Homopterous Studies. Part 1. Contributions to our knowledge of the Homoptera of South AfricaPublished in Ohio Journal of Science, in 1916, in volume 16, pages 161-208Descriptions of robber flies of the genus EraxPublished in Ohio J. Sci, in 1916, in volume 17, pages 21-22
Descriptions of robber flies of the genus EraxPublished in Ohio J. Sci, in 1916, in volume 17, pages 21-22