● Duval Mine Rd, Sahuarita [Pima Co], AZ USA [el. 882 m / 2893 ft] view location in Google Maps » ● 11/06/10 7:42AM sunny, air temp: 17°C / 62°F A gavel nest cone of Acromyrmex versicolor in southern Arizona, USA. It's easy to see why these leafcutters are often referred to as 'volcano ants'. - Pogolumina - Pogonomyrmex Harvester Ants of North America