Alexeter
Förster, 1869
Species Guides
1Alexeter is a of ichneumonid wasps in the Ctenopelmatinae, tribe Mesoleiini. First described by Förster in 1869, the genus has a primarily Holarctic distribution with highest diversity in temperate regions, though also occur in mountainous areas of the Oriental and Neotropical regions. Species are koinobiont endoparasitoids of larvae ().
Pronunciation
How to pronounce Alexeter: //ælɪkˈsiːtər//
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Identification
within Alexeter are distinguished by color pattern, mandibular tooth structure, propodeal carinae configuration, fore wing length and venation patterns, ocellar measurements, first metasomal tergite dimensions, and flagellomere counts. The is characterized by features typical of Mesoleiini, though specific diagnostic traits require examination of multiple morphological characters.
Habitat
Middle to high elevation mountains; in Taiwan recorded from 1200–3450 m. Temperate and montane forest predominate.
Distribution
Europe, Asia, and North America (Holarctic primary range); mountainous regions of the Neotropics and Oriental region including Taiwan. Distribution records include Denmark, Norway, and Sweden.
Host Associations
- Tenthredinoidea - larval
Life Cycle
Koinobiont endoparasitoid of larval (). The develops inside the living larva, allowing the host to continue feeding and growing before eventually killing it.
Ecological Role
of larvae, contributing to of in forest and montane .