Thyreodon zitaniae, GAULD, 2004

Gauld, Ian D. & Janzen, Daniel H., 2004, The systematics and biology of the Costa Rican species of parasitic wasps in the Thyreodon genus-group (Hymenoptera: Ichneumonidae), Zoological Journal of the Linnean Society 141 (3), pp. 297-351 : 301

8. Propodeum moderately coarsely reticulate with a sharp longitudinal crest above and behind spiracle, and with a distinct zigzag carina extending backwards from this ridge along the lateral margin of the dorsal surface of the propodeum; wings uniformly black ( Fig. 13); entire central part of mesopleuron, from upper end of epicnemial carina to hind margin, smooth and polished, impunctate..................................... 13. zitaniae

– Propodeum finely wrinkled, rounded above and behind spiracle, and without a zigzag carina extending backwards laterally; wings black with a central hyaline area ( Fig. 14); central part of mesopleuron punctate, except near hind margin.............................9