Dibrachys Foerster , 1856

Jiao, Tian-yang, Yao, Qin-ying & Xiao, Hui, 2017, Review of Dibrachys Foerster from China (Hymenoptera, Chalcidoidea, Pteromalidae), ZooKeys 656, pp. 123-149 : 126-127

publication ID

https://dx.doi.org/10.3897/zookeys.656.11373

publication LSID

lsid:zoobank.org:pub:11FEFBEC-24EA-4AD6-BF7E-E01809E4112D

persistent identifier

https://treatment.plazi.org/id/1868C077-4EAF-CC9A-5DC9-8843709B9465

treatment provided by

ZooKeys by Pensoft

scientific name

Dibrachys Foerster , 1856
status

 

Dibrachys Foerster, 1856 View in CoL View at ENA

Dibrachys Förster, 1856: 65. Type-species: Pteromalus boucheanus Ratzeburg, designated by Thomson 1878: 47 (= Diplolepis microgastri Bouché, 1834: 168).

Dibrachys Förster: Dalla Torre 1898: 155; Graham 1969: 804-814; Wallace 1973: 175-176; Bouček 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; Bouček 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.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Pteromalidae