and Central American Malachiidae and Melyridae. 49 



e'. Body short ; upper surface in part 



or entirely aeneous. 



e*. Head, protliorax, and elytra 



aeneous or greenish; elytra 



coarsely punctate .... aeneovirens, Gorh. 



/*. Head in part, and margins of 



prothorax completely flavous, 



elytra aeneous, more finely 



punctate flavomarginatus, n. sp. 



b^. Anterior tarsi of ^ with joints 1 and 2 

 apparently fused; posterior tibiae 

 produced into a long spine in $, and 

 slightly produced at tip in c?; palpi 

 slender; elytra even, red, nigro- 



maculate at base various, n. sp. 



b. Anterior tarsi of (J with joints 1 and 2 

 tliickened, oblique, 2 not lobed above, 

 2 and 3 freely articulated ; palpi slender ; 

 elytra metallic, violaceous or green 

 [ ? Tanaops, Lee.], 

 c^. Basal joint of anterior tarsi ( cJ $) short, 

 3 thickened in (J; elytra conspicu- 

 ously nigro-setose coelestinus, Gorh. 



(P-. Basal joint of anterior tarsi (cJ?) 

 longer, 3 not thickened in (^ ; elytra! 

 vestiture finer mexicanus, Pic. 



1. Attains nitidiceps, n. sp. (Plate II, fig. 8, c^.) 



Elongate, widened posteriorly, shining; black, the clypeus and 

 mandibles, the anterior portion of the head in ^ (leaving the posterior 

 limit of the pallid coloration sharply tridentate), the sides of the 

 front in both sexes, the basal joints of the antennae in part, the pro- 

 thorax (except a broad median vitta or oblong patch on the disc), 

 the coxae and trochanters, and the base of the femora and of the 

 anterior tarsi and the anterior tibiae in part in (J, testaceous, the 

 head aeneous, the elytra violaceous, the tarsi and tibiae piceous; 

 finely pubescent and also set with scattered erect hairs. Head 

 longer than broad, narrow in $, the exposed post-ocular portion 

 as long as the eyes, polished, very sparsely, mmutely punctulate, 

 the front broadly excavate and shallowly bifoveate; antennae 

 moderately long, shorter in $, rather slender. Prothorax as long 

 as broad, narrow, very sparsely, minutely punctulate. Elytra long, 

 much broader than the prothorax, widened to the apex, the latter 



TRANS. ENT. SOC. LOND. 1914. — PART I. (JUNE) E 



