4 INQUIRIES RELATIVE TO CRAWFISH. 



QUESTIONS. 



1. Whfit kinds of Crawfish live in your vicinity ? 



2. Have you one kind in your springs,- and a different kind in the 



streams which run from them ? 



3. Do they live in holes made by themselves at the bottom of the 



springs ? 



4. If so, do other creatures live with them in these holes ? 



5. Are they active there, or elsewhere in winter ? 



6. Do the different parts of your streams yield different kinds ? 



7. If so, please report any differences in their habits ? 



8. Does one species master the other and chase it away, or exter- 



minate it ? 



9. Does the kind in the springs destroy the floors or other parts of 



your sjiriug houses ? 



10. Will you secure a few of the largest specimens you may find ? 



11. Are these large ones more shy and secretive than the medium 



sized ones ? 



12. The males may be known by the forked, hooked, or twisted 



ends of the first pair of legs on the fore part of the belly 

 proper. Are the males or the females of any one kind more 

 abundant ? 



13. At what dates do you find eggs on the belly of the female ? 



14. Does the male, or another female, help to place the eggs on the 



legs of the belly ? 



15. What is the size of the smallest female you have ever seen with 



eggs ; and what of the largest ? 



16. Are the eggs sometimes smaller, or fewer, than at other times ? 



17. If a specimen loses her eggs does she lay a new set ? 



