1927 



TYPE AMMONITES— VII 



DCCXXXI 



Fig. i 



Fig. 2 



Dactylioceras commune 



Whitby, Yorkshire ; Upper Lias [Alum Shale] ; S.B. Coll. 4714, purch. 



S. 35> 30, 42, 49; 54» 28, 39, 50; max. c. 90 



NOMODACTYLITES TEMPERATUS, S. Buckman, 1927, T.A. vi, 43 

 Hildoceratan, bifrons ; Genotype, Holotype. Cf. DCCVII 



