Taxonomic studies on chalcid wasps (Hymenoptera: Chalcidoidea: Chalcididae) of Goa, India, with an illustrated key to genera and species Author Gawas, Sandesh M. School of Sciences (SoS), Jain University, Bangalore, India; Author Gupta, Ankita Division of Germplasm Collection and Characterisation, ICAR - National Bureau of Agricultural Insect Resources, Bengaluru, India text Journal of Natural History 2024 2024-03-22 58 9 - 12 342 381 http://dx.doi.org/10.1080/00222933.2024.2315671 journal article 10.1080/00222933.2024.2315671 1464-5262 11059701 Key to species of Antrocephalus Kirby, 1883 1. T 1 without longitudinal carinae ( Figure 66 ); scutellum with median fovea...................... .................................................................................... A. neogalleriae Narendran and Achterberg – T 1 with a pair of longitudinal carinae ( Figure 67 ); scutellum without fovea ............... 2 2. Genotemporal furrow absent ( Figure 71 ).................................................. A. decipiens (Masi) – Genotemporal furrow present ( Figure 72 ).................................................................................. 3 3. Genotemporal furrow shallow ( Figure 72 )...................... ...................... A. ryukyuensis Habu – Genotemporal furrow deep ( Figures 73,74 )............................................................................... 4 4. Longitudinal carinae extending up to half the length of T 1 ( Figure 68 )............................. ......................................................................................................................... A. cariniaspis (Cameron) – Longitudinal carinae less than one-fourth the length of T 1 ( Figure 67 )........................ 5 5. Post-marginal vein as long as marginal vein ( Figure 69 )...................................................... 6 – Post-marginal vein 1.25× to 1.5× marginal vein ( Figure 70 )............................................... 7 6. Head with a sharp angle in front of eyes in lateral view ( Figure 74 ).................................... .............................................................................................................................. A. fascicornis (Walker) – Head without sharp angle in front of eyes in lateral view ( Figure 73 )................................. .................................................................................................................................. A. dividens (Walker) 7. Teeth on ventral margin of hind femur occupying 0.7× length of the femur ( Figure 77 ); apex of scutellum deeply emarginate ( Figure 75 ).............................. ...................................................................................................................... A. nasutus (Holmgren) – Teeth on ventral margin of hind femur occupying less than 0.7× length of the femur ( Figure 78 ); apex of scutellum weakly emarginate ( Figure 76 ).......................................... 8 8. Hind femur red ( Figure 78 )................................................................ A. phaeospilus Waterston – Hind femur black with base and apex red ( Figure 79 ).......... A. validicornis (Holmgren)