Heteroceriis. 279 



Hydraena riparia^ Schdnh, Syn, 2. 42. 3. 

 Ochthebius riparins, Dej, Cat, p, 5o. 

 pygmaeus^ Ahr. Fn. Ins. Eur, 8. yi 7. 



10. E. mariiius p. 104. Ochihebius mari- 

 nus^ Dej. Cat. p, bo, 



Hydraena margi-pallens^ Schdnh,Syn.2,i2.2. 



11. E. minimus p. i54. u^hr, F/i. Ins. 

 Eur. 8. /. 6. 



Hydraena longi-palpis^ Schonh. Syn, 2. 42. 1. 

 Dej. Cat. p. 5o. 



12. E. minutissimus p. i56. TFeh, et 

 Mohr it. Suec. p. 6 4. 



Hydraena minutissinia^ Schbnh. Syn. 2. 42. 4. 



Dej, Cat, p. 5o. 

 Habitat etiam in Finlandia, Doni, Vasast- 



jerna. 

 Obs. Ad genus Ptilium pertinere autumat Dom. 

 Com. Mannerlieim. 



Familia 5. Amphibii p. lO^. 



Obs. Genera huc relata a Dom. Com. Dejean, 

 Cat. p. 49. 5o. , in Familia ClavJcornium locata, 

 Gyrino excepto, ad Hydrocantharos relato. 



HETEROCERUS. 

 1. H. marginatus p. iSy. Schonh. Syn. 

 2. i5o, I. 

 H, laevigatus,^ Dujjt, Fn, Austr, i.3io. 2. 

 Var. dy elytris ferruglneis, nigro-maculalis. 

 Sahlb. Ins, Fn, 4. 45. 1. var, e. 

 Habitat cum prioribus rarius. 

 Obs. H. marginatus, Dnfft. Fn. Austr. i. Sog. 

 1. corpore ma<^is hirto differre videtur; H. variega- 



tus , 



