Original description

Hansson, C. 2002. Eulophidae of Costa Rica, 1. Memoirs of the American Entomological Institute, 67:50.

Synonyms

None.

Diagnosis

Female flagellum ą flattened and stout, flagellomeres with anterior margin ą straight (i.e. not narrowed off); footpads enlarged (frequently shrivelled-up on dried specimens); malar sulcus missing; female vertex and upper frons in same plane; thoracic dorsum weakly convex, almost flat; scutellum transverse, 0.8X as long as wide; mesoscutum and scutellum with engraved reticulation; propodeum with two large anterolateral foveae. Similar to carballoi, but differs in having vertex and upper frons in same plane, and scape more stout.

Distribution

Brazil, Costa Rica, Ecuador, Panama, Trinidad & Tobago.

Biology

Parasite in eggs of Microctenochira fraterna, Microctenochira sp. and Xenocassis ambita (Coleoptera: Chrysomelidae).

Depository of primary type

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

Emersonella planiceps Hansson, antenna lateral, female.	Emersonella planiceps Hansson, antenna lateral, male.	Emersonella planiceps Hansson, head frontal, female.	Emersonella planiceps Hansson, vertex, female.
Emersonella planiceps Hansson, head lateral, female.	Emersonella planiceps Hansson, head lateral, male.	Emersonella planiceps Hansson, head and thoracic dorsum, female.	Emersonella planiceps Hansson, thoracic dorsum, female.