LIST OF PLATES. IX 



hemp, grass, or plaster used as a substitute for the natural body. 

 Fig. 2. A, nut ; B, cap ; C, thread. 



Plate X. Skeleton of a Grouse, or Prairie Hen (Cupi- 

 donia cupido, Baird), showing the different bones, as follows : — 

 a, the skull ; b, vertebra of the neck ; c, humerus ; d, forearm ; f, pha« 

 langes ; g, furcula ; h, sternum ; i, marginal indentations • j, thigh ; 

 k, tarsus ; y, tibia ; m, rump ; n, coccygus ; A, ribs ; B, lower joint of 

 thigh. 



