ILLUSTRATIONS. 



PLATES. 



I Page. 



Plate I. Cardinal and gray grosbeaks Frontispiece 



II. Seeds and fruits eaten by grosbeaks 10 



III. Black-headed and rose-breasted grosbeaks 34 



IV. Blue grosbeaks 78 



TEXT FIGURES. 



Fig. 1. Seeds of smartweed 11 



2. Seeds of cockspur grass 12 



3. Seeds of blue vervain 12 



4. Seeds of ribgrass . 12 



5. Seeds of corn groin well 13 



6. Seeds of ragweed 13 



7:> Caterpillar hunter 14 



8. Bollworm or corn-ear worm 10 



9. Cotton cut-worm 16 



10. Zebra caterpillar 17 



11. Harvest-fly 17 



12. Billbug 19 



13. Figeater 19 



14. Rose-beetle 20 



15. A flower eating scarabaeid 20 



16. Locust leaf-miner 21 



17. Seeds of yellow foxtail 29 



18. Seeds of rough tumbleweed__. 29 



19. Cotton boll weevil 30 



20. Cotton worm 31 



21. Seeds of black bindweed 41 



22. Pine buprestid 44 



23. Seed corn scarabseid 45 



24. Plum curculio 46 



25. Potato beetle 47 



26. Spotted cucumber-beetle 49 



27. Fall cankerworm _■ 51 



28. Army worm 51 



29. Orchard tent-caterpillar 52 



30. Gipsy moth 52 



31. Brown-tail moth 53 



32. Buffalo tree-hopper 54 



33. Australian ladybird 69 



34. Codling moth 72 



35. Spring cankerworm : 73 



36. Black olive scale ■___'__ 73 



37. Seeds of green foxtail 81 



38. Purslane caterpillar 82 



39. Lesser migatory locust S3 



40. Coral-winged locust .. 84 



4 



