Dos especies nuevas de Zikanapis Moure de la Argentina, con setas modificadas en el clípeo (Hymenoptera: Apoidea: Colletidae)

Resumen

Two new species of Zikanapis Moure from Argentina, with modified setae on the clypeus (Hymenoptera: Apoidea: Colletidae). Two new species of the American genus Zikanapis are described: Z. brethesi from Buenos Aires and Z. copo from Santiago del Estero. Both species have a characteristic flat clypeus with hooked setae, probably used to collect pollen from nototribic flowers. Descriptions, drawings, and photographs are presented.