PLATE XXXVIII. 



Potbriocrinus tensus, Whidbome. (Page 226.) 

 Fig. 



1. Specimen, showing the cast of the dorsal cup, the expanded arms (in which 



no bifurcations are visible), and the exceedingly long slight pinnules, X 2. 

 Saunton Hotel. Partridge Collection. 



Scaphiocrinus ? plumifer, n. sp. (Page 228.) 



2. Gutta-percha cast of a specimen showing the dorsal cup and the closed arms, 



X 2. Barnstaple. Woodwardian Museum. 



Scaphiocrinus transcisus, n. sp. (Page 230.) 



3. Wax cast of a specimen, showing some plates of the anal side of the dorsal 



cup and the beginning of the ventral sac, nat. size. Poleshill. Porter 

 Collection. 



Scaphiocrinus P inordinatus, n. sp. (Page 230.) 



4. Cast of a flattened specimen, showing the arrangement of the plates of the 



dorsal cup, including the anal plate in the basal ring, and (in four of the 

 arms) the two primibrachs, X 2. Upcott Arch. My Collection. 



Scytalocrinus arachnoideus, n. sp. (Page 235.) 



5. Gutta-percha cast of a specimen, showing the upper part of the stem, the 



plates of the dorsal cup, the ventral sac, and part of the arms, X 2. 

 Barnstaple. Woodwardian Museum. 



6. Gutta-percha cast of another specimen, showing the arms, X 2. Barnstaple. 



Woodwardian Museum. 



Cceliocrinus ? n. sp. (Page 23G.) 



7. Gutta-percha cast of a specimen, showing the mode of branching of the arms, 



their short cuneate plates, and the pinnules, X 2. Barnstaple. Wood- 

 wardian Museum. 



