38 



PLEISTOCENE MAMMALIA. 



Fig. 19. — Sacrum. A. Right side view ; B lower surface ; J natural size. From Rockbarton, Kilmallock, 

 Limerick (Nat. Mus., Dublin), a, articular surface for ilium ; b, anterior face of centrum of 1st sacral vertebra ; 

 c, gaps between partially coalesced neural spines of sacral and pseudosacral vertebrae ; d, neural spine of last pseudo- 

 sacral vertebra ; e, foramen for exit of spinal nerve 



Fig. 20. — Free caudal vertebra?. A The first : B the second: C the third, (1) seen from above. (2) front view. 

 Drawn from casts in the National Museum. Dublin, of the original specimen from Lough Gur, Limerick, now at 

 Trinity College, Dublin. • natural size, a, anterior surface of centrum : b, neural spine : c, prezvgapophvsis ; 

 d, transverse process. 



