Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 92. (Budapest 2000)
Papp, J.: First synopsis of the species of obscurator species-group, genus Bracon, subgenus Glabrobracon (Hymenoptera: Braconidae, Braconinae)
DESVOIDY, Sitarea lurida LOEW, Tephritis pulchra LOEW, Trypeta cylindrica ROBINEAU-DESVOIDY. Syrphidae: Cheilosia alpipila MEIGEN. - Hymenoptera. Cephidac: Hartigia xanthostoma EVERSMANN (from stem of Filipendula ulmaria). Eurytomidae: Bruchophagus roddi GUSSAKOVSKY. - The species printed in italics are authenticated as host. On the other hand, the species printed in Roman type are in need of confirmation as host. Distribution - Frequent to common in the Palaearctic Region. Taxonomic position - Within the subgenus Glabrobracon the species Bracon obscurator is the type species of the obscurator species-group and stands nearest to B. parvulus WESMAEL, their distinction is disclosed in the key-couplets 16(15) - 18 (17), p. 233. Bracon (Glabrobracon) pachyceri QuiNTARET,$o* (Figs 71-73) Bracon pachyceri QUINTARET, 1912: Bull. Soc. linn. Provence (Marseille) 4: 219 Ç<3\ type locality: France (Provence?), depository of syntype series unknown. Bracon (Glabrobracon) pachyceri: SHENEFELT 1978: 1578 (literature up to 1936). BEYARSLAN & FISCHER 1990: 142 (in key). Specific features of the females (2 Ç) - Body 2-3.2 mm long. Antenna as long as body and with 22-29 antennomeres. Penultimate flagellomere as long as broad. Head in dorsal view (Fig. 71) less transverse, 1.6-1.7 times as broad as long, eye 1.3-1.5 times as long as temple, temple rounded. Horizontal diameter of oral opening one-third to one-fourth longer than shortest distance between opening and eye. Head polished, face laterally subgranulate. - Propodeum polished. Hind femur 3.5-3.6 times as long as broad medially (cf. Fig. 62-63). Claw as in Fig. 64. - Pterostigma (cf. Fig. 41) 2.6-3 times as long as wide and issuing r proximally from its middle. Second submarginal cell long, 3-SR 1.3-1.6 times as long as 2-SR, 4-SR reaching tip of wing. - First tergite (Fig. 72) quadrate, as long as broad behind or slightly longer, beyond pair of spiracles with diverging sides. Tergites 2-3 equal in length, second tergite 2.8-3 times as long behind as long. Suture between tergites 2-3 straight, weak and smooth. Ovipositor sheath as long as hind tibia. - Body black. Palpi dark brown. Tegula and legs blackish. Wings more or less fumous, pterostigma and veins dark brown to brown. Specific features of the males (9 <§) - Similar to the female. Body (2-)2.3-3 mm long. Antenna with (20-)28-32 antennomeres. First tergite 1.2-1.3 times as long as broad behind, its lateral rim usually smooth (Fig. 73). Host - Pachycerus varius HERBST (Col. Curculionidae). Distribution - France, *Sweden, *Czech Republic, *Hungary, *Bulgaria, ^Turkey. Taxonomic position - 1) Within the subgenus Glabrobracon the species Bracon pachyceri is nearest to B. obscurator NEES, their distinction is given in the following key:
