Eretmocerus

Eretmocerus is a genus of parasitoid wasps; they parasitise immature whiteflies.

Diagnosis
Female with 5-segmented antennae with scape, pedicel, two funicular segments and club (club undifferentiated, often large and oar-shaped); male with 3-segmented antennae composed of scape, pedicel and club (club undifferentiated, elongate and exceptionally large). Forewing with stigmal vein very short; all tarsi with four segments.

Species
About 84 species have been described.

Species with known whitefly hosts include:
 * Eretmocerus antennator
 * Eretmocerus breviclavus
 * Eretmocerus californicus
 * Eretmocerus comperei
 * Eretmocerus corni
 * Eretmocerus delhiensis
 * Eretmocerus diversiciliatus
 * Eretmocerus eremicus
 * Eretmocerus flavus
 * Eretmocerus furuhashii
 * Eretmocerus gracilis
 * Eretmocerus gunturiensis
 * Eretmocerus haldemani
 * Eretmocerus hayati
 * Eretmocerus jimenezi
 * Eretmocerus joeballi
 * Eretmocerus longiscapus
 * Eretmocerus mundus
 * Eretmocerus neobemisiae
 * Eretmocerus orientalis
 * Eretmocerus paulistus
 * Eretmocerus portoricensis
 * Eretmocerus queenslandensis
 * Eretmocerus roseni
 * Eretmocerus rui
 * Eretmocerus serius
 * Eretmocerus staufferi
 * Eretmocerus tejanus
 * Eretmocerus trialeurodis