TL;DR: Two new species of Sphingidae from Argentina are recorded: Aleuron iphis (Walker) and Pachylia darceta Druce.
Abstract: Two new species of Sphingidae from Argentina are recorded: Aleuron iphis (Walker) and Pachylia darceta Druce. Both species were collected in the pro- vince of Misiones. The specimens belongs to the collection of the Museo Argentino de Ciencias Naturales "Bernardino Rivadavia".