EXPLANATION OF PLATE XCIU. 



Viii.i."r()i[nKPHA cnXKADi (Gal)b) p. 780 



1-2. T\\ii 1alcr;il views cif a la.rge iiitcTnal cast. 

 .\'ai'CsiiiL' marl: near Ilahiulcl. 

 ,1- Lateral \ic\v ff a cast ntaiiiing some of tlie surface mark- 

 iii.gs. 



Xaz'rsiiik iiiarL 



VnH'TIIMOKPH.\ sji.. 



4-5. Two Literal views of an internal cast. 



U'cuKiiah sand; near Craiafarch Curnrr. (7_'6''). 



1070 



