16 Hemiptera-Heteroptera. 
Shalford, Surrey, Butler; Exeter, Parfitt; Norfolk, 
Edwards ; Chatham, Darenth, Caterham, Chumpion ; Folke- 
stone, Carshalton, Rye; St. Osyth, Croydon, Bournemouth, 
Blatch ; Lulworth, J. C. Dale. 
EURYGASTER, Lap. 
A genus of rather large flat species, of a dull brown or 
testaceous colour, sometimes variegated with darker brown, 
or purple brown markings ; scutellum extending quite to 
the apex of the abdomen or beyond it. Our two British 
species are easily distinguished. 
(2) 1. Sides of the prothorax straight, scutellum not keeled 
longitudinally : : j : 3 - MAURA. 
(1) 2. Sides of the prothorax curved, scutellum keeled 
longitudinally : : ¢ : i A . NIGRA. 
E. maura, Zinn.—Brown or ochreous more or less 
mottled with darker or purple brown, deeply punctured 
with black punctures. Head with the central lobe not 
enclosed by the cheeks, antennw black at the apex; 
prothorax with its sides straight or slightly sinuate, 
posterior angles somewhat produced ; scutellum without a 
raised keel but with a smooth central line at the base, and 
a raised smooth tubercle on each side, about midway be- 
tween it and the external margin ; connexivum produced, 
spotted with black, its margin rounded, under surface and 
legs ochreous punctured with black. 
L. 8-10 mm. 
By sweeping, Folkestone, Woking ; Headley Lane, Deal, 
Cardiff, Lillups; Dallington Forest, Sussex, Ewhurst, 
Surrey, Butler ; Reigate, Linnell ; Chatham, Champion ; 
Glanvilles Wootton, Portland, Lands End, Whittlesea 
Mere, J. C. Dale. 
E. nigra, Ma).—Pale ochreous, deeply punctured, in 
some varieties more or less mottled with darker colour, 
and in some Continental varieties nearly black. Head with 
