PLATE 47 



Lingula spathata Hall 



Page 214 



1 Fragment of large ventral (?) valve 



2 Internal cast of umbonal part of valve 

 Grande Greve limestone. Perce Rock 



Lingula rectilatera Hall 



Page 214 



3 Specimens showing outline, interior and exterior of the valves 

 5, 6 Opposite sides of a free example 



Gi^ande Greve limestone. Perce Rock 



Lingula elHptica nov. 



Page 214 



4 A ventral (?) valve showing median septum 

 Grande Greve limestone ; division i. Grande Greve 



Glossina acer nov. 



Page 214, 



7, 8 Small and larger specimens 

 9 The surface sculpture enlarged 



Grande Grieve limestone ; division i. Grande Greve 



Pholidops cf. ovata Hall 



Page 212 



10, II Exterior and interior of valves enlarged 

 Grande Greve limestone. Grande Greve 



Crania pulchella Hall & Clarke 



Page 212 



12 An attached shell showing the exterior 



13 A group of small shells attached to a large pelecypbd 

 ij., 15 Somewhat exfoliated examples enlarged 



Grande Greve limestone. Grande Greve 



346 



