556 HEMIPTERA. 



ceous, mottled with brown. Breast brownish testaceous, punc- 

 tured, with the disc black, smooth and impunctate, and with 

 three indistinct blackish spots on each side. Legs testaceous ; 

 thighs covered with brown points ; tarsi with their basal joint 

 longer than the other two together, pale testaceous, becoming 

 brownish at the tip ; remainder brownish. Rostrum testaceous 

 at the base, deep brown at the apex. Antennae with the three 

 first joints brownish testaceous ; fourth joint brown. 

 a. Jamaica. From Mr. Children's Collection. 



11. NYSIUS? marginalis, n. s. 



N. fusco-griseus, punctatus ; capite thoraceque antice nigrican- 

 tibus ; elytrorum marginibus subdiaphanis, fusco-macu'atis. 

 Long. lin. 1^. 



Margins ot the elytra projecting beyond the abdomen, nearly 

 colourless and semitransparent, with a row of brown band-like 

 spots. Legs and rostrum brownish fulvous. Antennae with the ! 

 two basal joints black, remainder wanting. 



a. Galapagos Islands. Presented by Charles Darwin, Esq. 



Genus 5. HETEROGASTER. 



Lygseus, p., Fab. Ent. Syst. iv. (1794) $ Syst. Rh. (1803) ; Fall. 



Mon. dm. (1807) fy Hem. Suec. (1829); Zett. F. Ins. Lapp. 



(1832) $ Ins. Lapp. (1840). 

 Heterogaster, p., Schill. Beitr. i. (1829) ; Hahn, Wanz. i. (1831) ; 



Eurm. Handb. ii. (1835); H. Sch. Norn. Ent. I (1835); Curt. 



B. E. xiii. 597 (1836) ; Sahib. Geoc. Fenn. (1848). 



1. HETEROGASTER Urticae. 



Cimex Urticae, Fab. Syst. Ent. 723. 129 (1775); Rossi, F. E. ii. 



1329 (1790). 

 Lygjeus Urtica;, Fab. E. S. iv. 166. 106 (1794) <$ S. R. 231. 136 



(1803); Fall. Mon. dm. 63. 2 (1807) % Hem. Suec. 49. 2 



(1829) ; Zett. F. Ins. Lapp. i. 469. 1 (1832) $ Ins. Lapp. 262. 



1 (1840). 

 Heterogaster Urticae, Schill. Beitr. i. 84. 1. t. 7- fig. 8 (1829) ; 



Hahn, Wanz. i. 73. t. 11. fig. 43 (1831) ; Eurm. Handb. ii. 293. 



1 (1835); H. Sch. Norn. Ent. i. 46 & 81 (1835); Curt. B. E. 



xiii. 597. 3 (1836); SaMb. Geoc. Fenn. 52. 1 (1848). 

 Heterogaster, Amyot, Ann. Soc. Ent. Fr. 2 me ser. iv. 106. 164. 

 a. Europe. From Mr. Children's Collection. 



2. HETEROGASTER affinis. 



Heterogaster affinis, H. Sch. Wanz. iv. 76. 1. 131. fig. 404 (1839). 

 a. S. of France. 



