PLATE V. 



Fig. Page . 



1. Trigonia gibbosa, Sow., Portland Limestone .,..., 128 



2. Manseli, Lye., Portland Limestone 129 



3. ,, Damoniana, De Lor., Portland Limestone 130 



4. ,, tenuitexta, Lye., Portland Limestone .... 129 



5. ; , Meyeri, Lye., Chloritic Sands 131 



6. ,, Yicaryana, Lye., Chloritic Sands 132 



7. excentrica, Sow., Chloritic Sands 131 



8. ,, aliformis, Park, Chloritic Sands 132 



