Ethillini
Genus Guides
1Ethillini is a tribe of tachinid flies within the Exoristinae. The tribe comprises approximately 13 distributed across multiple continents. Members are flies, with larvae developing in or on other insects. The tribe was established to accommodate genera with shared morphological characteristics related to structure and male terminalia.
Pronunciation
How to pronounce Ethillini: /ɛˈθɪlɪnaɪ/
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Identification
Ethillini can be distinguished from other Exoristinae tribes by features of the male terminalia, particularly the structure of the and surstyli. The tribe generally exhibits reduced facial carina and specific patterns of bristle arrangement on the . However, definitive identification to tribe level requires examination of genitalic characters and is not reliably achieved from external alone.
Distribution
within Ethillini occur across multiple biogeographic regions including the Palearctic, Afrotropical, Oriental, and Australasian regions. The genus Ethilla has a primarily Palearctic and Oriental distribution, while Gynandromyia and Atylomyia are more broadly distributed in the Old World tropics.
Ecological Role
As members of Tachinidae, Ethillini function as , contributing to of their insects. The tribe represents part of the diverse tachinid parasitoid complex in various terrestrial .
Similar Taxa
- BlondeliiniBoth tribes belong to Exoristinae and share general tachinid body plan; Blondeliini typically exhibits more prominent facial carina and different male terminalia structure.
- EryciiniAnother Exoristinae tribe with overlapping distribution; Eryciini generally shows distinct differences in abdominal bristle patterns and phallus .