Red Imported Fire Ants: Figure 1
Figure 1) Solenopsis invicta and the native S. geminata. 1: The species Solenopsis invicta has a middle tooth on its head. 2: The top surface of the head of Solenopsis geminata is bilobed, and not flat as in S. invicta. This figure, drawn after Dowell, et al. (1997), accompanies the document, "Red Imported Fire Ants: Solenopsis invicta Buren" available from The Nature Conservancy's Wildland Invasive Species Team web site.
 

Updated January 2005
©The Nature Conservancy, 2002