1923 



TYPE AMMOMTES—IV 



CCCLXVII 



Fig. I a 



FiR. I 



Fig. 2 



" Ammonites sl'bcoxtractus " 

 "Troll, near Thornforcl, Dorset"; V. E. Rock, (Thornford Beds) 

 [Troll §, below 9 ?] ; S.B. ex Darell, Coll. iyi8 ; S. 31-5, 41, 92, (30 

 S. 44, 45, 86. 27 ; 55, 51. 84, 20 ; max. c. 75 



SPH.l^ROMORPHITES SPH.EROIDALIS, S. Buckmax, 1921, III, 49 

 Tulitan, Sphceromorphites ; Genotype, Holotype. See CCCXXX\ III 



