114 Mr. G. C. Champion's Revision of the Mexican 



d^. Pro thorax less convex, with the lateral 

 margins very finely crenulate. 

 c\ Vestiture long, coarse, and abundant, 

 c^. Body metallic, the elytra at least 

 shining; legs and antennae 

 black ; vestiture cinereous . . senilis, Lee. 

 (P. Body olivaceous, opaque ; an- 

 tennae in part, and legs, red; 



vestiture white albidus, n. sp. 



d^. Vestiture sparser. 



e'. Legs and antennae black; body 

 aeneous or greenish : species 

 moderately large, 

 a*. Head very broad in ^ ; body 

 rather convex, shining, brassy 

 6*. Head not much wider in (J than 

 in $ ; body more depressed, 

 a*. Species larger; elytra much 

 broader than prothorax in $ 

 fc*. Species smaller; elytra very 

 little wider than prothorax 

 in either sex .... 

 p. Legs wholly or in part, and one or 

 more of the antennal joints, red. 

 c*. Femora (except in L. corallines, 

 var.) red; body metallic, 

 shining, 

 c*. Prothorax subquadrate ; an- 

 tennae longer and stouter : 

 species larger and robust . aeneus, Gorh. 

 d^. Prothorax transverse ; an- 

 tennae very short : species 

 smaller, 

 a^. Body more convex and less 

 elongate ; elytra con- 

 jointly rounded at tip . corallipes, Gorh, 

 b^. Body rather depressed, 

 more elongate ; elytra 

 subacuminate at tip . aeratus, n. sp. 

 d*. Femora infuscate, tibiae and 

 tarsi red ; head and prothorax 

 dull, elytra shining; body 

 subcylindrical in (^ : species 

 very small semiopacus, n. sp. 



punctatulus, n. sp. 



versicolor, Gorh. 

 ciliatipennis, n. sp. 



