Librán Moreno, M. D. J. Mastronarde, Preliminary Studies on the Scholia to Euripides, Berkeley, CA: Department of Classics, University of California, 2017, pp. xxxii+246, ISBN 978-1-939926-10-4.Míriam Librán Moreno Universidad de Extremadura mlibmor@unex.es. Exclass 2019, 23.