A new species of <I>Macrosaccus</I> (Lepidoptera: Gracillariidae: Lithocolletinae) from Arizona, USA

Abstract

A sixth species of Macrosaccus (Gracillariidae), M. coursetiae sp. nov., is described. The larvae are leafminers of Course-tia glandulosa (Fabaceae). The parasitoid Chrysocharis walleyi (Eulophidae) has been reared from the leaf mines; a table summarizing the host records for this wasp is presented.