PLATE XV. 
_ PENTACRINUS MULLERI, Oersted. 
Diam. _ Page 
Fig. 1. The calyx and arm-bases, : : ; x 2 311 
Fig. 2. Another specimen with four radials, . ; : <b Oke Mae 311 
Fig. 3. An arm of this specimen (Martinique), b. + eA? 311 
Fig. 4. Portion of the stem, 5 ; ; Cex 2 310 
Fig. 5. Face of an internodal joint, . : : : > eames 12 
Fig. 6. Lower or syzygial face of a nodal joint, - : a Oh ine 
Figs. 7, 8. The ends of two pinnules, showing the termination of the 
ambulacral skeleton ; from the side, 4 : a als 80 
Fig. 9. The same; from above, : ; Pa 4) 312 
