Lc  ( I  Idtcial  ol  an  imperfect  dorsal  vertebra  of  Morosciurus  brevis,  from  the  Wealden  of 
Hastings. 
The  corresponding  view  of  a  dorsal  vertebra  of  Hoplosaurus  armatus.  from  the  Wealden  of 
the  Isle  of  W  lght. 
s  =  septum  in  lateral  cavity.  Both  figures  are  ^natural  size. 
era’ 
