136 CORETNA. 



spots. Underside ochreous, the sides fuscous, obscurely punctured, 

 finely haired. 



Length, 3^ lines. 



Scarce. Deal, August ; "Weybridge, September (Scott) ; under the 

 leaves of herbaceous plants. 



Genus 3. MYRMUS, Halm. 



Narrow, elongate, with very short, projecting hairs. 



Hea d a little deflected, convex, the sides parallel ; Crown quadran- 

 gular, base incrassated ; the antenniferous processes lower than the 

 facial lobes, short, obtuse, deflected, not projecting, but concealing 

 the tubercle of the antennae ; Face ; the lobes raised, distinct, the 

 central lobe longest, at the apex broader than the side lobes, the hairs 

 thereon very short, projecting forwards. Antennas of moderate length, 

 with very short, projecting hairs ; 1st joint scarcely so long as the 

 crown, the base gradually narrowed inside; 2nd twice as long 

 as the 1st, tapering, the base not so thick as the apex of the 1st ; 

 3rd slightly tapering, nearly as long as the 2nd ; 4th fusiform, 

 frds as long as the 3rd, and thicker; the junction of the 2nd, 

 and 3rd, and 4th, and 5th well defined. Eyes moderate, semi- 

 globose, prominent. Ocelli moderate, distant, situate at the 

 end of a slight furrow which extends forward, behind the eyes. Ros- 

 trum reaching the 2nd pair of coxae, the base in a very short raised 

 channel. 



Thorax. Pronotum slightly convex, trapezoidal ; on the 1st third 

 a slight cross swelling ; in the centre a fine raised line ; hinder angles 

 scarcely raised, but within them a furrow runs out on the posterior 

 margin ; posterior margin very slightly concave. Scutellum trian- 

 gular, apex obtuse, sides slightly rounded, margins slightly incras- 

 sated and constricted near the apex. Elytra, usually with only part 

 of the corium and a rudiment of the membrane; when developed 

 they are not so long as to cover the abdomen ; Clavus and Corium 

 transparent, nerves prominent; Membrane transparent, filled with 

 nerves, which, except two which spring from the inner portion of 

 the posterior margin of the corium, diverge from a central, basal 

 point near to, but not touching, the posterior margin of the corium. 

 Sternum with a shallow rostral channel, and a deep hollow in the 

 centre of the mesosternum ; Metasternum with the posterior margin 



