褐色 ;复眼小 ,最大直径0 43～ 0 5 5mm ;头、并腹胸柔毛短而稀疏。②光眼凹头蚁Formicaliopthalmasp nov 与F longicepisDlussky接近 ,但本种复眼无纤毛 ;腹柄结端部 1/ 3向前弯 ;头后半部黑色 ;体立毛十分稀疏。③粗壮黑蚁Formicarobus tasp nov 与F candidaF Smith接近 ,但本种头黑色 ,并腹胸及附肢、腹柄结、腹部、触角柄节红褐色 ;体粗壮 ,前胸背板宽 0 75～ 0 86mm ;复眼大 ,最大直径 0 37～ 0 41mm。④大柴旦黑蚁Formicadachaidanensissp nov 与F candidaF Smith接近 ,但本种腹部第 1～ 2或 1～ 3节背板后缘无立毛 ;腹部缺柔毛 ;上颚、触角柄节、足红褐色。⑤光腹黑蚁Formicaliogastersp nov 与F candidaF Smith接近 ,但本种后第 1～ 3节背板后缘无立毛 ;腹部缺柔毛 ;中胸背板直 ,起始部位明显高于前胸背板。⑥短柄节黑褐蚁Formicabreviscapasp nov 与F japonicaMotschulsky接近 ,但本种并胸腹节斜面陡坡状 ,?A key to 26 species of the ant genus Formica collected from Northwest China and 71 figures for workers of each species were provided,and nine new species and four new records were described in the present paper. 1.Formica miniocca sp.nov.Chang et He (Figs.2,3,47) This species is similar to F.sanguinea Latreiile,but the former alitrunk,legs and petiole node bright red;head dark red,area between frontal carinae and eyes brown;eyes smaller and much longer,maximum diameter 0.43-0.50?mm;pubescence on head and alitrunk short and sparse. Holotype worker,No.98-604,9-Ⅷ-1998,Pengyang,1?700?m,Ningxia Hui Autonomous Region,coll.CHANG You-de.Paratypes 3 workers,No.98-515,same colony as holotype. 2.Formica liopthalma sp.nov.Chang et He (Figs.13,14,51) This species is similar to F.longicepis Dlussky,but the former pubescence on both eye faces lacking;1/3 up part of petiole node bent forward;behind half part of head dorsum black;hairs very sparse. Holotype worker,No.99-096,18-Ⅴ-1999,Wuwei,3?400?m,Gansu Province,coll.CHANG You-de.Paratypes 7 workers,No.99-254;12 workers,No.99-005;4 workers,No.99-090,same as holotype. 3.Formica robusta sp.nov.Chang et He (Figs.18,19,54) This species is similar to F.candida F.Smith,but the former head back,alitrunk and legs,petiole node,gaster,antenna and scape reddish brown;body stout,pronotum width 0.75-0.86?mm;eyes larger,maximum diameter 0.37-0.41?mm. Holotype worker,No.98-109,8-Ⅸ-1998,Liupan Mountains,1?900?m,Jingyuan,Ningxia Hui Autonomous Region,coll.CHANG You-de.Paratypes 4 workers,No.99-606,same as holotype;2 workers,No.98-423,3-Ⅹ-1998;12 workers,No.98-099,2-Ⅹ-1998;7 workers,No.98-123,3-Ⅹ-1998;Longde,1?900?m,Ningxia Hui Autonomous Region,coll.CHANG You-de. 4.Formica dachaidanensis sp.nov.Chang et He (Figs.22,60) This species is similar to F.candida F.Smith,but the former hairs on posterior margin of 1-2 or 1-3 gastral tergites and pubescence on gaster lacking;mandibles,antenna scape and legs reddish brown. Holotype worker,No.99-207,15-Ⅵ-1999,Dachaidan,3?020?m,Qin

关 键 词：膜翅止 蚁科 蚁属 新种 新纪录种 中国西北地区 分类 

分 类 号：Q969.554.2[生物学—昆虫学]