HOMALOTA. l97 



dark at apex, where tliey are thickened. Tliorax nearly 

 one-third broader than "long, a little narrowed behind, 

 indistinctly punctured ; elytra nearly half as long again as 

 thorax, granulate ; tarsi and knees pale, posterior tarsi 

 stout and rather short. L. 1-|- 1. Common. 



H. iiicana, Er. 



C ('. Abdomen with basal segments closely 



and distinctly punctured, the fifth more 



diffusely, the sixth nearly smooth. 



Linear, head and thorax dull. Black ; antennae yellow 



at base, dark at apex, where they are thickened. Thorax 



nearly as long as broad, somewhat narrowed behind, with a 



broad central impression and indistinct punctuation ; elytra 



less than one-third longer than thorax, granulate ; femora 



darker than tibiae and tarsi, posterior tarsi short and stout. 



L. 1\ 1. leather common. H. nigclla, Er. 



h h. Legs yellow. 



A «. Abdomen unicolorous black. 



A 1. Elytra brown ; apex of abdomen 

 almost smooth ; head and thorax very 

 dull. 



Head and thorax black, antennae yellow at base, pitchy 

 at apex. Thorax nearly as long as broad, somewhat nar- 

 rowed Ijehind ; elytra a little longer than thorax ; sixth 

 abdominal segment nearly smooth. L. If 1. Moderately 

 common. H. aeqiuda, Er. 



B 1. Elytra reddish -yellow ; apex of 

 abdomen rather diffusely punctured ; 

 head and thorax rather dull. 

 Linear, rather flat. Head black; thorax varying from 

 black to red, nearly as broad as long, very little narrowed 

 behind, with a distinct central furrow ; elytra not much 

 longer than thorax. Punctuation close and fine. Antennae 

 pitchy with basal joints reddish-yellow. Sixth abdominal 

 segment rather diffusely punctured. L. 1-|- — If 1. Mode- 

 rately common. H. angustula, Gyll. 

 B b. Abdomen black, with apex lighter. 

 A 1. Central furrow on thorax distinct 

 and broad. 

 Kather shiny. Black; elytra brown ; antennae light at 



