79 



6. Thorax antice hirsutus, punctatus . . . julatus. 

 Thorax nudus, rugosus 7. 



7. Vertex bicornutus, elytra non g-ranulosa . hostilü. 

 Vertex lamina transversa bidentata. elytra 



seriatim g-ranulosa Haagi. 



8. Elytra rubromaculata quadripustulatm. 



Elytra absque maculis. concoloria ... 9. 



9. Frons tuberculis duobus transversis parnm 



elevatis 10. 



Frons bicorniita, vel lamina dentata armata 11. 



10. Elytra fortiter crenato-striata purpureicoUis. 



Elytra leviter striata, thorax linea postica 



impressa proinptus. 



11. Caput postice longe bicornutum, carina ver- 



ticis retrorsum arcuata nodnlifer. 



Cornua capitis lamina inter se juncta, carina 



antrorsum arcuata 12. 



12. Lamina utrinque simpliciter dentata, thorax 



quadrituberculatus pugnax. 



Lamina utrinque a cornubus angulo vel 



incisione divisa 13. 



13. Corpus distincte aeneuni vel subcupreum . 14. 

 Corpus nigrum vel vix subaeneum . . . 15. 



14. Antennae piceae anisocerus. 



Antennae rufae austrdü. 



15. Cornua erecta , apice non inchnata, thorax 



subaeneus Thoreyi. 



Cornua apice inchnata, thorax niger . . 16. 



16. Lamina lata, a cornubus incisione parvula 



divisa capella. 



Lamina brevis, a cornubus utrinque late et 



profunde divisa Schmeltii. 



17. Oculi angustati 18. 



Ocuh majores, ovales 29. 



18. Pygidium longe alboviUosum , thorax laete 



cupreus cuniculus. 



Pygidium nudum vel parce breviter pubescens 19. 



