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horismenoides Hansson

Emersonella horismenoides Hansson, antenna lateral, female.

Emersonella horismenoides Hansson, antenna lateral (excl. apical 2 flagellomeres), male.

Emersonella horismenoides Hansson, thoracic dorsum, female.

Original description

Hansson, C. 2002. Eulophidae of Costa Rica, 1. Memoirs of the American Entomological Institute, 67:73.




Pedicel yellowish-brown; malar sulcus present; thoracic dorsum moderately convex; scutellum as long as wide, with a complete median groove and with lateral mesh rows (i.e. as in genus Horismenus); propodeum with a short wide anteromedian fovea, with two small anterolateral foveas, foveas with longitudinal carinae, without curved carinae from upper corners of petiolar foramen, with plicae; fore wing speculum open below; postmarginal vein longer (1.3X) than stigmal vein; female gaster elongate with pointed apex, last tergite 1.4X as long as width of base.


Costa Rica, Panama.


Parasite in eggs of Cistudinella foveolata (Coleoptera: Chrysomelidae).


Depository of primary type

Holotype female in Natural History Museum (BMNH), London, England.