Walter Rossi (valter.rossi@univaq.it), of the University of L'Aquila (Italy), has been working for a long time on Laboulbeniales, which are parasitic fungi on insects. He is now preparing a monograph on the Laboulbeniales parasitic on Diptera. He will greatly appreciate receiving flies from any country bearing these fungi.
His address is: Department Environmental Sciences, University of L'Aquila, I-67100 Coppito (AQ), Italy.