610 



INDEX TOPOGRAPHICUS. 



38. Bemhidiuyn, Lat. (continued). 



112. Crotchii, W 



113. margiuicoUe, W 



Fam. 2. DytiscidaB. 



39. Haliplus, Lat. 



111. suffiisus, W 



40. Hydro2iorus, Clairv. 



115. musicus, King 



116. confluens, F 



117. geminus, F 



118. minutissimus, Germ. . . 



119. delectus, W 



120. xantbopus, Stepli 



121. planus, F 



122. Clarkii, W 



123. Ceresyi, Aube 



124. tessellatus, Aube 



41. Lacco^jhilm, Leach 



125. iufiatus,W 



42. Colymhetes, Clairv. 



126. coriaceus, Lap 



43. Agabus, Leach 



127. nebulosus, Forst 



128. biguttatus, Oliv 



129. consanguineus, W 



44. Cyhkter, Cart. 



130. afi-'cauus, Lap 



45. Dytise:! ■■, L. 



131. circumflexus, F 



46. Ennectes, Erich 



132. subdiaphanus, W 



Fam. 3. Gyrinidae. 



47. Gyriims, Geoifr. 



133. striatus, F 



134. urinator, lUig 



135. Dejeanii, Br 



Fam. 4. PamidaB. 



48. Parmis, F. 



136. prolifericornis, F 



Fam. 5, Helophoridae. 



49. Helophorus, F. 



137. longitarsis, W 



50. Ochthebius, Leach 



138. 4-foveolatus, W 



139. pyginjBus, F 



140. lapidicola, W 



,51. Hydrcena, Kugel. 



141. sinuaticollis, W 



142. serricoUis, W 



143. quadricollis, W 



