Ants of the Southwest
Pheidole obtusospinosa


  

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Minor workers on cookie bait
Minor workers on cookie bait
Super major.
Super major.
Minor workers attacking Ephebomyrmex pima worker
Minor workers attacking Ephebomyrmex pima worker
Pheidole obtusospinosa supermajor. As you can see, the supermajors have very large heads.
Pheidole obtusospinosa supermajor. As you can see, the supermajors have very large heads.
Pheidole obtusospinosa supermajor.
Pheidole obtusospinosa supermajor.
Pheidole obtusospinosa minor worker. This one is struggling with an insect fragment of some sort.
Pheidole obtusospinosa minor worker. This one is struggling with an insect fragment of some sort.
Pheidole obtusospinosa major worker. The head is smaller than that of the supermajor. This one has dismembered Solenopsis worker attached to one of her right legs.
Pheidole obtusospinosa major worker. The head is smaller than that of the supermajor. This one has dismembered Solenopsis worker attached to one of her right legs.
Pheidole obtusospinosa supermajor..
Pheidole obtusospinosa supermajor..
When I first found these ants, I couldn't get the supermajors to come out of the nest, not even for cookie baits. When I dropped another ant near the entrance, such as this hapless Pogonomyrmex rugosus, the majors and supermajors swarmed out to attack.
When I first found these ants, I couldn't get the supermajors to come out of the nest, not even for cookie baits. When I dropped another ant near the entrance, such as this hapless Pogonomyrmex rugosus, the majors and supermajors swarmed out to attack.