AM. JOUR. SCI., Vol. XVII, 1879. oe Plate IX. 
——, : .—Pelvis of Geococcyx Californianus Baird; seen from the left, natu-— 
ral s 
Fi igure 2. —Pelvis of Emeu, Dromaius nove hollandie Lath; one-fifth natural — 
size. 
Figure 3.—Pelvis of Apteryx australis Owen; three-fourths pores size. 
a. acetabulum ; il. ilium; 7s. ischium; p. pubis; p’. post-pu 
