SKELETON OF THE DOG. 



335 



THE LEFT ANTERIOR EXTREMITY. 



1. The scapula, or shoulder-blade. 



2. Os humeri, or arm-bone. 



3. Radius — the lesser bone of the arm. 



4. The elbow, or olecranon process of 



the ulna. 

 7. Os pisiforme, or pisiform bone. 

 10. Os metacarpi digiti tertii — the third 

 metacarpal bone. 



11. Os metacarpi digiti quarti — fourth 



metacarpal. 



12. Os metacarpi digiti quinti. 



13. 13, 13, 13. The first phalanges of the 



fore feet. 



14. 14, 14, 14. The second ditto. 



15. The third ditto. 



16. The sesamoid bone. 



THE RIGHT ANTERIOR EXTREMITY. 



1. Radius. 



2. Uhia. 



3. Os triquetrum — the triangular bone. 



5. Os semiliinare — the semilunar bone. 



6. Os multangulum majus — the larger 



multangular bone. 



7. Os multangulum minus — the small 



multangular bone. 



8. Os metacarpi polUcis — the thumb. 



9. Ossa metacarpi digitorum quatuor 

 — the foiu' bones of the meta- 

 carpus. 



10. Phalanx prima pollicis — first phalange 



of the thumb. 



11. Phalanx tertia pollicis — third phalange 



of ditto. 



12. Digiti quatuor — phalanges of the four 



toes. 



THE LEFT POSTERIOR EXTREMITY. 



1, 1. Os femoris — thigh-bone. 



2, Patella — the knee-pan. 



3, 3. Tibia — the shank of the leg. 



4, 4. Fibula — the small bone of ditto. 

 b. Os calcis — the heel. 



6. Astragalus — one of the seven bones of 



the tarsus. 



7. Os naviculare — the navicular bone. 



8. Os cuboideuiu— or cubic bone. 



9. Os cuneiforme tertimn et maximum. 



10. Os metatarsi digiti quarti. 



11. Os metatarsi digiti tertii. 



12. Os metatarsi digiti secundi. 



13. Os metatarsi digiti primi. 



14. Phalanges primse digitorum pedis. 



15. Phalanges secimdaj digitorum pedis. 



16. Phalanges tertise digitorum pedis. 



17. Os sesamoideum — the sesamoid. 



THE RIGHT POSTERIOR EXTREMITY. 



1. Os femoris — the thigh-bone. 



2. Patella — the knee-pan. 



3. Tibia — the shank of the leg. 



4. Os calcis — the heel-bone. 



5. Astragalus — one of the seven bones of 



the tarsus. 



7. Os naviculare — the navicular bone. 



8. Os cuneiforme primum et medium. 



9. Os cuboideum, or cubic bone. 



10. Os cuneiforme tertium et maximum. 



11 



secundum et mini- 



12 

 13. 

 14. 



Os cimeiforme 

 mmn. 



Rudimentum ossis metatarsi hallucis. 



Os metatarsi digiti primi. 



Os metatarsi digiti secundi. 

 15. Os metatarsi digiti tertii. 

 IG. Phalanges primae digitorum. 



17. Phalanges secundas digitorum pedis. 



18. Phalanges tertiae digitorum pedis. 



19. Os sesamoideum — the sesamoid. 



