Culicoides paraensis (Goeldi), a common and widespread American bloodsucking midge that has been incriminated in the transmission of Mansonellosis and Oropouche Fever of humans in South America, is redescribed and figured. All published records are listed and new distribution is based on examination of extensive collections from throughout its range. Three closely related species of the subgenus Haematomyidium that have been confused with C. paraensis are briefly redescribed and figured, and a key is presented for their identification.

São apresentadas notas sobre as três espécies conhecidas de Culicoides neotropicais do grupo stigmalis: alvarezi Ortiz, fluviatilis (Lutz), stigmalis Wirth e sobre deanei sp.n., a qual é descrita para o Estado do Rio de Janeiro, Brasil. São apresentadas diagnose do grupo, chave sistemática para a identificação e fotografias das asas das fêmeas das espécies do grupo.

Notes are presented on the three known Neotropical species of the Culicoides stigmalis group of boodsucking midges: alvarezi Ortiz, fluviatilis (Lutz), stigmalis Wirth, and on deanei n.sp., which is described from the state of Rio de Janeiro, Brazil. A diagnosis is given for the group, as well as a key for identification and comparative phtographs of the female wings.