PLATE VIII. 
Page. 
Fig. 1. [Jj] Dench'icopoi'ci Hardy i, Qlsivke — Specimen of natural size, seen from tlie front 130 
iMg. la. [4r/'] Another smaller specimen, seen from the front ... ... ... ... 130 
Fig. 2. Fe7iesteUa i^leheia, F. McCoy — Specimen, seen from the front ... ... ... 130 
Fig. 3. Fenestella p7'oj.nnriua, L. G. cle Koninck — Specimen, seen from the front ... 133 
Fig. 3a. Portion of the same, enlarged ... ... ... ... ... ... ... 133 
Fig. 4. [1] Fenestella muJtiporata, F. McCoy — Specimen, seen from the front ... 134 
Fig. 4a. [la] Portion of the same, enlarged... ... ... ... ... ... ... 134 
Fig. 5. Protoi'etepora a7npla,ljonfidm\(i — Specimen, seen from the side ... ... ... 138 
Fig. .5a. The same, seen from below ... ... ... ... ... ... ... ... 138 
Fig. 5b. Portion of the same, enlarged ... ... ... ... ... ... ... 138 
Fig. 5c. Impression of the same, seen from above ... ... ... ... ... ... 138 
Fig. G. Betepora la.va, L. G. de Koninck — Specimen, seen from the front ... ... 139 
