LIST OF THE FIGURES OF HEMIPTERA ON PLATES 19, 20, 21. 



PLATE XIX. 



Fig. 1. Eurygfister alternatns, Say. 



2. Hoinsemns bijiigis, Uliler. 



3. Pachycoris torridus, Scop. 



4. Odoutoscelis catulus, Ubler. 



5. Stiretms iimbriatus, Say. 



6. Corimelajua uitiduloides, Germ. 



7. Eysarcoris melanocephalus, Fab. 



8. Aiigocoris sexpunctatiis, Fab. 



9. Stracbia (Murgantia) histrionica, Ilabn. 



10. Brocbymena obscura, H. Scbf. 



11. Cblorocbroa ligata, Say. 



1'2. Prionosoma podopioides, Ubler. 



13. Tbyanta custator, Fab. 



14. Podops dubius, Pal-Beauv. 



15. Neotliglossa undata, Say. 



16. OEbalus pugnax, Fab. 



17. Cydnus (Melanajtbus) piciuus, Ubler. 

 ly. Podisus cynicus, Say. 



PLATE XX. 



Fig. 19. Orectoderus amoeuus, Ubler. 



20. Couorbinus variegatus, Drury. 



21. Pbytocoris nubilus, Saj'. 



22. Lygfeus reclivatus, Say. 



23. Acantbocepbala femorata, Fab. 



24. Lygajus pilosulus, H.-Scbf. 



25. Trigonotylus ruficornis, Fallen. 



26. Mozena lineolata, H.-Scbf. 



27. Miris instabilis, Ubler. 



28. Lygus annexus, Ubler. 



29. Largus succinctus, Linn. 



30. Calocoris Pahneri, Ubler. 



PLATE XXI. 



Fig. 31. Sinea diadema, Fab, 



32. Eanatra 4-dentata, Stal. 

 33; Notonecta undulata, Say. 



34. Galgulus oculatns, Fab. 



35. Melauolestes picipes, H.-Scbf. 



36. Ambrysus Signoreti, Stal. 



37. Monalocoria filicis, Linn. , 



38. Belostoma americana, Leidy. 



39. Limnoporus rufoscutellatus, Lat. 



40. Hygrotrecbus remigis, Say. 



41. Antbocoris musculus, Say. 



42. Zaitba fluminea, Say. 



43. Corixa alternata, Say. 



44. Pbymata erosa, Linn. 



All of tbese fignres are mucb enlarged, some of tbem twice to three times as large 

 as tbe natural specimens. 



