26 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, (dead-falls, 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 artificial in- 

 crease of the length of the arm.) 



16. SLINGS AND SPEARS THROWN BY STRAPS. 



a. Slings. 



b. Spears, with straps used iu 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. 

 IS. 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. 



