1922 



TYPE A MMOMTES—I V 



CCCXXX 



Fig. 2 



Fig. 2a 



Fig. la 



Fig. I 



Fig- 3a 

 Fig- 3 



Perisphixctes COMPTONI 



" Rampisham, Dorset ; Oxford Clay " Ivell. Clav (a) " 



Geol. Surv. Engl., ex Darell Coll., 7682 ; Li at 13, 45 



S- 39' JJD' 30. 41 ; (^^' 34- ^7- 43 ; ribs 31 ; max. 65 



PROPLAXULITES LOBATUS, xov. 

 Proplanulitan, )najcsticiis ; Holotvpe. See CCXXMI 



