Rogichneumon braconidicus, Kopylov & Zhang & Zhang, 2021

Kopylov, Dmitry S., Zhang, Qi & Zhang, Hai-Chun, 2021, The Darwin wasps (Hymenoptera: Ichneumonidae) of Burmese amber, Palaeoentomology 4 (6), pp. 592-603 : 599-601

Rogichneumon braconidicus sp. nov.

( Fig. 6 )

LSID: urn:lsid:zoobank.org:act:BC7E46FB-890D-447DBEA7-BF7B3A0D67C9

Holotype. NIGP174884 , sex unknown. Body wellpreserved and clearly visible, except missing last metasomal segments; wings ragged, but venation clear and easily recovered.

Material. Holotype only.

Etymology. The species name refers to similarities in venation with Braconidae .

Diagnosis. As for genus, by monotypy.

Description. Ocellar triangle prominent, distance between ocelli 1.5× as long as ocellus diameter, distance between eye and lateral ocellus 2× as long as ocellus diameter. Antennae filiform, 1.1× as long as wing length; scape fused, 2× as long as wide, pedicel cylindric, 1.3× as long as wide, 0.5× as long as scape; first flagellomere 1.2× as long as 2-nd one, posterior flagellomeres gradually shortening from base to apex, subapical flagellomere 0.3× as long as the 1-st, apical flagellomere as long as subapical one. Mandibles robust.

Fore wing with pterostigma 2.9× as long as wide, with r-rs issuing from its midlength; 1-Rs&1-M 1.3× as long as r-rs; 2-Cu 1.7× as long as 1-Cu; 2-Rs+M 1.4× as long as 1m-cu, short ramulus present; 2-Rs as long as 2+3M; r-rs 1.4× as long as distance between r-rs and mcu; 2m-cu straight, slightly reclined.

Hind wing with 6 distal notauli; 1-M as long as r-m.

Measurements. Fore wing length 2.2 mm, width 0.9 mm; hind wing length 1.6 mm, width 0.4 mm; antennal length 2.4 mm; estimated body length 3.2 mm.

Figures

FIGURE 6. Rogichneumon braconidicus sp. nov., holotype NIGP174884. A, Lateral view. B, Dorso-lateral view. C, Wings. D, Metasomal articulation, dorso-lateral view. E, Wings in transmitting light. F, Head, lateral view. G, Head and mesonotum, dorsolateral view. H, Hind wing. I, Habitus drawing. Scale bars = 1 mm in A–C, E, H and I, and 0.2 mm in D, F and G.