The female sex of Ami bladesi Pérez-Miles et al., 2008 is
described, based on three specimens from northeastern Costa
Rica and one specimen from the type locality in Panama. It is
the first record of this species and genus from Costa Rica. In
addition to the modified urticating hairs of type I, urticating
hairs of type III were found in both females and males from
Costa Rica and Panama. Notes on the distribution, ecology, and
behaviour of A. bladesi are included.