MYLIOBATIDJE. 
137 
39793. Group of about 50 naturally associated teeth, including one 
from the upper median series ; Upper Chalk, Purley, Kent. 
Purchased , 1866. 
32352. Fifteen teeth, probably found associated ; Rochester, Kent. 
Purchased , 1857. 
33249. Four teeth, one shown in PI. Y. fig. 1; Rochester. 
Taylor Coll. 
P. 1377. Seven broken teeth ; Greenhithe, Kent. Egerton Coll. 
P. 2682-3. Four broken teeth and one much-worn portion of 
crown ; Greenhithe. Enniskillen Coll. 
28751. Two fragments of teeth ; Greenhithe. 
Presented by the Earl of Enniskillen , 1853. 
32755. One nearly perfect dental crown ; locality unknown. 
Purchased , 1857. 
43127. Worn and abraded crown ; Kent. Wetlierell Coll. 
39130. Five associated fragmentary teeth; near Chatham, Kent. 
Boiuerbank Coll . 
The following specimens mostly belong to the type figured by 
Dixon (not by Agassiz) as P. altior :— 
4421-25, 4428-9. Seven teeth ; Sussex. Mantell Coll. 
28,247. Four teeth ; Upper Chalk, Sussex. Dixon Coll. 
49851. Two teeth ; Houghton Pit, Arundel, Sussex. Ccipron Coll. 
P. 1380. Eight teeth; Sussex. Egerton Coll. 
49849-50. Five teeth ; Upper Chalk, Guildford. Capron Coll. 
33250. Group of six naturally associated teeth, including one of the 
upper median series, shown in PI. Y. fig. 3, and another 
tooth, shown in PI. Y. fig. 2 ; Kent. Taylor Coll. 
P. 5335. Four naturally associated teeth ; Kent. Purchased. 
P. 2679. Three teeth ; Dover, Kent. Enniskillen Coll. 
