The family Mymaridae is one of the most distinctive families of Chalcidoidea and includes the smallest known insect. All mymarids are egg parasitoids, with 2 known exceptions (Huber et al., 2009). Among recently collected chalcidoid wasps from Roudsar (51.33°38″N, 47.94°94″E), in eastern Guilan Province (on the coast of the Caspian Sea), we found 4 female specimens of Mymar (Hymenoptera: Chalcidoidea) in a Malaise trap set up in a rice field in August 2012. Specimens were slide-mounted. Identification was made by the second author and confirmed by Dr SV Triapitsyn. Specimens were deposited in the insect collection of the