Cryptocerus complanatus Guérin-Méneville, 1844a: 424 (w.) FRENCH GUIANA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: French Guiana: Cayenne (no collector’s name). Primary type depository: unknown (apparently lost, not in MNHN or ZSBS (Kempf, 1959a: 97, De Andrade & Baroni Urbani, 1999: 253)). Type notes: According to Horn & Kahle, 1935: 99, Guérin’s Hymenoptera material was split between MNHN, MSNG, and ZSBS, but some are also present in NNML.