198 HEMIPTERA. 



gin of the thorax pro- 

 duced over the base of 



the scutellum 41. RHYNCHOCORIS. 



b. Sternum with a double keel 38. DIPLOSTIRA. 

 2. Tarsi 2-jointed. 



a. Second joint of the antennae 



minute 37. MICRODEUTERUS. 



b. Second joint of the antennae 

 about as long as, or longer 

 than, the third. 



* Sternal keel and ventral 



spine small 35. AMPHACES. 



t Sternal keel and ventral 



spine well developed .... 42. ACANTHOSOMA. 



Genus 1. LOXA. 



Cimex, p., Fab.Ent. Syst. iv. (1794) # S. R. (1803). 

 Pentatoma, p., Pal. Beauv. Ins. (1805). 

 Loxa, Am. $ Serv. Hem. 137 (1843). 

 Pentatoma, p., H. Sch. Wanz. vii. (1844). 



1. LOXA flavicollis. 



Cimex flavicollis, Drury, Ins. ii. 67. pi. 36. fig. 4 (1773). 

 Cimex albicollis, Fab. E. S. iv. 98. 75 (1794) $ S. R. 160. 26 



(1803); H. Sch. Wanz. vi. 68. t. 203. fig. 634 (1842). 

 Pentatoma viridis, Pal B. Ins. III. Hem. pi. 8. fig. 1 ? 

 Loxa flavicollis et virescens, Am. fy Serv. Hem. 137. 1 & 2. pi. 3. 



fig. 3 (1843). 



Pentatoma albicolle, H. Sch. Wanz. vii. 94 (1844). 

 Stoll, Pun. 109, 110 & 112. pi. 28. fig. 196, 198 & 200. 



a. Brazil. Presented by Sir Charles Stuart. 



b. Jamaica. From Mr. Gosse's Collection. 



c. Jamaica. 



d. . From Mr. Children's Collection. 



2. LOXA aifinis, n. s. 



L. praecedenti valde affinis, differt praecipue, thorace longiore, 

 spinis brevioribus, et scutelli apice latiori. 

 Long. lin. 12. 

 a. Para. From Messrs. Wallace and Bates's Collection. 



Genus 2. GALEDANTA. 



Cimex, p., Fab. Syst. R. (1803). 

 Galedanta, Am. fy Serv. Hem. 136 (1843). 



