gaster concolorous

The gaster is concolorous, uniform or nearly uniform in color, lacking both (1) dark transverse bands running near posterior margins of tergites that contrast with the rest of gaster and body, and (2) yellowish white spots on lateral portions of second tergite. Used in Antkey to separate Camponotus atriceps, Camponotus planatus and Camponotus rectangularis from Camponotus sexguttatus and Camponotus variegatus.