IIUMALUTA. 203 



1)eai'iiig live or six hairs at apex. L. 1 1. Not conmion, 

 local; near London. IT. soo'or, Kr. 



h b. Apex of dorsal plate of seventh abdominal 

 segment not notched in either sex, but 

 scarcely completely rounded. 



Very similar to H. soror, but with the legs, antennae 

 and apex of abdomen of a clearer yellow. Elytra rather 

 longer than in H. analis. L. 1 1. Not common. 



H. deciijiens, Sharp. 



II» Six penultimate joints of antennae strongly 

 transverse. 



1. Antennae much thickened toward apex. 



A A, Thorax dark brown. 



Parallel-sided. Brown ; antennae, legs, and apex of 

 alidomen yellow. Punctuation indistinct ; very finely 

 pubescent. Thorax about one-third Ijroader than long ; 

 elytra a little longer than thorax. L. 4 1. Eather common ; 

 local. H. exilis, Er. 



jB S, Thorax reddish-yellow. 



a a, Aljdomen red-yellow, darker before apex. 



A a. Head and elytra red-yellow. 



Punctuation and pubescence finer than in H. exilis, and 

 elytra a little shorter. L. f 1, Eare. H. pallcns, Eedt. 



2? b. Head and elytra brown. 



Thorax al^out half as broad again as long ; elytra fully 

 half as long again as thorax. L. f 1. Scarce ; Eeigate. 



H. palleola, Er. 



b b. Aljdomen black, apex paler. 



Not very parallel-sided. Head l)lack ; elytra reddish- 

 yellow. Head round, narrower than elytra ; thorax about 

 one-third broader than long, with an indistinct central fur- 

 row at base ; elytra a little longer than thorax. L. f 1. 

 Edinburgh. H. validiuscula, Kr. 



2, Antemiae a little thickened toward apex. 



Head and thorax black ; elytra brown, abdomen black, 

 with apex paler, antennae and legs yellowish. Head round ; 

 thorax about one-third broader than long ; elytra a little 

 longer than thorax; basal segments of abdomen with 

 fine and indistinct punctuation and rather distinct puljes- 



