Trieces Townes, 1946

Zhang, Ying, Sheng, Mao-Ling & Xiong, Zi-Cheng, 2016, A new species of Metopiinae (Hymenoptera, Ichneumonidae) parasitizing lepidopteran larvae in China, ZooKeys 572, pp. 71-79 : 72-73

Taxon classification Animalia Hymenoptera Ichneumonidae

Trieces Townes, 1946

Trieces Townes, 1946. Boletín de Entomologia Venezolana, 5:60. Type-species: Exochus texanus Cresson.

Diagnosis.

Interantennal process forming a triangular projection in front of antennal sockets. Anterior spur of mid tibia 0.25 × to 0.65 × length of posterior spur. Meso pleural suture indistinct or absent. Areolet absent. Lateral carina of first tergite weak or obsolescent. Second tergite with complete median and sublateral longitudinal carinae. Basal portion of sublateral longitudinal and median carinae of third tergite present. Epipleura of third to fifth tergites almost absent.

In Tolkanitz’s (2010) key to the species of Palaearctic fauna, the new species can be inserted as follows: