123 



28803 a. The right femur ; from the Upper Pliocene of the Val 

 d'Arno. Presented by J. B. Pentland, Esq., 1853. 



28810. The right magnum ; from the Upper Pliocene of the Val 

 d'Arno. Presented by J. B. Pentland, Esq., 1853. 



33470 a. The distal extremity of a right tibia, provisionally re- 

 ferred to this species ; dredged off Happisburgh. 



Layton Collection. Purchased, 1858. 



28805. The right tibia ; from the Upper Pliocene of the Val d'Arno. 



Presented by J. B. Pentland, Esq., 1853. 



28806. The right astragalus ; from the Upper Pliocene of the Val 



d'Arno. Presented by J. B. Pentland, Esq., 1853. 



28808. The left third metatarsal ; from the Upper Pliocene of the 

 Val d'Arno. Presented by J. B. Pentland, Esq., 1853. 



17696. A first phalangeal of a third digit ; from the Forest-bed of 

 Bacton, Norfolk. Green Collection. Purchased, 1843. 



7407. The first sacral vertebra ; from the Upper Pliocene of the 

 Val d'Arno. Mantell Collection. Purchased, 1836. 



40936. A middle cervical vertebra, provisionally referred to this 

 species ; from the Forest-bed of Norfolk. 



Presented by C. Falconer, Esq., 1867. 



Rhinoceros pachygnathus, Wagner 1 . 



The narial septum is not ossified, and the nasals are very short 

 and broad ; the upper true molars have a buttress, and but two 

 fossettes on their worn crowns. This species has been regarded as 

 the ancestor of the African R. simus, but its molars are of a different 

 type, and the cranium is shorter. 



Hab. S. Europe. 



49681. Proximal part of the left ulna ; from the Lower Pliocene of 



Pikermi, Attica. Purchased, 1879. 



49682. The left scaphoid; from Pikermi. Purchased, 1879. 



49683. The left lunar ; from Pikermi. Purchased, 1879. 



49684. The right unciform ; from Pikermi. Purchased, 1879. 



1 Abh. tnath.-phys. Cl. k.-bay. Ak. Wiss. vol. v. pt. 2, p. 349 (1848). 



