7926 



TYPE AMMONITES— VI 



DCLXVII 



Fig. 



Fifj. I 



Ammonites hildensis. Young & Bird, Topotype 



(Geol. Yorks., 1822, pp. 247, 327 ; xii, i) ; Whitby, Yorkshire 



[Upper Lias, Alum Shale] ; Chamber's Institution, Peebles, Coll. 



S. 72, 33-5, 22, 42 ; 118, 27, 18, 49 ; with mouth 



HILDOCERAS HILDENSE, Young & Bird sp. 

 Hildoceratan, hifrons. See CXIV 



