Page:Supplement to harvesting ants and trap-door spiders (IA supplementtoharv00mogg).pdf/17

 Como, and at Montpellier in Southern France; but on examination, the ants from the former place are clearly seen to belong to the species structor, and those from Montpellier to the two species structor and barbara.

I was greatly interested to receive specimens of ants, and of the seeds which they were carrying and storing beneath the stones of a paved road at Cadenabbia, for this is the northernmost point at which the habit of harvesting has as yet been noted. This discovery suggests the possibility of the occurrence of the habit in the warmer and more sheltered of the Swiss valleys. When at Montpellier in May last I frequently observed long trains of ants bringing seeds and small dry fruits to their nests, but these harvesters also turned out on close inspection to be Atta structor and A. barbara, with its red-headed