四川西部秽蝇族四新种(双翅目:蝇科)

报道四川秽蝇亚科Coenosiinae秽蝇族Coenosiini新种：短指秽蝇，新种Coenosiabrachyodactylasp．nov．；虎爪溜芒蝇，新种Cariceaungulitiorissp．nov．；后侧叶溜芒蝇，新种Lariceapostifoliferasp.nov.；寒溜芒蝇，新种Cariceafrigidasp．nov。模式标本存沈阳师范学院昆虫研究所。

FOUR NEW SPECIES OF COENOSIINI FROM WESTERN SICHUAN, CHINA (DIPTERA:MUSCIDAE)

The Present Paper deals with one new species of Conenosia Meigrn, 1826 and be new species of Caricea Robineau Desvoidy , 1830 from mountatious region of west Sichuan duriong 1979-1995. All type specimens are deposited in the Institueof Entomology, Shenyang Normal College.1. Coenosia brachyodactyla sp. nov. (Fig. 1 ): Body length 5mm This new species is similar to Coenosia angulipunctata Xue, Wang et Zhang, 1992, but diffres from the latter in having antennae rather long, third antennal segment abort 2 .0 tines as long as wide; hind femur with 2bristles on the peteroventlal surface at middle part; latter view of cerci of male curved at middle part , and posterior view ex Panded at apical Patt.Holotype Yaan(Mt. Zhougong, 100m ; 29 58'N, 102 59' E), Jun. 22, 1986. Collected by Feng Yan ; Paratype 1 , Oct. 17, 1985. Locality and Collector same as holotype.2. Caricea ungulitigris sp. nov . (Fig.2) : Body length 3 .5 mm , wings length 3 .5mm . This new species is similar to Caricer boops (Thomson , 1869) in some common characters, but differs from tile latter in having the surstylus of male rather short; apical Part of cerei hook-shaped,cacti of male ahaut 1 .5 times as long as 9th tergite in latelal view.Holotype Yaan(Mt. Lanban 8m 30 00 N; 102 57'E), Oct. 25, 1993 , Collected by Feng Yan.3. Caricea postiflfera sp. nov . (Fig. 3) Body length 3. 7mm, wings length 3. 7mm . This new species resembles Caricae erythrocera Robineau-Desvoidy,1830,but can be dishwished ho the latter by having the cesta spine dishnct; abdomen without median vitta ; operiorlobe of surstylus longer than that of anterior in lateral view; apical Part of cerei without seta.Holotype Yaan(Mt. Jinfeng, 860m 29 59'N, 102 56'E), Nov. 25, 1993. Collected by Feng Yan; Paratype 1 ,Jan. 24, 1994 ; Dec . 10, 1993 ; 1 ,Jan. 3, 1994 Locality and Collector same as holotype.4.Caricea frigida sp. nov . (Fig.4): Body length 4.0mm . wings length 4.0mm . This new species is similar to Cariced spuria (Zetterstedt , 1838), butcan be distiwistal from the latter by having the cerci of male straight in alteral view ; and with hook at apical Palt;posteri or margin of surstylus rather straight.Holotype , Yaan(Southern subarbs , 590m 30 00'N , 102 57' E), Dec. 25, 1985, Collected by Feng Yan; Pratype 1 1 , Yaan (Mt. Jinfeng, 860m ;29 59' N, 102 56'E), Dec .10, 1993 . Collector same as holotype .