16 
Schaum Dr. Hermann Rudolph, Naturgesch. d. Ins, Deutschi. Bd. L 2. 
mit Kiesenwetter, 1868 (op. posthum.) 
Schellenberg Johann Rudolf, Helvetische Entomologie. 1798 u. 1806. 
Deutsch u. französ., d. französ. Text übers, v. Clahville. 
Schioedte Johann Georg, Genera og Species of Danmarks Eleuthe- 
rata. 1841. 
— — (Metamorph, mehrerer Haliplus) 
Nat. Tid. 1864. T. VIII. 
Schneider David Heinrich, Beytr. zur Synonymie etc. (Dyt. Frischii 
— pundulatus) 
Schneid. Neuest. Magaz., H. III. 1792, p. 339-383. 
Schönherr Carl Johann, Synonymia Insectorum. T. 1—3. 1806 — 1817. 
Schrank Franz von Paula, Beiträge zur Naturgesch. 1776. 
— — Enumeratio insector. Austriae indig. 1781. 
Schwarz Christian, Nomenciator üb. d. Roesel'schen Insectenbel. 1793. 
Scopoli Johann Anton, Entomologia Carniolica. 1763. 
Seidlitz Dr. Georg, Fauna baltica, Die Käfer. 1872—1875. 
Serville Jean Guillaume Audinet-, Faune fran9aise. 1830. (Dyt. 
circumductus) 
Sharp Dr. David, Notes ou british Hydrodephaga with descr. of new 
sp. of Haliplus and Hydroporus. (Haliplus striatus). 
Entomol. Month. Mag. VI. 1869—70, p. 81-85. 
— — (Hydrovatus clypealis) 
Petites nouvelles II. p. 61. 
— — (Hydrop. decipiens) 
Ann. Soc. ent. Belg. XX. p. 113. 
— — (Hydrop. alienus = Sanmarhii) 
Ann. Soc. Espan. H. Nat, I., p. 361. 
— — (Ilyb. hispanicus meridionalis) 
ibid. p. 260. 
— — On aquat. Carn. Col. or Dytiscidae. 
Sc. Trans. Dubl. Soc. 1882, Vol. II. 
Solsky Simon, (Halipl. Sohaumii) 
Hör Soc. ent. Ross. V. 1867, p. 29. 
— — (Hydrop. fractilinea) 
Festschenko, Turkestan. II. 5. p. 134. 
Stein Dr. Friedrich, (Col. affinis — Cymat. fuscus) 
Berl. ent. Z. 1881, p. 222. 
Stephens James Francis, Illustr. of British Entomology. V. 1- 
1827—1832. 
— — A Syst. Catal. of British Insects. 1829. 
