Cryptocerus marginatus

Distribution
This taxon was described from Guyana.

Nomenclature

 *  marginatus. Cryptocerus marginatus Fabricius, 1804: 419 (q.) GUYANA. De Andrade & Baroni Urbani, 1999: 124 (m.). Combination in Cephalotes: De Andrade & Baroni Urbani, 1999: 124. Junior synonym of atratus: Klug, 1824: 200; Roger, 1862c: 291. Revived from synonymy and senior synonym of decemspinosus (and its junior synonym spissus): De Andrade & Baroni Urbani, 1999: 124.
 * decemspinosus. Cephalotes decemspinosus Santschi, 1920f: 148 (w.) FRENCH GUIANA. Senior synonym of spissus: Kempf, 1951: 125. Junior synonym of marginatus: De Andrade & Baroni Urbani, 1999: 124.
 * spissus. Cephalotes decemspinosus var. spissus Santschi, 1929d: 302 (w.) SURINAM. Junior synonym of decemspinosus: Kempf, 1951: 125.