G. HElOPHORUS Ich. Rs. — HYDnoPHiLtTs DGr. Mrsli, — . EiiO:PRORv« 



Aiict. pler. 



Srec, 59. 



— 4». 



aqvaticnt 



Srec. 



1. s 



39. 1 



var. b. 



ieiinicui 



— 





40. 



var. c. 



congener 



— 





. . .Es.iii. 



elongatus 



mibiliis 



— 





40. 



vnv. b. 



griseii» 



— 





— 



br«vi$ 



graiiularis 



— 





39. 





G. OCHTEBIUS Lch. Rs. — Hydraeka Itr. III.— -HYDB.OPHiiiXTsMrsh.— • 

 Elophorus Pkl. 



pygmaeus Svec. 1. a. '^3. | m»rinu» Svcc, 4*' 



G. HYDRAENA Kgl. Lch. Rs. — HYDROPiLfs Mrsh. — Elophoku» Ghl* 

 minima Svec. 1, 2. 42. longi- ; var. b. Svec. 4*« 



palpis Schh. j miuutissima — — 



5. Nat. Sarrotriide^'. 



Clava antennariim 8 articulata, 



G. SARROTRIUM Fbr. 111. Rs. — Hispa Linn. Mrsh, — TairaBRio DGiT* 



— Orthocerus Ltr. 



muticum Svec. 1. z, iii. 



6. Nat, Gyrinide'». 



Clava antennarum multiartic\ilata. 



G. HETEROCERUS Bsc. Fbr. 111. Ltr. Mrsh. R», 

 marginatus Svec. 1. 2. 150. | var. c. Svec. iffo; 



var. b, •— — l 



G. PARNUS Fbr. 111. Mrsh. Rs. — Dermestes Gffr. — • Elatkr Rss. — 

 Dryops Olv. Lam. Ltr. 

 Prolifericornis Svec, 1. 2. 116. j acumiuatus Germ. 116, 

 auriculatiis — — I 



G. MACRONYCHUS Milll. 



G. GYRINUS Auct. 



americanus Amer. 1. 2. 38« I Natafor Svec. 57. 



australis ^'. Holl. — dorsahs — 38- 



spiuosus Corom. — marinus — 



chineusis Chinae . . . .Eg.ii2. Villosus — 39« 



striatus Atr. 38- i nitidulus Ind. or. 53. 



ruapes -Austr. 59- minutus Svec. — 

 bicolor Svec. 38' ' 



G. GEORYSSUS Ltr. — Pimelia Pkl. Fbr. Schh. 



pygmaeus Svec. 1. 1. 136. 1 var. h. Svec. GhL 



7. Nat. Byrrhides- 



Clava antennarum extrorsura crassioro. 



G. NOSCDENDRUM Ltr. Rs. — Byrrhus 01 v. — SpHAERiDitTM Fbr, 

 Pnz. 

 fascicnlare Gall. 1. 1. 113. 

 G. CHELOKITES Eg. — Chelonaiiium Fbr. ttr. Rs. 

 G. BYRRHUS Auct. — CisTELA Gffr. Mrsh. — Dermxstes DGr. 



Gigas Austr. 1, 1. 110. 

 PiUula Svec. — 



var. b. Svec, 110. 



yar. c. 

 var. d. 



