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祁连山刺脊天牛属一新种(鞘翅目:天牛科) 被引量:5

A NEW SPECIES OF THE GENUS DYSTOMORPHUS FROM QILIAN MOUNTAIN,GANSU,CHINA (COLEOPTERA:CERAMBYCIDAE)
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摘要 祁连山刺脊天牛属一新种(鞘翅目:天牛科)蒲富基(中国科学院动物研究所北京100080)汪有奎李晓明(甘肃省祁连山国家级自然保护区管理局甘肃73400)1995-05-25收稿,1995-12-26收修改稿·82·在1991~1994年祁连山自然保护区... Abstract This paper describes a new species of chinese Lamiinae. The type specimen is deposited in the Institute of Zoology,Academia Sinica.Dystomorphus nigrosignatus sp.nov.Female:Body rather small,black, frons and posterior half of scutellum clothed with greyish white pubescence,lateral margins of prothorax and elytra thinly clothed with grey pubescence,somewhere in the latter lacking grey pubescence areas,appearing black markings.Middle of elytron with a transverse band and its external apex come into contact with humeral carina and its internal apex touching with median suture,finely furcate plagae present at base and irregular maculation at posterior.Antenna pitchy,base of segment 3~7 and 8~10 clothed with grey pubescence;legs pitchy;ventral surfaces of body and legs covered with grey pubescence;head and prothorax bearing sparsely long,erect pitchy hairs.Frons subquadrate on head,median groove fairly slender,a finely longitudinal ridge in the middle of occiput,head with sparsely coarse punctures.Pronotum slightly broader than long,lateral tubercles stout and short,median area with three small protuberances which arrange into inverted triangle.Elytra nearly parallelsided,slightly narrowed posteriorly,subobliquely truncate apically,exterior angles obtusely rounded,with a developed carina behind humeral angle,reaching to before apices,basal half of elytron irregularly punctured,gradually fine and sparse towards distal half.Length:115 mm;breadth:35 mm.Holotype ♀ ,Sidalong, Qilian Mountain,Gansu Province,July,1992 by Li Xiaoming.Distinguished from D.notatus Pic,by having the only one developed carina behind humeral angle on elytron,occipital middle with a finely longitudinal ridge,distinctly different in colour of antennae and elytra as well as elytral markings.Host plant:Picea crassifolia Komar.
出处 《昆虫学报》 CAS CSCD 北大核心 1998年第1期82-90,共9页 Acta Entomologica Sinica
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  • 1蒋书楠,中国经济昆虫志.35,1985年,170页

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