Cryptocerus placidus Smith, 1860c: 76 (m.) BRAZIL (Amazonas). Neotropic.

Primary type information: Primary type material: holotype male. Primary type locality: Brazil: St Paul (= São Paulo de Olivença) (H.W. Bates). Primary type depository: OXUM. Type notes: Lectotype status for the specimen, suggested by De Andrade & Baroni Urbani, 1999: 156, is redundant as the original specimen was unique; previously referred to as holotype by Kempf, 1959a: 92.