Banksinoma Oudemans, 1930
Banksinoma arcuata (Hammer 1958)
Material examined: Esquel: bare soil (1), Stipa sp. (1), Acaena splendens (3), Alto Rio Senguer: Senecio filaginoides (4). The species was under grass steppe and shrub steppe.
Records in Argentina: Mendoza and Río Negro (Fredes 2018).
Comments: the species is endemic of Argentina. It is a first record for the province of Chubut.