241 



postice nigro; prothorace subtiliter, crebre pnnctulato, 

 basi in medio nigroj elytris punctis minimis, rotun- 

 datis, sparsis viltaque magna, communi, oblonga , 

 postice plus niinusve abbreviata , nigris. Long. 13|, 



at. 7i milli 



m. 



Hydah'cus dorsiger. Aube Spec. Gen. d. Hydrocanth. et Gyrin. p. 

 193 N:o 26. 



Habitat in CafTraria tola. 



256. Hydaticus Leanclet': ovab's, convexiusculus, nitidus, 

 supra flavo-testaceus, subtus ferrugineus; vertice po- 

 stice nigro; protliorace sul)tibfer, crebre punctulato, 

 postice in medio transversim nigroj elytris, margine 

 excepto, punctis minimis, rotiindatis, nigris, medio 

 confuse aggregatis, ad basin, lalera et apicem sparsis, 

 Long. 10^ — lU, lat. 6 — 6l milHm. 



Dystiscus Leander. Rossi Faun, Etrusc. I. p. 202. — Schh. Syn. 



Ins. II. p. 20. N:o 54. 

 Hydaticus distincliis. Dejean Cat. cd. 3. p. 61. 

 Hydaticus Leander. Aube Spec. Gen. d. Hydrocanth. et Gyrin. p. 



198. N:o 30. 



Habitat in CafFraria tola. 



Ohserv. Elytra interdum dorso punctis valde con- 

 fluentibus, ut ibi nigra apparent. 



257. Hydaticus exclamationis : ova lis, convexus, postice 

 depressiusculus, nitidus, supra niger, subtus ferrugi- 

 neusj antennis, labro, epistomate, palpis pedibusque 

 anterioribus luteis; prothorace latitudine triplo brevi- 

 ori, subtiliter, crebre punctulato, late luteo-marginatoj 

 elytris vitta laterali, longitudinali, paullo obliqua, 

 poslei'ius scnsim angustata, versus apicem abbreviata, 

 aut Integra, aut interrupta, liitea. Long. 13^ — 15, 

 lat. 8 — 9 millim. 



Hydaticus exclamationis. Aube Spec. Gen. d. Hydrocanth. et Gyrin. 

 p. 206. N:o 36. 

 Habitat in CafTraria interiorc. 



1(7 



