HENESTARIU.^. 227 



notum ; side margins, and the keel at its apex, brown or yellow. 

 Elytra ; Claims and Corhim pale-ocbreous ; Clavus convex, except 

 at the apex, the margins with a piceous, often interrupted line ; 

 Corium with 2 piceous, often interrupted lines, each on a nerve ; 

 anterior margin with a brown line on the edge ; posterior margin 

 broadly piceous, often interrupted ; Membrane diaphanous ; nerves 

 clear, with broad, dusky^ interrupted shades between them. Sternum 

 black ; margins of the segments narrowly yellow ; a large spot at 

 the base of each coxse, and the convoluted process, pale-yellow. Legs 

 yellow ; thighs with lai'ge piceous spots, often confluent, apex 

 clear; tibicB yellow-brown, base and apex darker ; tarsi; 1st joint 

 at the apex, 3rd entirely, piceous. 



Abdomen black ; beneatli, in the ^ the last 3, in the ? the last 

 4 abdominal segments yellow, except at the sides ; posterior margin 

 of the last piceous, or black. Stigmata yellow. Coiinexivum yellow 

 on the edge, and sometimes on the underside. Genital segments 

 in the ^ black, in the ? yellow. 



Length, 1\ — 2 lines. 



Local. Stated to be attached to Thymus Serjjgllum. Deal, 

 August ; Portmarnock ( Wollaston) ; under stones, Portland, May, 

 and running quickly over the sandhills near Lowestoft, June 

 (Curtis). 



Pieber enumerates 8 other species, some of which probably occur 

 in Britain. 



Family 3.— HENESTARIDJE. 



Gei/us 1. — Henestaris, Spw. 

 Elliptic. 



Head short ; across the eyes broader than the front of the pro- 

 notum ; Croicn yerj s^hort and slightly convex, at the sides 

 produced into a broad peduncle of the eyes ; the antenniferous 

 processes very short, obtuse ; Face broad, short, triangular, very 

 convex and deflected ; central lobe at the end obtuse ; side lobes 

 broad, pointed, almost as long as the central lobe ; anterior margin 

 slightly concave. Antennce strong, short ; 1st joint thickest, 

 shorter than the head, \ the length projecting beyond the end of 

 the face ; 2nd and 3rd each a little thickened at the apex ; 2nd 



