Brachymeria margaroniae Joseph, Narendran & Joy, 1973

Narendran, T. C. & van Achterberg, Cornelis, 2016, Revision of the family Chalcididae (Hymenoptera, Chalcidoidea) from Vietnam, with the description of 13 new species, ZooKeys 576, pp. 1-202 : 44

Taxon classification Animalia Hymenoptera Chalcididae

Brachymeria margaroniae Joseph, Narendran & Joy, 1973

Brachymeria margaroniae Joseph, Narendran & Joy, 1973: 108 (♂, India (BMNH)).

Brachymeria (Brachymeria) josephi Husain & Agarwal, 1982b: 507 (♀, India, Uttar Pradesh (ZDAMU) (synonymised with Brachymeria margaroniae Joseph, Narendran & Joy by Narendran 1989)).

Material.

1 ♀ (BPBM), "Vietnam, 8-16.xi.1960, C.M. Yoshimoto".

Diagnosis.

This species comes near Brachymeria jayaraji Joseph, Narendran & Joy in having similar colour of hind tibia but differs from Brachymeria jayaraji in having: 1) area below scrobe with a raised, smooth, median portion (in Brachymeria jayaraji area below scrobe with raised median portion absent) 2) apex of scutellum wide and slightly emarginated (in Brachymeria jayaraji apex of scutellum narrower and not at all emarginated) and 3) hind femur black with apex yellow (in Brachymeria jayaraji hind femur usually red with a blackish patch near yellow apex).

Description.

♀♂, length of body 3.7-4.0 mm.

Colour. Black; tegulae yellow; coxae, trochanters and femora black except the distal tips of femora which are yellow; tibiae yellow except base of hind tibia reddish black extending to distal region along ventral margin with a slight extension in the middle towards dorsal region, tarsi yellowish.

Head. Pre-orbital carina faint, almost indistinct; post-orbital carina absent; anterior genal angle nearly rectangular; hind genal angle slightly obtuse and rounded off; area below scrobe with a raised median smooth portion. Antennal scape not exceeding anterior ocellus.

Mesosoma. Mesosoma provided with, reticulate, rounded, umbilicate and close pits; interstices of pits narrow and rugose; apex of scutellum very slightly emarginated.

Wings. Fore wing a little more than 2.5 × as long as wide; relative length of SMV = 34; parastigma = 3; MV = 14; PMV = 7; STV = 3.

Legs. Hind coxa without an inner ventro-mesal tooth; hind femur about 1.8 × as long as wide, with a row of 11 differently sized teeth on outer ventral margin; basal inner tooth on hind femur absent.

Metasoma. Metasoma longer than pronotum, mesoscutum and scutellum combined in ♀, pointed narrow apically. T1 shagreened.

Host.

Diaphania (= Margaronia ) indica ( Lepidoptera : Pyralidae ).

Distribution.

Vietnam, India and Philippines.