Asecodes erxias (Walker, 1848)

forewing
Asecodes erxias
mesosoma
antenna
head
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Distribution

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Hosts

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Biology

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Comments

Classification

Superfamily : Chalcidoidea
Family : Eulophidae
Subfamily : Entedoninae

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  In addition to characters for the genus Asecodes.
Forewing with 2 distinct lines of setae radiating from stigmal vein towards apex of wing, without a line of setae radiating towards base of wing.
Dorsum of thorax black, with at most a very slight metallic shine.

Diagnosis

 
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Distribution

This species is known from throughout the Holarctic Realm, and is newly recorded in Southeast Asia (Vietnam) in these studies.


Hosts

A. erxias has a quite wide host range, including leafminers in the Agromyzidae (Diptera), Gracillariidae, Lyonetiidae, Yponomeutidae (Lepidoptera) and Tenthredinidae (Hymenoptera); as well as the eggs of Cerambycidae and Chrysomelidae (Coleoptera) Noyes 2002; 2003.

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Biology

This species is an endoparasitoid of leafminer larvae or eggs of some beetles, and can act as a facultative hyperparasitoid


Comments

A. erxias is not common in the study region, and does not appear to be a good candidate to supply good levels of biological control.

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