1923 



TYPE AMMOMTES—IV 



CDXII 



Fig. I 



Fig. u 



Ammonites corrugatus ; S. Buckmax, i88g, cit. spec. 



Geol. Mag. (3) \'I, 202 ; So}ini>iia, Id. ; Dundry, Somerset 



Inferior Oolite, Ironshot Bed ; S.B. Coll. 3914 



S. 30, 43"5. 30, 23-5 ; 57, 45-5, 25-5, 24 



SOXXIXIA CORRUGATA, J. de C. Sowerby sp., 1S24 

 Sonninian, saiizei ; Topotype. See CCXCMII 



