小腹茧蜂属一新种和一新记录种（膜翅目：茧蜂科：小腹茧蜂亚科）

记述采自湖北、浙江、广东等省的小腹茧蜂属Microgaster Latreille一新种和一中国新记录种：神农架小腹茧蜂Microgaster shennongjiaensis sp.nov.和新小腹茧蜂Microgaster novicius Marshall 1885。模式标本保存在浙江大学植物保护系寄生蜂标本室。

ONE NEW SPECIES AND A NEW RECORD SPECIES OF MICROGASTER LATREILIE (HYMENOPTERA)FROM CHINA

This paper deals with one new species and one new record species of the genus Microgaster Latreille(Hymenoptera:Braconidae:Microgas trinae) Collected from Zhejiang and Guangdong provinces in China.All the specimens are deposited in the Insect Collection of Plant Protection Department,Zhejiang Univesity. 　　1.Microgaster shennongjiaensis xu et He,sp.nov(Fig.1～5) 　　This species is closely related to M.hospes Marshall 1885,but differs from the latter in the combination of the following features:(1)Penultimate joint of antenna 1.5 times as long as wide;(2)OD 3 times as long as APOL;(3)Inner spur of hind tibia much longer than outer one;(4)Legs reddish yellow but apical 1/4 of hind leg blackish;(5)Hairy part of ovipositor sheath 0.75 times as long as hind tibia. 　　Holotype ♀,Shennongjia (31.7° N,110.7° E)，Hubei Province,28.Ⅷ.1982,coll.by He Junhua,No.825855.Paratypes:1♀4♂♂,Shennongjia,Hubei Province,25-28.Ⅷ.1982,coll.by He Junhua,Nos.825852,825390,825391,825531. 　　2.Microgaster novicius Marshall 1885 　　This species is first recorded from China. 　　Synopsis:(1)1-SR very short,only 0.25 times as long as 1-M;(2)Hairy part of ovipositor sheath 1/3-1/2 part of hind tibia in length;(3)1-R1 4 times as long as its distance from apex of radial cell;(4)Areola triangle;(5)Posterior edges of T3 and T4 reddish yellow;(6)Hypopygium long,highly sclerotized and tightly folded without larteral creases. 　　1♀3♂♂,Tianmushan (30.3°　N,119.4° E),Zhejiang Province,11.Ⅳ.1993,coll.by Chen Xuexin,Nos.922495,935054,935115,935135;3♂♂,Tianmushant (30.3°　N,119.4° E),Zhejiang Province,2-4.Ⅳ.1990.coll.by He Junhua,Nos.904118,904126,904172;1♂,Moganshan (30.6° N,119.8° E),Zhejiang Province,11.Ⅵ.1992,coll.by Lin Wei,No.923006;1♂,Shaoguan (24.7° N,113.6° E),Guangdong Province,coll.by He Junhua,No.921935.