Essig, E. O. 1926. Insects of western North America. New York: Macmillan, xi + 1035 pp. PDF

Notes: Ants pp. 853-869.

Ettershank, G.; Brown, W. L., Jr. 1964a. Monomorium solleri comb. nov. Pilot Register of Zoology Card No. 18:1. PDF
Evans, M. A.; Evans, H. E. 1970. William Morton Wheeler, biologist. Cambridge, Mass.: Harvard University Press, 363 pp.

Notes: Date from publisher.

Evenhuis, N. L. (ed.) 1989. Catalog of the Diptera of the Australasian and Oceanian regions. Bishop Museum Special Publication 86:1-1155.