PROFESSOR OWEN ON THE FOSSIL MAMMALS OF AUSTRALIA. 
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Description of the Plates. 
PLATE LXXVI. 
Fig. 1. Upper view of portion of right mandibular ramus, with the hindmost molar, of 
Macropus Titan. 
Fig. 2. Upper view of an aged individual of Macropus Titan. 
Fig. 3. Upper view of portion of left mandibular ramus, with the hindmost molar and 
debris of antecedent ones, of an aged Macropus Titan. 
Fig. 4. Outside view of figure 2. 
Fig. 5. Inner side view of figure 3. 
Fig. 6. Outer side view of the teeth in ditto; 6 a, hind surface of much-worn last 
molar of Macropus Titan. 
Fig. 7. Outside view of portion of right ramus, with three hindmost molars, of Pachy- 
siagon Otuel , Ow. 
Fig. 8. Inside view of the same fossil. 
Fig. 9. Upper view of the same fossil. 
Fig. 10. Hind view of the same fossil. 
Fig. 11. Outside view of part of right mandibular ramus, with the penultimate and 
antepenultimate molars, of Leptosiagon gracilis , Ow. 
Fig. 12. Inner view of the same fossil. 
Fig. 13. Upper view of the same fossil. 
Fig. 14. Hind view of the same fossil. 
Fig. 15. Section of middle of mandibular ramus of the same fossil. 
PLATE LXXVII. 
Fig. 1. Under view of cranium of Halmaturus brachyurus, Wth. 
Fig. 2. Outside view of part of the upper jaw and teeth of Procoptodon Pusio , Ow. 
Fig. 3. Inside view of the same fossil. 
Fig. 4. Front view of the same fossil. 
Fig. 5. Back view of the same fossil. 
Fig. 6. Under view of right and left maxillae of the same young Procoptodon Pusio. 
Fig. 7. Left upper molar series of adult Procoptodon Pusio. 
Fig. 8. Outer side view of fore part of left mandibular ramus, with the premolar 
exposed, of Procoptodon Bapha, Ow. 
Fig. 9. Inner side view of the same fossil. 
Fig. 10. Back view of the same fossil, showing relation of the premolar (p 3) to the milk- 
molar, d 3. 
Fig. 11. Upper view of the same fossil: a, section of incisor. 
Fig. 12. Under view of the same fossil. 
5 p 2 
