part 1] OF THE SHALES-WITH-'BEEF.' 59' 



74 g. 17 inches. Paper-shales, with irregular and irnpersistent 

 beef -seams. Arietites sp. cf. plotti; 5262-64, 5275- 

 80. Microcleroceras sp. ; 5279. 



74 f (PI. IV, fig. 1). Black Amioceras Bed, or Hartmanni 

 Bed. 4 to 6 inches. Lenticular to tabular limestone,, 

 occasionally crowded with Amioceras, at other points 

 barren. Amioceras hartmanni ; 5073-91. A. cf. 

 hartmanni ; 5069-72, 5092-5105. A. ci.patti [horizon 

 assumed from matrix] ; 3237. A. cf . nigrum ; 5106. 

 ? Cymbites sp. ; 5561. 



74 e. 3 feet. Paper-shales, with many irregular and irnpersistent 

 beef -seams. Amioceras spp. ; 4333-39. 



74 d (PI. IV, fig. 1). BrooU Bed. to 3 inches. Lenticles. 

 Arietites brooki, several variations ; 4448-62, 4841, 

 4583 (large piece of a body-whorl of about 375 mm. 

 diameter). Cymbites leevigatus; 4443-45. Cymbites 

 sp., compressed form ; 4442. C. aff. globosus ; British 

 Museum, C. 21924. ? Avicula sp. ; 4436-41. 



74 c (PI. IV, fig. 1). 1 foot (with 74 cl). Paper-shales, with 

 many irregular and irnpersistent beef-seams. Ariet- 

 ites (?) spp.; 4368-69, 4522-24. ? Amioceras sp. ; 

 4525-26. 



74 b (PI. IV, fig. 1). 6 feet 4 inches. Paper-shales, with many 

 irregular and irnpersistent beef-seams. Amioceras sp. ; 

 4370-73, 4527-32. 



74 a. Little Ledge. 6 inches. Manifold beef-seam, with very 

 thin marly partings. Ichthyosaurus sp., caudal ver- 

 tebra ; 2810. Ostrea sp. ; 4034-35. Amioceras sp. ; 

 4293, 4533. 



73 u. 1 inch. Bedded marl, Avith occasional beef at the base. 



73 t. 1| inches. Friable marl. 



73 s. g inch. Amioceras Bed in friable marl. Amioceras sp. 

 cf . semicostatum ; 4392, 4574. 



73 r. 4 inches. Friable marl. 



73 q. 2 inches. Passage from fine conchoidal marl to friable 

 marl. Arietites sp. ; 4559. 



73 p. 7g inches. Fine conchoidal marl. Arietites, sp. nov. ; 

 4308. Arietites, sp. nov. ; 4307. A., sp. nov. ; 2790, 

 2795 (associated with Sulciferites sulcifer and pro- 

 visionally placed in this bed). S. [Spath] sulcifer ; 

 4402, 4560-61. 



73 o. ^ inch. Persistent beef-seam. 



73 n. 1| inches. Fine conchoidal marl. 



73 m. \ inch. Iron-sulphide. Sulciferites [Spath] sp. ; 4562. 



73 1. 14 inches. Fine conchoidal marl. Amioceras sp. cf. 

 semicostatum; 4563-66. Sulciferites [Spath] sulcifer; 

 4567-69. Sulciferites [Spath] sp. cf . dumortieri ; 

 4310-16. Plagiostoma sp. ; 4322. 



73 k. 1 inch. Thin irnpersistent beef -seams. 



