Trichogrammatidae

Family of wasps

The Trichogrammatidae are a family of small endoparasitoid wasps in the superfamily Chalcidoidea that include some of the smallest of all insects, with most species having adults less than 1 mm in length, with species of Megaphragma having an adult body length less than 300 μm. Over 840 species are placed in about 80 genera; their distribution is worldwide.

This keyword could refer to multiple things. Here are some suggestions: