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Published online by Cambridge University Press: 31 May 2012
During the last winter, in connection with the study of the local bees, I had occasion to write out my views in regard to their classification, basing my observation upon the recent Apidae catalogue of Della Torre. As the views then arrived at form a fair statement of my present opinions, I venture to offer them in connection with the recent paper of Mr. Ashmead on the classification of the bees.
* Trans. Am. Ent. Soc., XXIV, 49–100, 1899.