Dryinus orientalis ( Olmi, 1984 )

Xu, Zaifu, Olmi, Massimo & He, Junhua, 2013, Dryinidae of the Oriental region (Hymenoptera: Chrysidoidea), Zootaxa 3614 (1), pp. 1-460 : 304

4. Dryinus orientalis ( Olmi, 1984)

( Plates 86D , 87A )

Mesodryinus orientalis Olmi 1984: 1012

Dryinus orientalis (Olmi) : He & Xu 2002: 253: Mita & Okajima, 2012: 154.

Description of Female. Fully winged; length 5.6–6.2 mm. Head black, except mandible and part of clypeus testaceous; antenna brown, except segments 1–2 testaceous; mesosoma and metasoma black; legs testaceous, except metacoxa proximally black. Antenna clavate; antennal segments in following proportions: 14:9:39:19:15:11:9:8.5:8:10. Head shiny, strongly reticulate rugose, with areolae wide; frontal line complete; occipital carina complete; occiput smooth, shiny, unsculptured; posterior ocelli touching the occipital carina; temple absent; POL = 7; OL = 4; OOL = 10. Pronotum ( Plate 86D ) almost flat, shiny, smooth, with weak transverse keels around disc; pronotal tubercle not reaching tegula. Scutum reticulate rugose, except median region completely or partly granulated. Notauli absent. Scutellum reticulate rugose, except median region granulated. Metanotum reticulate rugose. Propodeum reticulate rugose; posterior surface with two longitudinal keels and transversely striate. Fore wing hyaline, without dark transverse bands; distal part of stigmal vein much longer than proximal part (18:13). Protarsal segments in following proportions: 11:2:4.5:11:19. Segment 3 of protarsus produced into hook. Enlarged claw spatulate ( Plate 87A ), without one single subapical tooth, with six small distal teeth and three–four distal lamellae. Segment 5 of protarsus ( Plate 87A ) with inner margin straight, without distal prominence, with two rows of about 38 lamellae extending continuously to distal apex. Tibial spurs 1/1/2.

Male. Unknown.

Material examined. Type: holotype ♀: CHINA: Guangdong, Le-chang (=Loh-chang) District ( BPBM) . Other material. CHINA: Taiwan, Pingtung, Ouluanpi , 24.III.1982, T. Lin & S.C. Lin leg., 2♀♀ ( TARI, AMNH) ; LAOS: Khammouan, 4 Km E Thakhek , 17°26'N 104°52'E, 169 m, M. Watanabe & J. Kantoh leg., 1♀ ( ELTU) (Mita & Okajima, 2012).

Hosts. Unknown.

Distribution. China ( Taiwan, Guangdong), Laos (Khammouan).

Figures

PLATE 86. A, D. Pronotum in lateral view, holotypes. B, C, E. Chelae, holotypes. A. Dryinus barbarus. B. D. asiaticus. C. D. barbarus. D. D. orientalis. E. D. gibbosoides. Scale bar 1.24 mm for A, 0.16 mm for B, 0.36 mm for C, 1.53 mm for D and 0.22 mm for E. (From Olmi 1984).

PLATE 87. A, C. Chelae, holotypes. B. Pronotum, lateral view, holotype. A. D. orientalis. B, C. D. peterseni. Scale bar 0.21 mm for A, 0.91 mm for B and 0.16 mm for C. (From Olmi 1984).