IIOMALOTA. 205 



A a. Elytra yellow, distinctly darker roinul 

 scutelluin and at apical angles. 



Very similar to //. xanthoptcra ; antennae darker, rather 

 shorter, and not quite so stout. L. li — If 1. Common. 



H. acncicollis, Sharp. 



7? ?>. Elytra brown or brownish, indistinctly 

 darker round scutellum and at apical 

 angles. 



A 1. Elytra rather closely and finely 

 punctured. 



Head, thorax and abdomen black, shiny ; antennae and 

 legs yellow, former darker toward apex. Male with apex 

 of seventh abdominal segment crenulate. L. 1| — 2 1. 

 Common. H. xanthoptera, Stepli. 



a 1. Elytra closely and more or less 

 strongly punctured. 



a 1. Antennae yellow at base, more or 

 less brown toward apex ; elytra rather 

 strongly punctured. 



Broader than H. xanthoptera, with darker elytra and the 

 fourth joint of antennae longer. Male with apex of seventh 

 abdominal segment entire. L. 2 1. Bare ; Scotland. 



H. incognita, Sharp. 



b 1. Antennae pitchy, with three basal 

 joints dark yellow; elytra strongly 

 punctured. 



Black, shiny ; elytra shiny brown ; legs yellow. Male 

 with apex of seventh abdominal segment crenulate. L. 

 2 1. Rare ; Scotland. H. valid a, Kr. 



B 7?. Penultimate joints of antennae more or 

 less transverse. 



a a. Length from 1-| to If lines. 



A a. Antennae with joints 5 to 10 dis- 

 tinctly transverse ; apical joint as long as, 

 or longer than 9 and 10 together. 



A 1, Abdomen with segments 2 to 4 

 diffusely punctured, 5 and 6 almost 

 smooth. 



