''Megaphragma'' is a wasp genus in the family

Trichogrammatidae The Trichogrammatidae are a family of tiny wasps in the Chalcidoidea Chalcid wasps (, , for their metallic colour) are insects within the superfamily Chalcidoidea, part of the order Hymenoptera. The superfamily contains some 22,500 known ...

. It contains two of the four smallest known insects, ''

Megaphragma caribea ''Megaphragma caribea'' is a species of wasp. It has been found acting as an egg parasitoid of ''Heliothrips haemorrhoidalis ''Heliothrips haemorrhoidalis'' is a species of thrips in the family Thripidae. It is most commonly known as the green ...

'' (170 μm) and ''

Megaphragma mymaripenne ''Megaphragma mymaripenne'' is a very small wasp. At 200 μm ( mm; inch) in length, it is the third- smallest extant insect, comparable in size to some single-celled organisms. It has a highly reduced nervous system, containing only 7,400 ...

'' (200 μm).

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Trichogrammatidae Taxa named by Philip Hunter Timberlake {{Chalcidoidea-stub