492 



MANUAL OF ZOOLOGY 



SECT. 



of two oblique slits. The large eyes, situated at the sides 

 of the head, have each three eyelids, an upper and a lower 

 hairy lid, and an anterior hairless third eyelid or nictitating 

 membrane, supported by a plate of cartilage. Vibrisscz 

 very long stiff hairs are scattered above and below the eyes 

 and on the snout. Behind the eyes and a little nearer the 

 summit of the head, are a pair of very long flexible and 

 movable external ears or pinna. These are somewhat 

 spout-shaped, expanding distally and are usually placed 

 vertically with the concavity directed laterally and some- 



FIG. 297. Lepus cuniculus. Lateral view of skeleton with outline of body. 



what forwards, leading to the external auditory opening. 

 The neck is a distinct constriction, but relatively short as 

 compared with the neck of the pigeon. The trunk is distin- 

 guishable into thorax in front and abdomen behind. On 

 the ventral surface of the abdomen in the female are four or 

 five pairs of little papillae the teats. 



At its posterior end, below the root of the tail, is the anal 

 opening, and in front of this in the male is the penis, with a 

 small terminal urinogenital aperture and with the testes, each 

 in a prominent scrotal sac, at the sides : and in the female 



