PLATE VIZ. 



PAGE. 

 Fig. 1. EUCALYPTOCRINUS DEPRESSUS, n. sp.— Side view of the calyx, . . 232 

 la. Basal view of the calyx showing the depression. 

 16. Cast of the dome, and the canal leading from the dome to the top. 

 Fig. 2. Glyptocrinus shafferi, var. germanus, n. var.— View of a 

 specimen, natural size, and showing the bifurcation of the free 



arms on the twelth plate, 233 



2a. The same specimen magnified. 

 Fig. 3. Glyptocrinus shafferi (S. A. Miller).— Natural size, and distin- 

 guished from the variety by the bifurcation on the ninth plate. 



It also shows the character of the column, 233 



3a. The same specimen magnified. 



36. The lower end of the column wound around another crinoid column 

 and terminating in a point, demonstrating that this species was 

 without roots or base, but attached by the end of its flexible 

 column. 

 3c The same magnified. 

 Fig. 4. Glyptocrinus baeri (Meek).— Showing the character of the plates 

 that cover the cavity of ihe calyx. The specimen is flattened and 

 the arms are removed so as to show the plates spread out. Only 

 part of them are illustrated, 234 



Fig. 5. Lichenocrinus dubius, n. sp. — View of the column and part of the 



head, natural size, ; . . . . 234 



oa. The same magnified . 

 Fig. 6. Dendrocrinus navigiolum, n. sp.— Specimen natural size, . . 235 



6a. The same specimen magnified. 

 Fig. 7. Orthoceras dyeri (S. A. Miller).— Natural size. .... 236 



