EXPLANATION OF PLATE V. 



Fig. 1. AcTiNOCRiNUS viaticus. (Page 82.) 



Basal view; jiartly embedded in stone. 



Fig. 2. Platycrinus ?. (Page 81.) 



Side view; parlly cmliedded in stone; the radial plates in part restored. 

 Fig. 3. Gi!anatoci;iiVUS i.otobla.stus. (Pago 80.) 



a. Side view, enlarged. 



b. Basal view of same. 



Fig. 4. Favositks divergkns. (Pago 79.) 



a. Top view, showing form of the cells. 

 Fig. .''). Stkopiiomena );iioMiioiDALis. (PageS.'J.) 



Ventral valve, partially exfoliated. 

 Fig. G. PiiODUCTUS tarvus. (Page 83.) 



a. Front view of ventral valve. 



(>. Side view of the same. 

 Fig. 7. Srii;iFEn (Mahtinia) pecui.iaris. (Page UO.) 



a. Veutral valve. 



h. Side view of llic same. 

 Fig. 8. Spirifek centkonatus. (Page 86.) 



a. Dorsal view. 



Tj. Veutral view of the same. 



c. Lateral view of the sauie. 



Fig. 9. Spirifeu (SviaNGOTiivRRs) extenuatus. (Page 88.) 

 a. Ventral view. 

 h. Dorsal view of the same. 



c. Front view of the same. 



d. Posterior view of the same. 

 Fig. 10. Spirifer striatus. (Page 88.) 



a. Exterior view of ventral valve. 

 Fig. II. Spirigeiia monticola. (Page 91.) 

 a. Dorsal view. 

 h. Ventral view of the same. 



c. Lateral view of the same. 



d. Front view of the same. 

 Fig. li. Spirigera ormaxuia. (Page 92.) 



The part to the left of the oblique line has been restored by use of fragments of other 

 examples. 

 Fig. 13. EuoMPiiAixs uixus. (Page 94.) 

 a. Top view. 

 h. Lateral view of another example. 



