44 PROFESSOR OWEN ON MACROPUS. 
DESCRIPTION OF THE PLATES. 
PLATE LXXIV. 
Fig. 1. Skull of Macropus rufus, side view. 
Fig. 2. Skull of Macropus rufus, half of upper surface. 
Fig. 3. Skull of Macropus rufus, half of under surface. 
Fig. 4. Skull of Macropus rufus, hind or occipital end. 
Fig. 5. Skull of Macropus rufus, fore or nasal end. 
Fig. 6. Lower molars, left side, grinding-surface. 
PLATE LXXvV. 
Fig. 1. Atlas vertebra, side view. 
Fig. 2. Atlas vertebra, front view. 
Vig. 3. Atlas vertebra, back view. 
Fig. 4. Atlas vertebra, upper view. 
Fig. 5. Axis vertebra, side view. 
Fig. 6. Axis vertebra, under view. 
Fig. 7. Fourth cervical, upper view. 
Fig. 8. Sixth cervical, front view. 
Fig. 9. Seventh cervical and first three dorsal vertebra, side view. 
Fig. 10. Last three dorsal vertebra (p 11, 12, 13), side view. 
Fig. 11. First lumbar vertebra, side view. 
Fig. 12. Third lumbar vertebra, side view. 
Fig. 15. Fifth lumbar vertebra, side view. 
PLATE LXXVI. 
Fig. 1. First rib, outside view. 
Fig. 2. Second rib, inside view. 
Fig. 3. Third rib, inside view. 
Fig. 4. Fifth rib, outside view. 
Fig. 5. Tenth rib, outside view. 
Fig. 6. Manubrium sterni, outer or under surface. 
Fig. 7. Manubrium sterni, distal end. 
Fig. 8. First sacral vertebra, front articular view. 
Fig. 9. First and second sacral vertebrae, upper or neural surface. 
Fig. 10. Second caudal vertebra, upper or neural surface. 
Fig. 11. Second caudal vertebra, hemal arch. 
‘ig. 12. Fifth caudal vertebra, under or hemal surface. 
Fig. 13. Fifth caudal vertebra, hemal arch, side view. 
