50 



/. A nearly similar imperfect skull ; from Lyme. 



m. An imperfect and distorted skull ; from Street. The orbits 



have been squeezed so as to assume a forward direction. Probably 



referable to /. intermedius. 



n. The orbital region of a small skull ; from Barrow. 



0. The middle part of a nearly similar skull. 



ICHTHYOSAURUS INTERMEDIUS. 

 Conybeare, Trans. Geol. Soc, ser. 2, vol. I, p. 108 (1822). 



a. Cast of slab with skeleton. Original in British Museum 

 (No. 2013*); from Lower Lias of Street, Gloucestershire. 



b. Slab showing right lateral aspect of a smaller skeleton ; from 

 Street. The distinctive features of the paddles are well shown. 



c. Slab showing the right lateral aspect of the anterior half of the 

 skeleton of a smaller individual ; from Street. 



d. Slab showing a skeleton referable to this or the preceding 

 species ; from Barrow. The skull is seen from the frontal aspect, 

 and the body from the right side. The paddles have been restored 

 incorrectly. 



e. Slab showing left lateral aspect of a large skeleton ; from 

 Street. The anterior dorsal region is bent into a curve. One 

 pectoral paddle is entire. 



f. Slab showing the left lateral aspect of a nearly similar, but 

 more imperfect skeleton ; from Barrow. 



g Slab showing the right side of a smaller imperfect skeleton ; 



from Barrow. The skull is much crushed. 



h. Slab showing the right lateral aspect of a large imperfect 



skeleton ; from Barrow. One pectoral limb is fairly preserved. 



/. Slab showing the anterior part of a distorted skeleton ; from 



Barrow. 



k. Slab with a small imperfect skeleton; from Barrow. The 



skull is seen from the frontal aspect; only fragments of the 



paddles remain. 



/. Slab with a very small imperfect skeleton ; from Barrow. 



