QUESTIO. 



14. Describe the oyster, land, and king cra13&N5jSS&&!fre'the general 

 characteristics of insects ? 16. Describe the skeleton ; of what is it 

 composed? 17. Describe the internal organs. 18. How do insects 

 breathe ? 19. Describe the metamorphosis of an insect. 20. Give an 

 example of an incomplete metamorphosis. 21. How does the peripa- 

 . tus defend itself? 22. Define the myriapoda ; where are the poison- 

 glands? 23. Describe the scorpions. Spiders. 24. How is the silk 

 produced ? 25. Define the hexapoda, and give examples. 26. Define the 

 orthoptera. 27. Define the hemiptera, and give examples. 28. De- 

 scribe the metamorphosis of the froth insect. 29. Mention some insects 

 that are particularly valuable to man. 30. Define the coleoptera. 31. 

 How does the diving-beetle cling ? 32. Define the diptera. 33. De- 

 scribe the metamorphosis of a fly. 34. What are the characteristics of 

 the butterflies? 35. How do they differ from moths ? 36. Define the 

 hymenoptera. 37. How would you preserve an insect for study? 



BRANCH VIII. i. What are the general characteristics of as- 

 cidians ? 2. How do they breathe, eat, move ? 3. Give example of 

 compound ascidian. 4. Describe the salpa and appendicularia. 5. 

 How are they allied to vertebrates ? 



BRANCH IX. i. Define a vertebrate? 2. Define the fishes. 3. 

 Describe the parts of the skeleton. 4. How do the fins compare with 

 the limbs of other forms? 5. Why are fishes cold-blooded? 6. 

 What is the use of the air-bladder ? 7. Describe the manner of breath- 

 ing. 8. Describe the internal organs. 9. Do fishes ever leave the 

 water? Give examples. 10. What is meant by interspinous bones? 

 n. What is meant by a cartilaginous fish? a bony one? 12. What is 

 meant by a pouched-gilled fish ? 13. Describe the manner of breath- 

 ing in the lung-fishes. 14. In the amphibious fishes. 



BATRACHIANS. i. Define the class batrachia? Give examples. 2. 

 How does the skeleton differ from that of other vertebrates ? 3. How 

 do they breathe? 4 Describe the circulation. 5. Describe the de- 

 velopment. 6. What peculiarity is there about the axolotl ? 7. How 

 does a siren differ from a frog ? 



REPTILES. i. What are the general characteristics of true rep- 

 tiles ? 2. In what do they resemble the birds ? 3. How do they dif- 

 fer from the batrachians ? 4. Is the blood cold ? 5. Describe the 

 manner of development. 6. Describe the moulting process of snakes. 

 7. Describe the color-changes of reptiles. 8. How do the teeth of 

 crocodiles and snakes differ ? 9. Are crocodiles found in this country ? 

 Where ? and what are their habits ? 



BIRDS. i. Define the birds. 2. How do they differ from the reptiles? 

 3. What modification of the limbs is observed ? 4. Describe the head. 

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