1926 



TYPE AMMONITES— VI 



DCLXXXV 



Fig. 2 



■Fig. t 



HiLDOCERAS SEMIPOLITUM, 



Nailsworth, Glos, excavation for gasometer ; Upper Lias 



Base of Cotteswold Sands, grey stone ; S.B. Coll. 4435 



S. 87, 33, — , 39 ; 143, 30, 19, 45 ; part of mouth 



HILDOCERAS SEMICOSTA, nov. 

 Hildoceratan, semipolitum ; Holotype. See DCLXVII 



