2'G ANIMAL RESOURCES OF THE UNITED STATES 



111. MISSILES. 



* Simple missiles, (those propelled by the unaided arm.) 



13. HURLED WEIGHTS. 



a. Stones and discs thrown by the hand. 



b. Weights dropped from an elevation, (deadfalls, not automatic.) 



14. HURLED STICKS. 



a. Straight sticks : 



Clubs used as missiles. 



b. Curved sticks: 



Throw-sticks, used by the Moqui Indians of New Mexico in 



hunting rabbits. 

 (Boomerangs.) 



15. HURLED SPEARS. 



a. Darts and lances. 

 ** Centrifugal missiles. (Propelling power augmented by an artifieial in- 

 crease of the length of the arm.) 

 1G. SLINGS AND SPEARS THROWN BY STRAPS. 



a. Slings. 



b. Spears, with straps used in throwing them. 



17. MISSILES PROPELLED BY « THRO WING-STICKS." 



a. Spears with throwiug-sticks, used by Eskimos: 

 Series of throwing or darting sticks. 

 *** Missiles propelled by a spring. — £ Spring consisting of bent rod. 



18. BOWS AND ARROWS. 



a. Bows : 



Simple bows. 

 (Cross-bows.) 

 (Ballistas.) 



b. Arrows : 



Lance- arrows. 



Harpoon-arrows, used in fishing. 



Blunt or club arrows, used in killing birds. 



c. Accessories of bows and arrows: 



Holders. 

 Quivers. 

 Arrow-head pouches. 



