Neochrysocharis

Kurdjumov, 1912

Neochrysocharis is a of small in the . in this genus are of leafmining , particularly . Some species exhibit -feeding and possess both thelytokous () and (sexual) reproductive strains. Multiple species have been evaluated as agents for pests in agricultural systems.

Neochrysocharis by (c) Casey H. Richart, some rights reserved (CC BY), uploaded by Casey H. Richart. Used under a CC-BY license.

Pronunciation

How to pronounce Neochrysocharis: /ˌniː.oʊˌkrɪsoʊˈkɑːrɪs/

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Habitat

Vegetable agroecosystems; associated with supporting leafmining

Distribution

China; Indonesia; Vietnam; Southeast Asia; Argentina; India (Madhya Pradesh); United States (California, Florida); Canary Islands; Beijing

Diet

-feeding ; parasitizes and feeds on larval stages of leafmining

Host Associations

  • Agromyzidae - primary leafmining
  • Liriomyza - including L. chinensis, L. trifolii
  • Liriomyza trifolii -
  • Tuta absoluta - South tomato , tomato (: )
  • Letana - : ; record from India

Life Cycle

Larval ; development occurs inside

Behavior

-killing behaviors include , host-feeding, and host-stinging; can directly parasitize and feed on 1st-3rd host but kills 4th instar larvae only by host-stinging without successful development; exhibits host searching and behaviors affected by exposure

Ecological Role

agent for pests; in programs for vegetables and tomato

Human Relevance

Evaluated and mass-reared as agent for agricultural pests including Tuta absoluta and Liriomyza ; thelytokous strains show greater potential than strains with higher and -killing rates; sensitivity to certain (imidacloprid and ethofenprox highly toxic; pymetrozine harmless) affects integration into programs

Similar Taxa

  • Diglyphus isaeaCoexisting -feeding of in same agroecosystems; compared in studies
  • ClosterocerusFormerly treated as synonym; Neochrysocharis reinstated as valid based on morphological and biological differences

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Sources and further reading