A review of the genus Larrisson Menke, 1967, and description of the new genus Larrissa (Hymenoptera, Crabronidae)

Abstract

Larrisson menkei Pagliano, 1995, is transferred to Clitemnestra comb. n. and twelve new species of Larrisson are described: armatus, carinatus, latifrons, niger, orbitalis, punctatus, quintus, spinosus, sulcatus, tegularis, tibialis, and variegatus, all from Australia. Based on a cladistic analysis of the genus, Larrisson nedymus Menke is transferred to Larrissa gen. n. Additional locality records are provided for Larrisson abnormis Turner, azyx Menke, rieki Menke, and for Larrissa nedyma (Menke). An updated key to the species of Larrisson and Larrissa is provided.