1919 



TYPE AMMONITES— III 



CXL1V 



Fig. i x 0.73 



Fig. 2 x. 0.73 



Cf. Phylloceras Buvigneri ; Wright, 1883 

 Mon. Lias Aram, lxxvi, i — 3 ; " Rockhill, Radstock, Somerset ; 

 Raricost.-armatus " ; J.W.T. Coll.; S. 162, 60, 32, 3; max. c. 240 +. 

 In fig. 2 whorl-section as at radius 



FASTIGICERAS CLAUSUM, nov. 

 Deiran, Radstockiceras ; Genotype, Holotype 



