1922 



TYPE AMMONITES— IV 



CCLXXXIVa 



X 0-96 



" Macrocephalites grantanus " 

 [Chippenham Wiltshire ; lowest Kell. Clay], Ught blue clay 

 J.W.T. Coll. S. 82, 42'5, 76, 23 ; 114, 44, 63, 28 

 Ribs 39 ; max. c. 120. Fam. Macrocephalitidae 



PLEUROCEPHALITES LOPHOPLEURUS, nov. 

 Macrocephalitan, Pleurocephalites ; Genot}-pe, Holot}'pe 



