Eudorella difficilis Blake 1929

Blake 1929. New Crustacea from the Mount Desert region, Maine Biologioal Survey of the Mount Desert Region., , by W. Procter. No. 3 pp. 1-34 15 figs. Philadelphia (Wistar Inst.)1929 8vo., 1929: pp. 1-34. Chapter pagination: pp. 1-34