Microvelia braziliensis McKinstry, 1937

Microvelia braziliensis McKinstry, 1937: J. Kansas Ent. Soc., 36–37.

Material examined. On the road to Itatí RS: 6 ♂, 12 ♀, Mercedes Department, Pay Ubre Grande Stream, Provincial Route 29, 25 km NW Mercedes, 25.ix.2003; 5 ♂, 2 ♀, Mercedes Department, Pay Ubre Chico Stream, Provincial Route 29, 25 km NW Mercedes, 27.ix.2003.

General distribution. Brazil, Ecuador, Peru, Bolivia, Paraguay, Argentina (Moreira et al. 2011b).

Habitat. Little information exists regarding the habitat associations of this species. It has been collected from a spring-fed pool and temporary rain-water pools (Drake & Hussey 1951), and from a small, isolated puddle and at the base of a waterfall (Pelli et al. 2006).

At the INR, specimens were collected at the water-land interface along the margins without aquatic vegetation of Pay Ubre Chico Stream and Pay Ubre Grande Stream, in shaded places.

Remarks. The collection of M. braziliensis from INR represents the first record from Corrientes Province.