Review of Dibrachys Foerster from China (Hymenoptera, Chalcidoidea, Pteromalidae)
Author
Jiao, Tian-yang
Author
Yao, Qin-ying
Author
Xiao, Hui
text
ZooKeys
2017
656
123
149
http://dx.doi.org/10.3897/zookeys.656.11373
journal article
http://dx.doi.org/10.3897/zookeys.656.11373
1313-2970-656-123
11FEFBEC24EA4AD6BF7EE01809E4112D
Dibrachys
Foerster
, 1856
Dibrachys
Foerster
, 1856: 65. Type-species:
Pteromalus boucheanus
Ratzeburg, designated by
Thomson 1878
: 47 (=
Diplolepis microgastri
Bouche
, 1834: 168).
Dibrachys
Foerster
:
Dalla Torre 1898
: 155;
Graham 1969
: 804-814;
Wallace 1973
: 175-176;
Boucek
1993
: 1259;
Yang 1996
: 196-201, 323-324.
Coelopisthoidea
Gahan, 1913: 178-183. Type-species:
Coelopisthoidea cladiae
Gahan, 1913: 178-183. Synonymized by
Girault 1916b
: 408;
Boucek
1988
: 434.
Diagnosis.
Body dark green. Head in frontal view round; antennal insertion placed on lower ocular line and face not protuberant at antennal insertion; antennal formula 11263 (rarely 11353); lower margin of clypeus with two sinuate teeth; both mandibles with four teeth or right mandible with four teeth and left mandible with three teeth; head in dorsal view with occiput margined by blunt or sharp, transverse ridge. Mesosoma slightly convex; pronotal collar not margined or slightly carinate medially; notauli incomplete and inconspicuous; scutellum without frenal groove; propodeum with plica complete, median carina developed or not. Fore wing without marginal fringe or at least bare between postmarginal vein and wing apex; postmarginal vein short, only inconspicuously longer than stigmal vein. Hind tibia with one spur. Gaster ovate.
Distribution
.
Widespread world-wide distribution, see
Noyes (2016)
. China: Heilongjiang, Jilin, Liaoning, Inner Mongolia, Beijing, Hebei, Shanxi, Shandong, Henan, Shaanxi, Ningxia, Gansu, Qinghai, Xinjiang, Jiangsu, Shanghai, Anhui, Zhejiang, Hubei, Jiangxi, Hunan, Guangxi, Sichuan, Guizhou, Yunnan and Tibet.