182 



UFD ROP HIL US. 



Habitat in plantis aquaticis frequens. 

 Caput valde deflexum, fubtus nigrum, fupra 

 aeneum, niddum, rubtilisfime punclatum j ocu* 

 li nigri, param prominuii; antennae palpiqu£ 

 flaveseentes. Thorax parum deflexus , longi- 

 tudine antice vix dknidio, poftice haud du- 

 plo iatior, fabtus niger, fupra convexus, fub- 

 tiiisfime pun&atus, nigro-aeneus , lineola me- 

 dia tenuisfima , margineque lateraii late, flavo- 

 ferrugineis. Scutellum jninutisfimum grifeo- 

 flavicans. Elytra thorace dimidio latiora, at 

 rriplo iongiora, valde convexa, grifeo - flave- 

 scentia, macuiis tribus vel quatuor obfoletis 

 fuscis, lineisque decem punclis profundis im- 

 presfis, quarum interfiitia oculo acute arma- 

 to punclis adhuc minoribus adfperfa funt. Al<& 

 albo - hyaiinse.. Pe&us & abdomen mgra, fter- 

 no antice mucronato. Pedes flavi , femoribus 

 intermediis & pofticis bafi fuscis. Longitu- 

 dine praecedentis, fed anguftior. 



Obs. Color elytronam jam magis in grifeum,jarn 

 magis in ferrqgineum vergit. 



VI, HYDR. Minutus oblongo^ovatus , flavescens, 

 capite, thbracis medio corporeque fubtus ni- 

 griS) tlytris convexioribus uniftriatis. 



Fabr. Ent. Syft* i* p. i$6. 2. Hydr. minutus, 

 Habitat %n aquis frequens. 

 Caput nigrum; frons fubtiiisfime punftata, }am 

 antice, jam macula iaferali flava, rarisfime nigra 

 immaculata ; antennae fusc*,bafi flavescentes; pal* 

 pi flavescentes, apice fusei, extcriores iongis- 

 fimij oculi nigri. Thorax iongitudine anti- 



ce 



