PATAGONIAN EXPEDITIONS! PALAEONTOLOGY. 
EXPLANATION OF PLATE LIV. 
PAGE. 
Fig. i. Cladosictis petersoni, type : Skull from the left side (No. 15,702). 391 
Fig. 2. Prothylacynus patagonicus : Left astragalus, inner side (No. 
i5»7oo) 370 
Fig. 2 a. “ “ Left astragalus, plantar aspect (No. 
15,700). 
Fig. 3. Cladosictis lustratus : Right pes, dorsum (No. 15,046), preserving 
arrangement of elements as in matrix . 385 
Fig. 4. “ “ Right manus, dorsum (No. 15,046), show- 
ing the opposable thumb. Elements 
arranged as in matrix . . . . 383 
Fig. 5. Amphiproviverra manzaniana : Right manus, dorsum (No. 1 5, 1 54). 
Arrangement of elements as in 
matrix, with the exception of 
the ungual of the second digit . 398 
Fig. 6. “ “ Left pes, dorsum (No. 15,154), show- 
ing the opposable hallux . 399 
Fig. 7. Borhyyena tuberata: Left manus, dorsum (No. 15,701). The 
scaphoid and trapezium are supplied from the opposite side. 
Association of phalanges conjectural. . . . . . 353 
Fig. 8. Prothylacynus patagonicus: Left pes, dorsum (No. 15,700), 
showing the reduced hallux . 370 
Fig. 9. “ “ Phalanges of the fore foot (No. 
15,700). Association conjectural. 368 
Fig. 10. Cladosictis petersoni, type: Left astragalus, dorsal aspect (No. 
i 5 ) 7 ° 2 ) • ■ _ • 385 
Fig. 11. Amphiproviverra manzaniana: Claw of right pollex, inner side 
(No. 15,154) ; • # * • 399 
Fig. 12. Cladosictis lustratus: Claw of right pollex, inner side (No. 
15,046) 383 
Fig. 13. BorhYtENA tuberata: Claw, presumably of the fourth digit of the 
left manus, outer side (No. 15,701) ...... 355 
Fig. 14. Prothylacynus patagonicus: Claw of fore foot, side view (No. 
1 5) 7oo) 3 6 8 
All the figures are natural size. 
(vol. IV.) 
