Cryptocerus pusillus Klug, 1824: 202 (w.) BRAZIL (Pará, Rio de Janeiro), GUYANA. Neotropic.

Primary type information: Primary type material: syntype workers (number not stated). Primary type localities: Brazil: Pará (“ex Museo de Hoffmannsegg”), Brazil: Rio de Janeiro (“sent by Dr de Olfers”), Guyana: Demerara (“from Hemmerich”). Primary type depository: MNHU (perhaps also in MRSN).