中国西北地区斜结蚁属一新种记述(膜翅目:蚁科:蚁亚科)  

A New Species of Plagiolepis Mayr, 1861 (Hymenoptera: Formicidae: Formicinae) from Northwestern China

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]宁夏大学农学院农学系,宁夏永宁750105

出　　处：《Entomotaxonomia》2002年第2期151-153,共3页昆虫分类学报（英文）

基　　金：国家自然科学基金项目 ( 30 0 60 0 1 4);教育部<高等学校骨干教师资助计划>项目资助

摘　　要：记述采自宁夏和甘肃地区的斜结蚁属 1新种 :心头斜结蚁 Plagiolepis cardio-carenis,sp. nov.。新种与 P. alluaudi Emery近似 ,但新种后头缘仅具 1根短立毛 ;后头缘微凹 ,致使头稍成心形 ;后腹部第 1、2节背板中部约全长的 1 /2缺立毛。A new species of the ant genus Plagiolepis Mayr, P. cardiocarenis sp. nov. from northwestern China is recorded. This new species is similar to P. alluaudi Emery. But it can be distinguished by following characteristics: only one short seta on occipital margin; hairs on alitrunk lacking; head cordate, two sides convex and occipital margin appreciably concave; hairs on middle half part of posterior margin of second gastral tergite lacking. Holotype and paratypes are deposited in Agricultural College, Ningxia University. Measurement in length is millimeter and index is percentage.

关 键 词：膜翅目 蚁科 斜结蚁属 新种 中国西北 

分 类 号：Q969.554.1[生物学—昆虫学]