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XX. Srjnopsis of British Hemiptera-Heteroptera. 

 By Edward Saunders, F.L.S. Part III. 



[Read 2nd August, 1876.] 



MICROPHYSIDiE. 



A. Second joint of antennte considerably longer than 



fourth Microphysa. 



AA. Second joint of antenna not longer than fourth . . Myrmedohia. 



MiCROrHYSA. 



A. $ moderately robust; cuneus dull; embolium red- 

 dish; ? brown, dull, robust; wing-cases covering 



half the body or more ^weZw^^/tZ/f^-WM'. 



A A. (J very slender; embolium dark; cuneus red; 

 9 bright red, with the body black; shining and 

 elongate; wing-cases not covering the body at all elegantitla. 



1. pselaphiformis, West. Fig. Doug. & Scott, pi. xvi. 



fig. 3, $ and $. 



$ Head, thorax and antennne black-brown, the ocelli 

 red. Thorax deeply channelled across the middle, the 

 sides nearly straight. Elytra paler brown, the embolium 

 red. Cuneus pale at the base, outwardly narrowly red ; 

 membrane dusky. Antenna? : 3rd joint two-thirds as long 

 as 2ud, 4th slightly longer than 3rd. Femora brown; 

 apices, tibire and tarsi paler. 



9 dull brown, much widened posteriorly, covered with 

 a fine short golden pubescence ; head on the vertex red. 

 Thorax with a strongly raised rib across the middle. 

 Elytra covering about half the body, slightly paler on the 

 lateral margins ; body darker than the elytra, and much 

 dilated. Legs slightly paler than in the S . 



Length, S , 1 line ; 2,1 line. 



Under bark, on palings, &c. 



2. elegantida, Baer. Fig. Dougl. & Scott, Brit. Hem. 



pi. xvi. fig. 2, $ and $. 



Much longer and naiTOwer than the preceding. $ very 



delicate and shining. Head red, thorax reddish-brown, 



sides sinuate. Elytra brown, with the base and apex 



above the cuneus paler; cuneus bright red, membrane 



trans, ent. soc. 1876.— part iv. (dec.) 



