Summary
An illustrated key is given to the 6 species of Enicospilus found on the Galápagos Islands. Five, E. stylus, E. katanus, E. vidus, E. donor and E. ditor, are described as new and one Neotropical species, E. trilineatus (Brullé), is recorded for the first time from these islands. The relationships between the Galápagos and continental South American species are briefly discussed.