18 
Wehncke, (Cybister Haagii == tripunctatus) 
Stett. ent. Z. 1876. p. 358. 
Well Jacob von, Additainenta quaed. ad entom. (Dyt. anastomozans 
— latissimus 9) 
Jacquin Miscellan. Austr. 1781. T. 2. p. 380—383. 
Wesmael Constantin, Revue d, Col. Caruass. de Belgique. 
Bull. Acad. Brüx. 1835. T. 2. p. 22 u. 47. 
Westwood Jolm Obadiah, An Introduction to mod. classif. of insects. 
1838—1840. 
White Adam, Nomenclat. of Col. British Mus. P. 2. Hydrocanthari. 
1847. 
— — (Hydrop. Clarkii) 
Ann. N. Hist. IX., 1862, p. 438. 
Wollaston T. Vernon, (Hydrop. trifasciatus) 
Ann. N. Hist. XVIII. p. 453. 
Cat. Col. Madeira. 1857. 
Zebe Gustav, Synopsis der bisher in Deutschi, aufgef. Coleopt. 
Stett. ent. Z. 1852-1853. 
Zetterstedt Johann Wilhelm, Nägra nya Svenske insect-arter. (Dyt. 
sulcipennis = Acil. fasciatus) 
Vet. Acad. Handl. 1824. p. 156. 
— — Fauna Insector. Lapponica. 1828. 
— — Insecta Lapponica. 1840. 
Zoubkoff B., Nouv. Col. rec. en Turcmen. (Ag. nigricollis) 
Bull. Mose. VI. 1833 p. 317. 
