Astata obscura Arnold, 1932

Jacobs, Hans-Joachim, 2023, Astata Latreille, 1796 (Hymenoptera, Astatidae) from Africa, south of the Sahara, Contributions to Entomology 73 (2), pp. 251-267 : 251

Astata obscura Arnold, 1932

Type.

♀ ♂ syntypes, Zimbabwe, Sanyati Valley (SAM) .

Material.

No material examined.

Description male

(after Arnold 1932). Habitus. Body length 8 mm. Head. Black. Clypeus and face finely punctate. Frons moderately shiny, smooth around the front ocellus. Gena and occiput with dense white pubescence. Antenna. Black; slender, antennomere III about 4 × as long as apically wide. Thorax. Black. Tegula dark reddish-brown. Mesoscutum closely and finely punctate; posterior in the middle smooth with scattered punctures. Wings. Forewing hyaline with pale yellow tinge, veins and pterostigma pale brown. Legs. Coxae, trochanters and femora black, tibiae and tarsi ferruginous. Propodeum. Black. Dorsal surface glabrous, reticulate. Lateral and posterior surfaces reticulate-rugose, with white setae. Metasoma. Tergum I and sterna I-II black, following segments ferruginous. Tergite I with rugose sculpture and shallow punctures.

Description female

(after Arnold 1932). Habitus. Body length 8 mm. Head. Black with white setae. Mandible ferruginous, except black apex. Middle clypeal lobe dark reddish-brown; short, rectangular, with straight front margin. Frons shiny with coarse punctures and smooth area before the front ocellus. Vertex shiny, with coarse and scattered punctures. Gena smooth and shiny. Antenna. Black. Short and stout, antennomere III about 2.3 × as long as apically wide and as long as antennomere IV. Thorax. Black with white setae. Pronotal collar shiny, finely punctate mesally. Tegula dark reddish-brown. Mesoscutum shiny, closely punctate in the anterior third, scattered in the posterior surface. Mesopleuron shiny, with scattered and shallow punctures. Wings. Forewing hyaline with pale yellow tinge, veins and pterostigma pale brown. Legs. Black; tips of femora, tibiae and tarsi red. Spines black. Forebasitarsus with four rake spines. Femora with white erect setae. Propodeum. Black. Dorsal surface glabrous, reticulate. Lateral and posterior surfaces coarsely rugose-reticulate, white erect whitish pubescence. Metasoma. Black, terga I-II dark ferruginous towards apex, the remaining segments pale brownish ferruginous. Tergum I with white erect pubescence. Pygidial area like an equilateral triangle. Sternum II with white setae, posterior margins of following sterna with short white bristles.