VIII ANIMAL EESOUECES OF THE UNITED STATES. 



Pajre. 



VII. Marsipobraxciiiates 70 



23. Hjiicroartiii (lampreys) TO 



24. Hyperotreti(liag8) 70 



VIII. Leptocardiaxs 70 



25. CiiTostomi (lancelets) 70 



Section B.— MEANS OF PURSUIT AND CAPTURE. 



jAjJiyaratus of direct apiyJication. 



I. IUV^^>-I>IPLEMENTS (SIMPLE TOOES) 71 



* For striking. 



1. Clubs 71 



2. Slung weiglit 71 



** For cutting. 



3. Knives 71 



4. Axes 76 



*** For thrusting. 



5. Spears and prods 78 



II. Implements for seizure of object 79 



* Scooping-instruments. 



6. Scoops 79 



** Grasjnng-hoolcs. 



7. Hooked imiilements (used with single motion, tliat of hooking) 80 



8. Barbed imijlements (used with two motions, the first that of thrusting) . 82 



9. Tongs, &c 85 



*** Grasping-lines. 



10. Nooses (lariats and snares) 86 



11. Loaded lines (bolas) 85 



**** Entangling-llnes. 



12. Tangles , ' 87 



■ \\ Apparatus of indirect application. 



III. Missiles 87 



* Simple missiles {those propelled by the unaided arm). 



13. Hurled weights 87 



14. Hurled sticks 87 



15. Hui-led si:)ears, lances 88 



** Centrifugal missiles (propelling power augmented by artificial lengthening of the arm). 



16. Slings, and spears thrown by straps 83 



17. Missiles thrown by " thro wing-sticks " 88 



#** 



Missiles propelled by a sjiring. 



T Spring consisting of bent rod. 

 18. Bows and arrows 88 



