Smicridea (Rhyacophylax) spinulosa Flint 1972

Smicridea (Rhyacophylax) spinulosa Flint 1972: 242; Flint et al. 1999; Sganga & Angrisano 2006 (distribution).

Description

Immature stages. Indistinguishable from those of Smicridea (R.) pampeana Flint.

Biology

The larvae and pupae were collected in environments similar to those of S. (R.) pampeana, and on the submerged roots of the riparian trees.

Material examined

ARGENTINA: Buenos Aires Province: Arroyo Helves, Km 169, Route 8, near Arrecifes, 25.i.2002, Sganga & Angrisano, 20 larvae, 2 pharate females; Pergamino, Arroyo Pergamino, 18.i.2002, Sganga & Angrisano, 12 larvae, 1 pupa, 1 pharate female; Arroyo Maguire, Km 195, Route 8, 17.i.2003, Sganga & Angrisano, 12 larvae, 4 pharate females, 9 pharate males; Sierra de la Ventana, Arroyo Napostá Grande, 19–24.i.1984, 232 larvae, 3 pharate females, 2 pharate males; Corrientes Province: Río Payubre, 27.ix.2003, Angrisano, 1 larva, 1 pharate male; Entre Ríos Province: Victoria, Arroyo Salaberry, 102 larvae, 1 pharate male; Arroyo 6 Km south Victoria, 23–26. iii.1981, 24 larvae.