24 0: STAL, 
Subg. ÖNCOGASTER STAL. 
Thorax haud -vel vix duplo latior quam longior, marginibus lateralibus anticis 
pone medium distincte sinuatis, haud explanatis, angustissime reflexis, angulis laterali- 
bus paullo prominulis. Venter lateribus maxime convexis. Thorax et scutellum di- 
stincte vel fortiter punctata. 
a. Corpore violaceo vel aneo, lateribus ventris concoloribus. 
10. 5. (Oncogaster) exrulcus DALL. 
Stiretrus ceruleus DaLniu., List of Hem. I. p. 79. 4. (1851); Står, Ent. Zeit. XXIII. 
p. 85. 17. (1862). 
Patria: Mexico. (Mus. Holm.) 
11. 5. (Oncogaster) flavipes STAL. 
Stiretrus flavipes STAL, Ent. Zeit. XXIII. p. 85. 19. (1862). 
Patria: Mexico. (Mus. Holm.) 
12. 8. (Oncegaster) nigritarsis STAL. 
Obscure ceruleus, interdum in wnescentem vergens; antennis nigris, harum ar- 
ticulo primo apicem versus, secundo toto et tertio basin versus, spina basali ventris 
pedibusque flavescente-testacis; tibiis anticis dilatatis, basi excepta ceruleis; apice imo 
tibiarum posteriorum ceruleo; tarsis ceruleo-nigris. F. 2. Long. 9, Lat. 5 mill. 
Patria: Mexico. (Mus. Holm.) 
Colore capitis tarsorumque a precedente divergens. 
aa. UCorpore ctwneo, ceruleo vel testaceo, lateribus ventris flavescentibus vel testuceis, 
scepissime nigro vel testaceo-maculatis. 
13. 8. (Onecogaster) anchorago FABR. 
Cimex anchorago FABR., Ent. syst. p. 86. 25. (1794). 
Tetyra anchoraqo FABR., Syst. Rhyng. p. 157. 44. (1803). 
Tetyra Diana FaABR., Syst. Rhyng. p. 137. 45. (1803). 
Tetyra fiumbriata SAY, Amer. Ent.. pl. 43. fig. 1. (1828); Compl. writ. I. p. 93. pl. 
43. fig. 1. (1859). 
Asopus Diana Burm., Handb. II. 1. p. 381. 12. (1835). 
Pentatoma pulchella Wresrw. in Horr, Cat. of Hem. I. p. 42. (1837). 
Pentatoma anchorago Wrsrw. in Horr, Cat. of Hem. I. p. 42. (1837). 
Stiretrus Diance GErRM., Zeitschr. I. 1. p. 19. 19. (1839); H. S., Wanz. Ins. V. p. 
3. fig. 454. (1839). 
Asopus variegatus H. S., Wanz. Ins. IV. p. 90. fig. 427. (1839). 
Stiretrus anchorago DaALL., List of Hem. I. p. 80. 7. (1851). 
Stiretrus fimbriatus DALL., List of Hem. I. pr 8L 10 ATSST): 
Patria: America borealis, Connecticut, Texas. (Mus. Hohn.); Georgia, Carolina. 
