Antrocephalus lugubris (Masi, 1932)

Binoy, C., Nivetha, S. & Arulprakash, R., 2024, Chalcidid parasitoids (Hymenoptera: Chalcididae) of Opisina arenosella (Walker) (Lepidoptera: Xyloryctidae) on coconut palm in southern India, Zootaxa 5537 (4), pp. 493-510 : 497

Antrocephalus lugubris (Masi, 1932)

( Figs 19–22 )

Material examined. 2♀ Kerala: Kasargod dt., on short palm near vegetable field, Periya , 29.ix.2018, Coll. C. Binoy.

Diagnosis. Body black; head wider than mesosoma ( Fig. 22 ), preorbital carina joining with auricular carina ( Fig. 20 , arrow); postorbital carina absent; scutellum with conspicuous medio-longitudinal furrow, apically narrowly pointed with narrow medial split ( Fig. 22 , arrow); propodeal tooth well pronounced, directed upwards; metacoxa with conspicuous dorsobasal tooth ( Fig. 21 , arrow); metafemur without an inner basal tooth; metasoma acuminate apically; Gt 1 basally with fovea, acarinate.

Figures

FIGURES 19–22. Antrocephalus lugubris (Masi, 1932), female. 19, habitus, lateral view; 20, head, frontal view, arrow points to preorbital carina meeting auricular carina; 21, hind leg, outer view (arrow points to dorsomesal tooth on metacoxa); 22, habitus, dorsal view.