A Review of the Dacetine Ants of Guyana (Formicidae: Myrmicinae) JEFFREY SOSA-CALVO,TED R. SCHULTZ, AND JOHN S. LAPOLLA (JS-C) Maryland Center for Systematic Entomology, Department of Entomology, University of Maryland, 4112 Plant Sciences Building, College Park, Maryland 20742, U.S.A. (JS-C, TRS) Department of Entomology, National Museum of Natural History, Smithsonian Institution, POB 37012, NHB, CE516, MRC 188, Washington, D. C. 20013-7012, U.S.A. (JSL) Department of Biological Sciences, Towson University, 8000 York Road, Towson, Maryland 21252, U.S.A.