476 HEMIPTEUA. 



band on each side. Thorax very thickly and finely punctured, 

 with the lateral angles spinous, the spines black ; posterior margin 

 sinuated, and with a minute white tooth in the centre. Scutellum 

 with a whitish point at the tip. Coriaceous portion of the elytra 

 thickly and rather strongly punctured, with the nervures elevated 

 and smooth ; membrane brownish, semitransparent. Abdomen 

 beneath with the disc brassy black, smooth and shining ; the base 

 and margins and two spots on the disc (one at the base of the 

 third, and one at the base of the fourth segments) yellow. Breast 

 with the sides brown, opaque, thickly and finely punctured and 

 pilose, with a smooth yellow band narrowly bordered with black 

 on each side, running from the anterior margin to the insertion 

 of the posterior legs ; sternum black. Anterior and interme- 

 diate legs fulvous ; posterior pair wanting. Rostrum brownish 

 testaceous, with the third joint fulvous, the last joint black. An- 

 tennae with the first and second joints blackish ; third joint ful- 

 vous at the base, black at the apex ; fourth joint dusky fulvous. 

 a. Port Essington. From Mr. Gould's Collection. 



20. ALYDUS pallens, n. s. 



A. supra fusco-testaceus, punctatus ; thorace spinoso, spinis 

 elongatis ; pectore rufescenti, utrinque maculis 2 magnis, 

 flavis, punctatis. ? . 

 Long. lin. /. 



Above brownish testaceous. Head pale. Thorax thickly and 

 rather strongly punctured, with the anterior margin impunctate, 

 posterior margin brown ; lateral angles armed with long slender 

 acute recurved spines. Coriaceous portion of the elytra thickly 

 and rather strongly punctured, with the nervures elevated and 

 smooth; membrane brownish, semitransparent. Abdomen be- 

 neath reddish fulvous, smooth and shining, with the disc yellow. 

 Breast reddish brown, thickly punctured, with two large rounded 

 yellow punctured spots on each side. Legs testaceous ; posterior 

 thighs with four teeth beneath, of which the two apical ones are 

 serrated ; the apex of the thighs and the teeth brown ; tibiae in- 

 curved, slightly sinuated. Rostrum fulvous, with the tip black. 

 Antennae with the basal joint brownish testaceous ; second and 

 third somewhat ferruginous ; fourth brown, with a whitish ring 

 near the base, 

 a. Brazil. 



21. ALYDUS puncticeps, n. s. 



A. fusco-testaceus, fusco-punctatus ; capite tenuissime fusco- 

 punctato ; postpectore tuberculis 2 minutis albidis. $ . 

 Long. lin. / 



