摘要
本文为西藏的舞虻分类研究第二部分,记述了合室舞虻亚科3个属15个新种。
The present paper deals with 15 new species of Tachydromiinae from Xizang. All are collected by Mr.Li Fasheng.The types are kept in the Insect Collections of Beijing Agricultural University. 1.Platypalpus hamulatus Yang et Yang,sp.nov.(fig.1) Head blackish brown.Antennae yellow,arista brownish.Thorax yellow. Mesonotum yellow with a large brown marking.Scutellum and postnotum brown. Legs yellow.Middle femora only with two ventral rows of short black spines. Wings clear with veins yellow.Male genitalia as shown in fig.1. Similar to P.quinlani(Smith). Holotype ♂,Xizang:Bomi Co.,2300 m,1978-Ⅵ-13. 2.Platypalpus striaius Yang et Yang,sp.nov. Head blackish brown.Antennae yellow,arista brownish.Thorax yellow. Mesonotum yellow with two narrow stripes.Scutellum brown;postnotum brown, but its front-lateral corners yellow.Legs yellow.Middle femora only with two ventral rows of short black spines.Wings clear with veins yellow. Similar to P.yunnanensis Yang et Yang. Holotype ♀ Xizang:Yadong Co.,2800 m,1978-Ⅷ-23. 3.Platypalpus triangulatus Yang et Yang,sp.nov.(fig.2) Head reddish brown.Antennae yellaw,arista brownish yellow.Thorax yellow. Mesonotum yellow with two small triangular markings.Scutellum and potnotum yellow,but the latter sometimes with middle portion blackish.Legs yellow. Middle femora only with two ventral rows of short black spiaes.Wings clear with veins yellow. Similar to P.striatus sp.nov.. Holotype ♂,Xizang:Bomi Co.,2700m,1978-Ⅶ-10. 4.Platypalpus lii Yang et Yang,sp.nov. Head dark brownish yellow.Antennae brownish yellow,arista also brownish yellow.Thorax dark brownish yellow.Legs yellow,but femora almost dark yellow.Wings clear with veins yellow. Similar to P.nepalensis(Brunetti). H olotype ♀,Xizang:Bomi Co.,2700m.1978-Ⅶ-10. 5.Platypalpus basiflavus Yang et Yang,sp.nov. Head brown.Antennae yellow,but third segment brownishyellow;arista brownish yellow.Thorax dark brownish yellow.Legs yellow,all tarsi with brow nish yellow annulations.Wings clear with veins yellow. Similar to P.lii sp.nov.. Holotype ♀,Xizang:Bomi Co.,2700m,1978-Ⅶ-12. 6.Platypalpus concavus Yang et Yang,sp.nov.(fig.3) Head blackish brown,grey dusted.Antennae brown.Thorax blackish brown, grey dusted.Legs yellow,all tarsi with brownish annulations.Wings clear with veins yellow. Similar to P.coarctatus(Collin). Holotype ♂,allotype ♀,paratypes 3♂♂11♀♀,Xizang:Bomi Co.,2500-3050m, 1978-Ⅵ-11/Ⅶ-19. 7.Platypalpus variegatus Yang et Yang,sp.nov.(fig.4) Head blackish brown,grey dusted.Antennae brownish.Thorax blackish brown,grey dusted.Legs yellow,but tips of middle and hind femora brownish yellow,all tarsi almostly with brownish annulations.Wings clear with veins yelow. Similar to P.taplejungensis(Smith). Holotype ♂,allotype ♀,paratypes 4♂♂9♀♀,Xizang:Bomi Co.,2300-2700m, 1978-Ⅵ-19/Ⅶ-28.Paratypes 2♂♂2♀♀,Xizang:ZayüCo.,1700-2100m,1978- Ⅴ Ⅰ-25/29;2♂♂5♀♀,Xizang:Nedong Co.,3500 m,1978-Ⅷ-9;1♂2♀♀, Xizang:Nyingchi Co.,3050m.,1978-Ⅵ-7. 8.Platypalpus bomicnsis Yang et Yang,sp.nov.(fig.5) Head blackish brown,grey dusted.Antennae yellow,third segment and arita broken.Thorax blackish brown,grey dusted.Legs yellow,all tarsi with ditinct brown annulations.Wings clear with veins yellow. Similar to P.articulatus Macquart. Holotype ♂,Xizang:Bomi Co.,2700m,1978-Ⅶ-10. 