Tricorythopsis volsellus Molineri

Molineri, Carlos, Grillet, Maria-Eugenia, Nieto, Carolina, Dominguez, Eduardo & Guerrero, Edmundo, 2011, New species and records for the mayfly families Caenidae, Leptohyphidae and Coryphoridae (Ephemeroptera, Pannota) from Venezuelan Guayana’s Uplands, Zootaxa 2750, pp. 39-50 : 48-49

Tricorythopsis volsellus Molineri

Tricorythopsis volsellus Molineri 1999: 294 .

Material. One 3 imago (slide 514) from Venezuela, Estado Bolívar, Tarota, N 5° 49' 15" – W 61° 25' 4", 1324 m, 27/VI/2007, EG, AMO, CA and MEG cols. Deposited in MLBV.

Discussion. T. volsellus was described from imagos of both sexes from Rio Negro (TFA, Venezuela), Molineri (1999) discussed and illustrated the characters defining this species.

Ecology. The specimen was collected along the river margins, at night, and during the rainy season (June 2007). The river was a non shaded, medium size (12 m wide; 3rd order) and bed-rock bottom river with acidic waters (pH=5).