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TaxonomyBrowse
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Species Pogonomyrmex rugosus - Rough Harvester Ant

yellow caterpillar and ants - Pogonomyrmex rugosus Pogonomyrmex rugosus? - Pogonomyrmex rugosus Pogonomyrmex - Pogonomyrmex rugosus Pogonomyrmex - Pogonomyrmex rugosus Rough Harvester Ant - Pogonomyrmex rugosus Rough Harvester Ant - Pogonomyrmex rugosus Rough harvester ants? - Pogonomyrmex rugosus two-tone Pogonomyrex - Pogonomyrmex rugosus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Formicoidea (Ants)
Family Formicidae (Ants)
Subfamily Myrmicinae
Tribe Pogonomyrmecini
Genus Pogonomyrmex (Harvester Ants)
No Taxon (barbatus complex)
Species rugosus (Rough Harvester Ant)
Explanation of Names
Pogonomyrmex rugosus Emery, 1895
Identification
Color and size is distinctive in range except for the dark morph of Veromessor andrei, but Pogonomyrmex has a continuous mesonotal profile (one hump) and Veromessor has an impressed metanotal groove (two humps).

This species hybridizes with P. barbatus in the southeastern parts of its range.
Range
Most of the Southwest, from CA to KS to west TX, south into Mexico
Remarks
One of the most common Pogonomyrmex out west, very distinctive dark color seen in no other US species.
See Also
Veromessor andrei: