Including:

1. The Bulldog.

2. The Mastiff.

3. The St. Bernard.

4. The Newfoundland.

5. The Dalmatian.

6. The Thibet Mastiff. 7. The Great Dane. 8. The German Mastiff, or Boarhound.

The head formation in all the varieties I have placed in this group agrees more or less closely with Cuvier's description of his third division, namely, muzzle more or less shortened, skull high, frontal sinus enlarged, condyle of the lower jaw extending above the level of the upper cheek teeth, and the cranium diminished in capacity.