FIGURES 1–3. N in A new species of Neolasioptera (Diptera: Cecidomyiidae) from Parkinsonia aculeata (Leguminosae) in Argentina for possible use in biological control in Australia, with a key to Neotropical species of Neolasioptera

FIGURES 1–3. N. aculeatae galls on Parkinsonia aculeata. 1, Galls on young shoot. 2, Old galls. 3, Branchlet with two galls, one partly cut open to show tunnel: a, pupal exuviae; b, circular cap from anterior end of cocoon; c, cocoon; d, end of tunnel with wood shavings made by full-grown larva.