698 



4419. The skull of a foetal dog, but near the time of birth (Canisfamiliaris). 



Purchased. 



The following, to No. 4438 inclusive, are parts of the skeleton of a Dog (Canis /{/- 



liaris) : 



Hunter ia/i. 



4420. The cranium. 4421. The two rami of the lower jaw. 

 4422. The atlas. 4423. The axis. 



4424. A cervical vertebra. 4425. A dorsal vertebra. 



4426. A lumbar vertebra. 4427. The sacrum. 



4428. The pelvis. 4429. Two thoracic ribs. 



4430. The right scapula. 4431. The right humerus. 



4432. The right ulna. 4433. The right radius. 



4434. The right femur. 4435. The right tibia. 



4436. The right fibula. 4437. The patella. 



4438. The right calcaneum. 



4439. The cranium of a Dog, in three transverse sections. 



The posterior section shows the form of the epencephalic and tympanic chambers, and 

 the share which the interparietal takes in forming the walls of the former. The middle 

 section shows, posteriorly, the inner expanded termination of the auditory meatus, the 

 cochlear chamber, the single, obtuse, postclinoid process ; and, anteriorly, the termina- 

 tion of the frontal sinuses. The anterior section shows the entire extent of the rhinence- 

 phalic chamber, and its relative position to the olfactory and frontal chambers. There is no 

 crista galli. 



Presented by Prof. Owen, F.R.8. 



