PLATE XIX 



Pentacrinus wyville-thomsoni. Jeffreys. 



Fig. 1. An entire specimen, ..... 

 Fig. 2. Portion of an internode from near the top of the stem, . 

 Fig. 3. Nodal and internodal joints from the upper part of the stem. 

 Fig. 4. Nodal and internodal joints from the lower part of the stem. 

 Fig. 5. Portion of an internode from the lower part of the stem, 

 Fig. 6. Interradial view of the calyx and arm-bases. 

 Fig. 7. Radial view of the same parts in another specimen, 



