71 

 14 ' . Pronotura with 4 free spots 17 



15.(14) Central elytral band broken into spots 16 



15' . Central elytral band complete (Fig. 37) 



tripunctatus Crotch 



16.(15) Lateral spot of elytra small, circular; Central 



America (Figs. 38-39) frontalis Lacordaire 



16'. Lateral spot of elytra elongate, stripe-like; USA, 



Florida (Fig. 40) dunedinensis Blatchley 



17.(14') Maxillary palps narrow (Fig. 7f ) , longer than wide. 



quadripunctatus (Olivier) . . 18 



17'. Maxillary palps wide (Fig. 7c), wider than long; (Fig. 



41) boucardi Crotch 



18. (17) Scutellar spots form an X-shaped mark; narrow band 



of black at base of pronotum (Fig. 42) 



quadripunctatus chiasticus Boyle 



18'. Scutellar spots not X-shaped, or if X-shaped then base 



of pronotum with prominent tooth-like spots (Figs. 43- 



47) quadripunctatus quadripunctatus (Olivier) 



19. (3') Metasternal line behind mesocoxa impressed with a 



distinct pit near middle (Figs. 15c, 15f, 16c); 



epistome angled at side, flat and sharp in profile; 



face flat, usually lacking impressions; body 



cylindrical 20 



19'. Metasternal line behind mesocoxa without pit, often 



impressed (Figs. 15a-b, 15d-e, 16a-b); epistome angled 



or not, often thickened at apex and rounded in profile; 



face often with impressions; body often flattened . . 21 



