Abstract
A new species of Metopiinae, Trieces etuokensis Sheng, sp. n., is described and illustrated. Specimens were reared from two species of Lepidoptera: Bazaria turensis (Ragonot, 1887) (Pyralidae) from Balong, Dulan, Qinghai Province, and an unidentified psychid (Psychidae) from Mukainor, Etuoke, Inner Mongolia Autonomous Region, China. The new species is characterized by a yellow face and clypeus, fore and middle femora and hind tibia mainly black, antennae slightly longer than head and mesosoma combined, with 17 flagellomeres, occipital carina entirely absent, and the hind femur being compressed, 2.5 times as its long as maximum width.
Highlights
Trieces Townes, 1946 (Hymenoptera, Ichneumonidae, Metopiinae) comprises 68 species (Tolkanitz 2010, Yu et al 2012), of which 13 are from the Eastern Palaearctic Region (Tolkanitz 2010)
No species of Trieces have been reported from China to date
The known hosts of Trieces Townes mainly belong to the lepidopteran families Elachistidae (Bradley 1974), Geometridae (Petrice, et al 2004), Tortricidae (Walley 1969) and Yponomeutidae (Gencer 2003, Yu et al 2012)
Summary
Trieces Townes, 1946 (Hymenoptera, Ichneumonidae, Metopiinae) comprises 68 species (Tolkanitz 2010, Yu et al 2012), of which 13 are from the Eastern Palaearctic Region (Tolkanitz 2010). One new species of Trieces is reported, reared from the pupae of Bazaria turensis (Pyralidae) and an unidentified psychid (Psychidae). Holotype female reared from pupa of unidentified psychid moth on 27 October 2014, CHINA: Mukainor, 1476m, Etuoke, Inner Mongolia Autonomous Region, Mao-Ling Sheng.
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