9.Platypalpus xizangenicus Yang et Yang,sp.nov. Head blackish brown,grey dusted.Antennae brown,arista brownish.Thorax blackish brown,grey dusted,mesopleuron and sternopleuron polished black.Legs yellow,but middle and hind coxa,middle portions of front and middle femora, and tips of hind femora blackish;all tarsi with indistinct brownish annulations. Wings clear with veins yellow. Similar to P.gentilis Brunetti. Holotype ♀,Xizang:Bomi Co.,2700m,1978-Ⅶ-10.Paratypes 2♀♀,Xiza- ng:Lhasa City,3700m,1978-Ⅷ-12. 10.Platypalpus lhasaensis Yang et Yang,sp.nov. Head blackish brown,grey dusted.Antennae brownish.Thorax blackish brown,grey dusted;sternopleuron almostly polished black.Legs yellow with bases of coxa brownish yellow.Wings clear with veins yellow. Similar to P.aliterolamellatus Kovalev. Holotype ♀,Paratype 1♀,Xizang:Lhasa City,3700 m,1978-Ⅴ-28. 11,Platypalpus bellatulus Yang et Yang,sp.nov.(fig.6) Head blackish brown,grey dusted.Antennae yellow,but third segment bro- wnish;arista also brownish.Thorax polished black,greyish dusted laterally except for sternopleuron.Legs yellow.Wings clear with veins yellow. Similar to P.gentilis Brunetti in appearance. Holotype ♂,allotype ♀,paratype 1♀,Xizang:Yadong Co.,2800 m,1978- Ⅷ-23. 12.Platypal pus yadongensis Yang et Yang,sp.nov. Head blackish brown,light grey dusted.Antennae dark yellow,but third se- gment brownish;arista also brownish;Thorax blackish brown,light grey dus- ted;mesonotum almostly polished black,sternopleuron with a polished black ba- nd.Legs yellow.Middle femora only with two ventral rows of short black sp- nes.Wings clear with veins yellow. Similar to P.alpinus Chvala. Holotype ♀,Xizang:Yadong Co.,2800m,1978-Ⅷ-23. 13.Platypalpus euneurus Yang et Yang,sp.now. Head blackish brown,grey dusted.Antennae brown,arista also brown.Thorax blac kish brown;Mesonotum with a large polished black band,sternopleuron also with a limited polished black band.Legs yellow,but tips of middle and hind femora dark yellow;last three tarsal segments brownish yellow on all legs.Middle fe- mora(?)th two ventral rows of short black spines.Wings clear with veins ye- llow,but Costa blackened for basal 1/2 between end of R_1 and end of R_(2+3). Similar to P.tapa(Smith). Holotyp ♀,Xizang:Yadong Co.,2800m,1978-Ⅷ-20. 14.Drapetis(Elaphropeza)xizangensis Yang et Yang Head brown,Antennae yellow,third segment and arista broken.Thorax yell- ow.Mesonotum yellow with two black markings.Scutellum and postnotum bla- ck.Mesopleuron with a posterior black marking,hypopleuron and metapleuron bl- ack.Legs yellow,but last tarsal segments of middle and hind Legs dark yellow. Wings clear. Similar to D.(E.)jinghongensis Yang et Yang. Holotype ♀,Xizang:Zayü Co.,1570 m,1987-Ⅵ-25. 15.Crosspalpus sinensis Yang et Yang,sp.nov.(fig.7) Head blackish brown,grey dusted.Antennae dark yellow,but basal segment brown;arista brownish yellow.Thorax blackish hrown,grey dusted.Legs bla- ckish brown,but tips of front femora,and all tibiae and tarsi dark yellow.Wi- ngs clear. Similar to C.brevior(Brunetti). Holotype ♂,allotype♀,paratypes2♂♂,Xizang:Bomi Co.,2700-3050 m,1978- Ⅶ-10/19.
关键词
双翅目
舞虻科
合室舞虻亚科
Diptera
Empididae
Tachydromiinae
new species
