1919 



TYPE AMMONITES— 111 



CXLV 



Fit 



Fig. 2 



Ammonites reversus (Simpson MS.) Leckenby 1859, Holotype 



Q.J.G.S. xv, 7, 9, 15 ; 1, 2 ; The Castle Rock, Scarborough, Yorkshire 



Kelloway Rock " (brown ool. calc. with irony sand) ; Sedgwick Mus., 



Cambridge (Leek. Coll.) ; S. 53, 28, 30, 43. Cf. XCIX 



RURSICERAS REVERSUM, Simpson-Leckenby sp. 

 Callovian, athlela ; Genotype 



