PLATE VI. 



Fig. 



1. 



2. 



3 a. 

 6. 



Names of the shells. 



PAGE 



Localities from which the specimens figured 

 were obtained, 



d. — 



/■ 



4 a. 



b. 



5 a. 



b. 



6 a. 



b. 



7. 



8 a. 

 b. 



Astarte mutabilis . . . . 

 Mactra ponder osa . . . . 

 Anomia striata (upper valve) 



— — (inside of 

 upper valve) .... 



— (thickened 

 portion of lower valve) . 



— — (lower valve 

 with opening) 



— — (upper valve 

 showing early part plain, 

 afterwards striated) . . 



Pectunculus pilosus, var. in- 



subricas) 



Inside lining of ditto . . 

 Pectimculus glycimeris 



— — var 



nummarius . 

 Thracia papgracea juv 

 siuscula ?) 



— — 



Pholas intermedia 

 Area tetragona 



{villo 



9 a. Mytilus edulis, var. gallo- 

 provincialis 

 b. — — var. ungu- 

 latus 



46 Cor. Crag, near Orford. 



47 Red Crag, Waldringfield. 

 41 Cor. Crag, near Orford. 



41 Cor. Crag, Sutton. 



41 Cor. Crag, near Orford. 



41 Cor. Crag, Sutton. 



41 Cor. Crag, Sutton. 



43 Cor. Crag, Rarnsholt. 



43 Cor. Crag, Sutton. 



43 Cor. Crag, Sutton. 



43 Cor. Crag, Sutton. 



47 Chillesford bed at Sudbourn Church Walks. 



47 Chillesford bed at Sudbourn Church Walks. 



48 Cor. Crag, Gedgrave. 

 44 Cor. Crag, Sutton. 



44 Cor. Crag, Sutton. The specimen to which 

 the names A. puella and A. nodulosa have 

 been assigned. 



42 Red Crag, Sutton. 



43 Cor. Crag ? Boyton. 



