FIGURE 10 in A taxonomic revision of South American species of the seed-harvester ant genus Pogonomyrmex (Hymenoptera: Formicidae). Part II

FIGURE 10. Closeup photographs for workers of Pogonomyrmex showing dorsum of promesonotum with rugae that are well-defined, very regular and continuous, lacking short lateral branches; longitudinal rugae on mesonotum diverging toward humeral shoulders of pronotum; anterodorsal margin of pronotum with one to several straight, strong, continuous, transverse rugae: (A) P. apterogenos holotype worker (CASENT0914124), (B) P. lagunabravensis holotype worker (CASENT0249051), (C) P. longibarbis (CASENT0249056), and (D) P. sanmartini (CASENT0922481), and dorsum of promesonotum with rugae that are usually wavy to irregular, discontinuous or with short lateral branches; rugae on mesonotum mostly longitudinal but often becoming irregular to rugoreticulate on pronotum; anterodorsal margin of pronotum with wavy to irregular rugae to rugoreticulate, usually with short lateral branches: (E) P. RAJ-altip worker (CASENT0235280), (F) P. andinus (CASENT0914130), (G) P. tafi holotype worker (CASENT0235307), and (H) P. sanmartini (CASENT0922479). Photographs by Michele Esposito from www.AntWeb.org.