Dibrachys confusus (Girault, 1916), new record to China

Jiao, Tian-yang, Yao, Qin-ying & Xiao, Hui, 2017, Review of Dibrachys Foerster from China (Hymenoptera, Chalcidoidea, Pteromalidae), ZooKeys 656, pp. 123-149 : 133

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/27B893CF-8019-8083-4F95-34209D705066

treatment provided by

ZooKeys by Pensoft

scientific name

Dibrachys confusus (Girault, 1916), new record to China
status

 

Dibrachys confusus (Girault, 1916), new record to China View in CoL Figs 19-22

Coelopisthia confusus Girault, 1916a: 246.

Dibrachys confusus (Girault): Peck 1951: 554; Grissell 1974: 318; Burks 1979: 828.

Diagnosis.

Body slightly slender (Figs 19, 20), about 2.6 mm. Head in frontal view (Fig. 21) 1.15 × as wide as high; antennal scrobe extending upwards and not reaching anterior ocellus; antennal insertion slightly above lower ocular line; lower face flat; clypeus with transverse striation and lower margin protruding, emarginate with two blunt teeth. Antennal scape slightly shorter than eye height (0.91 ×) but reaching lower margin of anterior ocellus; length of pedicel and flagellum combined shorter than head width; anelli transverse; each funicular segment slightly longer than its broad respectively. Head in dorsal view with width 2 × length; eye length 1.87 × temple length; POL 1.46 × OOL. Mesosoma 1.43 × as long as broad, mesoscutum with regular sculpture. Propodeum with median carina complete (Fig. 22), plicae complete and parallel anteriorly. Fore wing 2.38 × as long as broad; submarginal vein 2.37 × as long as marginal vein; marginal vein 1.72 × as long as postmarginal vein; stigmal vein as long as postmarginal vein. Gaster 2 × as long as broad, narrower than thorax width.

Material examined.

China: 3♀, Beijing: Yuanmingyuan Imperial Garden, 2.VI.1984, ex. larvae of Lymantria dispar (L.), leg. Ding-Xi Liao.

Hosts.

De Santis (1983) reported Megachile rotundata (Fabricius) ( Hymenoptera : Megachilidae ) as a host and here we record the larvae of Lymantria dispar (L.)( Lepidoptera : Lymantriidae ).

Distribution.

China (Beijing); Palearctic, Nearctic and Neotropical regions.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Pteromalidae

Genus

Dibrachys