64 SCUTATINA. 



FAMILY 4 EURYG ASTRIDE. 



Genus 1. EURYG ASTER, Lap. 

 Broad, oval, convex. 



Head deflected, broad, convex, triangular, rounded in front, the 

 central lobe of the face not elevated. Antennce slender, gradually 

 thicker from the base upwards, inserted near the eyes ; 1st joint 

 short ; 2nd curved ; 2nd and 4th longer than the 1st ; 3rd shorter ; 

 5th longest, subfusiform. Eyes; the portion which is above the 

 lateral margin of the head, triangular, convex. Ocelli very small, 

 distant. Rostrum reaching to the 3rd pair of coxae ; the base in a 

 channel, narrow in front and very wide and oval behind, where also 

 the sides are produced ; 2nd joint the longest. 



Thorax. Pronotum very convex, hexagonal, wider than long, 

 anteriorly narrow, posteriorly very wide ; anterior margin rather 

 longer than the width of the head, concave between the eyes and 

 nearly straight behind them ; lateral margins nearly straight or 

 rounded, delicately reflexed; hinder and posterior angles much 

 rounded ; posterior margin straight, with a short furrow from within 

 the hinder angles. Scutellum convex, with the base more raised, as 

 long as the abdomen, but not so wide, leaving a broad portion of the 

 elytra and abdomen uncovered ; sides straight, posteriorly broadly 

 rounded ; the disk in the centre with a short keel. Elytra : anterior 

 margin nearly straight; Gorium; the uncovered portion coriaceous, 

 widest at its base, gradually narrower till it meets the scutellum at 

 the end of the straight part of its margin ; the covered portion mem- 

 branous ; Membrane with many (15 20) long nerves. Sternum : 

 Prosternum divided in the centre and produced on each side of the 

 rostral channel into a thin plate, which is rounded off and raised at 

 the sides and in front, forming, with the base of the head, a channel 

 in which the antenna lie when at rest. Legs short, strong ; thighs 

 flattened; tibia (especially the 1st pair) angulated, the margins 

 raised and set with very short spines or teeth ; tarsi hairy beneath ; 

 the 2nd joint shortest. 



Abdomen ovate, rather convex beneath ; the segments shorter in 

 the centre than at the sides, their posterior margins very concave, 

 and that of the last segment deeply cut out for the reception of the 



