PLATE V. 



Fig. Page. 



1. Gadoceras breve, sp. nor. — East Fleet, near Weymouth. In the Author's 



Collection. 48 



2. Perisphinctes subbaherise (D'Orb.). — Stalbridge- Weston. In the Museum 



of Practical Geology (no. 8654). 2 a, side view; 2b, peripheral view. 49 



3. Perisphinctes flabellans, sp. now— East Fleet, near Weymouth. In the 



Author's Collection ; a fragment with outline restored. 51 



4. Section of whorl of Perisphinctes (?), sp. 1. In the Author's Collection. 52 



5. Section of whorl of Perisphinctes, sp. 2. In the Author's Collection. 53 



