204 BKACIIELYTliA — ALEOCHAKIDAE. 



cence ; apical segments smooth. L. scarcely f 1. Common 

 in ants' nests at Eannoch. H. ijaralldcb, Mannh. 



c. Thorax distinctly transverse. 



I, Penultimate joints of antennae not, or only mode- 

 rately transverse. 



1. Thorax coarsely punctured. 



A A, Thorax yellowish. 



Flat, shiny. Yellowish ; apex of antennae, head and 

 more or less the abdomen l)lackish. Sides of thorax nearly 

 straight ; base of abdomen tolerably closely punctured. L. 

 1| — 2| 1. Common. H. deprcssa, Gyll. 



3 IB. Thorax black or pitchy. 



ci (I. Thorax one-third broader than long ; 

 length of body 2 — 2| lines. 



Black ; elytra reddish-brown ; antennae and legs yel- 

 lowisli, sides of thorax rounded in front ; base of abdomen 

 diffusely punctured ; antennae stout. L. 2 — 2-| 1. Eare. 



H. Ihe-patica, Er. 



h h. Thorax half as broad again as long ; length 

 of body If lines. 



Narrower than H. Iwpatica, with more slender antennae. 

 Pitch-black ; antennae, elytra, and legs reddish-yellow ; 

 apex of abdomen and margins of segments reddish. Sides 

 of abdomen gently rounded in front; abdomen almost 

 impunctate. L. 1§ 1. Very rare ; Tilgate Forest. 



H. cxarata, Sharp. 



2, Thorax finely punctured. 



A A. Penultimate joints of antennae as long as, 

 or longer than broad. 



a a. Apical joint of antennae not quite so 

 long as ninth and tenth joints together. 



Head and thorax blackish, with a dull brassy appear- 

 ance ; elytra dirty brownish, dull, roughly punctured ; ab- 

 domen black, sliiny ; antennae black, with yellowish base ; 

 legs dirty yellowish. L. 1| — If 1. Not very common. 



If. aquatica, Th. 



h h. A])ical joint of antennae longer than ninth 

 and tenth joints together. 



