Alysiinae

Morphology

well developed Mandibles, turned towards outside (exodontes).
Sometimes apterous

Taxonomy

Tribe: Dacnusinii (41 kinds)

2nd vein cubital goes away.

They all are endoparasitoïdes larval recluses of Diptère S Cyclorraphes. Much is solitary, but the Aphaereta are gregarious.

Kinds:
Alloea
Alysia
Amyras Nixon (1 species)
Antrusa Nixon (1espèce)
Aphaereta
Aspitola
Chaenusa Haliday (1 species)
Chorebus
Cratospila
Dacnusa Haliday (22 species)
Dapsilarthra
Exotela Förster (6 species)
Gnathopleura
Lepton Zetterstedt (7 species)
Phaenocarpa
Protochorebus Perepechayenko (1 species)
Protodacnusa Griffiths (5 species)
Sarops Nixon (1 species)
Synelix Förster (1 species)
Trachionus Haliday (= Symphya Förster)

Biology

The tribe of Dacnusinii parasitizes quasi exclusively Agromyzidae and are rather specific. Dacnusa siberica is used in biological Lutte in Europe in cultures under greenhouse. The tribe of Alysiines parasitizes 25 families different of Cyclorraphes: the Phaenocarpa parasitize Anthomyiidae and Scatophagidae . The Alloea parasitize of Lonchopterides and the Gnathopleura parasitize Muscoides calyptères.

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