1921 



TYPE AMMONITES— III 



CCXXVIIIa 



X0-8 



" Ammonites bakerIjE " 

 " Kellaways, Wilts, Kell. Rock [e] " ; Geol. Surv. Engl. 25649 

 S. 65, 37, 34, 35 ; 141, 37- 34(3i), 35'5 I 20 ribs ; max. c. 250 + 



CRASS1PLANULITES CRASSICOSTA, S. Buckman, p. 41 

 Callovian, post-koenigi (Crassiplamdites) ; Genotype, Holotype 



