The Family Baetidae (Insecta: Ephemeroptera) from Venezuelan Guayana’s Uplands Nieto, Carolina Grillet, Maria-Eugenia Domínguez, Eduardo Molineri, Carlos Guerrero, Edmundo Zootaxa 2011 2808 1 17 Q9VB Dominique & Thomas Dominique & Thomas [151,687,871,896] Insecta Baetidae Camelobaetidius Animalia Ephemeroptera 7 8 Arthropoda species janae   Distribution. Brazil, French Guianaand Venezuela.   Material examined.One nymph: Yuruaní river, 5º 5´N, 61º 5´W, 880 m, 25/ 11/ 2005, EG, AMO, CA and MEG cols. Material housed at IML.