— 70 — 



6 Episternis posticis retrorsum angustatis vel aequilatis 7 



— — — plus minusve dilatatis 58 



7 Tarsorum articulo tertio integro (Gen. Chrysomela et i. sp.) 8 



— — — fisso (Gen. Prasocuris) 65 



7* Thorace picto 31 C. americana L. 

 — unicolor 8 



8 Elytris seriato - punctatis , serierum punctis grossis, 



subirregulariter distensis 7 C. metallica De G. 



— utcunque partim confuse punctatis 9 



— regulariter seriato-punctatis, serierum punctis arctis, 



rarius leviter disturbatis (Subgen. Polysticta) 28 



— punctis in seriebus novem distincte bi- vel trifarie 



acervatis (Subgen. Polysticta) 49 



9 Elytrorum margine laterali punctis majoribus sicut 



superficie tota obsito 10 



— laevi vel sublaevi aut subtiliter punctato, 



absque punctis majoribus 14 



10 Elytris omnino confuse punctatis 11 



— punctorum seriebus lateralibus, exteriore in medio 



interrupta 12 C. Badenii m. 



11 Thoracis dorso grosse punctato HC. caffra Thbg. 



— — subtilius punctato 12 



12 Elytris cupreis, sutura margineque laterali laete viri- 



dibus 10 C. Reichei m. 



— obscure aeneis vel aeneo-nigris, interdum sub- 



iridescentibus 13 



13 Corpore breviter ovato (in max. long. 8 mm ). Elytro- 



rum margine laterali perpendiculare 8 C. obesa m. 



— ovale (long. 10 mm ). Elytrorum margine laterali 



subinflexo 9 C. gabonensis m. 



14 Elytrorum punctis foveoliformibus, in fundo fuscis 



13 C. electoralis m. 



— — concoloribus 15 



15 Thorace unicolore . 16 



— <-. bicolore (Subgen. Entomoscelis) 52 



