Two new Neotropical species of the tribe Sphaeromiini are described and illustrated, Mallochohelea limitrofe from Argentina and Uruguay, and Neobezzia wirthi from Argentina. The first species is only known from the female sex, being the second one described from both, female and male specimens.
Neotropical predaceous midges; Tribe Sphaeromiini; mallochohelea limitrofe n. sp.; Neobezzia wirthi n. sp.