Cyrnellus rianus Flint 1983
Figs 4E–4H
Cyrnellus rianus Flint 1983: 33 (original description); Angrisano 1994: 138 (distribution); Angrisano & Sganga 2007: 18 (male redescribed; distribution); Holzenthal & Calor 2017: 420 (catalogue).
Material examined. BOLIVIA: Río Itenez, Versalles, 12°39’42’’S, 63°22’21’’W, 04.v.2006, F.-M. Gibon, 1 male (IBN) .
Distribution. Cyrnellus rianus is recorded for the first time from Bolivia. Argentina, Bolivia new record, Uruguay, Brazil.