Trichomyia Haliday in Curtis, 1839:745.
First record from Uruguay. 1♀ Bella Unión, 30°15'22"S; 57°36'15"W, 8 December 2013. 7♂ Arenitas Blancas, 31°24'45"S, 58°0'4"W, 14 February 2015. 1♀, 1♂ Paysandú, 32°20'26"S; 58°5'43"W, 15 April 2015.
Remarks. Trichomyiinae is a monogeneric subfamily, composed of 191 species distributed in all the world except Antarctica (Araújo et al. 2017). The genus Trichomyia differs from other Psychodidae by having a wing with four radial branches and vein CuA 2 long (Wagner & Ibañez-Bernal 2009). Individuals captured could not be placed in any of the described species of Trichomyia.