llOMALnTA. 207 



Rather flat, tlie fdrc parts dull. Black; elytra brownish. 

 Antennae rather stout ; joint 4 scarcely broader than 8, 

 joint 5 much l)roader than 4. L. aliout HI. Common. 



H. fungicohi, Th. 



h 1. Antennae entirely blackish ; legs 

 pitchy. 



More convex than //. fungicola, with the fore parts not 

 so dull, head narrower. L. 1-^ 1. Rare. 



//. ig iiohilis, Sharp. 



C e. Antennae with joints 4 and 5 about as 

 broad as long, joints 6 to 10 rather broader 

 than long ; apical joint about half as long 

 again as 10. 



Rather flat, scarcely shiny. Black ; elytra pitch-brown; 

 legs dark yellow. Thorax usually with a distinct central 

 furrow on the hinder half ; abdomen with segments 2 to 4 

 diffusely punctured, 5 very diffusely, 6 nearly smooth. 

 L. 1| 1. Scotland. R. dicersa, Sharp. 



b I). Length from 1 to Ih lines. 



A a. Elytra pale yellow, with darker 

 markings. 



A 1. Antennae pitchy, lighter at base; 

 penultimate joints rather strongly trans- 

 verse ; apical joint about half as long- 

 again as joint 10. 



Rather broad and short. Head, thorax and abdomen 

 black or pitch-black ; legs pale yellow. Fifth abdominal 

 segment punctured at liase, almost smooth at apex. L. 11 1. 

 Moderately common. H. hoUtohia, Th. 



-B 1. Antennae entirely yellow, penulti- 

 mate joints very transverse, apical joint 

 fully as long as ninth and tenth joints 

 together. 



Head black ; thorax pitchy or pitchy-red ; abdomen 

 pitch-black; legs pale yellow. Fifth abdominal segment 

 nearly impunctate. L. 1| 1. Rather common ; Cambridge 

 Fens. H. nigritula, (lyll. 



I> h. Elytra chestnut-brown, with shoulders 

 yellow. 

 Similar to H. nigritula, but with thorax more strongly 



