21. General catalogue of Homoptera: fascicle 6, Cicadelloidea, pt 10, Euscelidae, in 3 sections; by Z. P. Metcalf. sec. 3. - Bookmark Corporate/Agency Authors: Agricultural Research Service and Agriculture Dept. Publisher: Agricultural Research Service Date: 1967 [published 1968] SuDoc number: A 77.20:6/pt.10/sec.1-3