A new species of the extinct genus Microphorites Hennig (Dolichopodidae: Microphorinae) is described from a single male preserved in Late Cretaceous (Cenomanian to Santonian) Vendean amber (NW France). Microphorites magaliae n. sp., is mostly characterized by large compound eyes, flagellomere I with base bulbous and abruptly tapering to slender apex, thorax strongly hump-backed, with numerous a...

The Costa Rican Systenus Loew (Diptera: Dolichopodidae: Medeterinae) are described, illustrated and keyed, and comprise nine new species: Systenus divericatus sp. nov., S. eboritibia sp. nov., S. emusorum sp. nov., S. flavifemoratus sp. nov., S. maculipennis sp. nov., S. naranjensis sp. nov., S. parkeri sp. nov., S. tenorio sp. nov., and S. zurqui sp. nov. Eight species are known only from Mala...

The Neotropical species of the new tribe Dactylomyiini comprising the genera Argentinia PARENT, Dactylomyia ALDRICH, Macrodactylomyia gen. nov., and Systenoides gen. nov (Diptera: Dolichopodidae) are revised. Diagnoses and keys to genera and species are given. The species Argentinia bickeli spec. nov., Dactylomyia mexicana spec. nov., Macrodactylomyia magnicauda spec. nov., and Systenoides para...