BULL. GEOL. SOC. AM. 



VOL. 8, 1896, PL. 35 



Daemonelix regular, 

 40 to 45 meters. 



Daemonelix irregular, 

 6 to 8 meters. 



Daemonelix cigars or fingers, 6 to 8 

 meters and upward. 



Figure 29. —The Succession of Daemonelix 



As exposed in canyon at Eagle crag, Sioux county, Nebaska, and at Squaw canyon, distant 

 12 or 15 miles and on a somewhat higher level. The author does not propose this as a phylogeny 

 of the group, although apparently resembling steps in its phylogenetic history. It is presented 

 as a correct statement of the positions of the several forms in the series. 





Figures 30, 31, and 32. — Daemonelix Buds 

 These are the ends of spurs and processes found in Daemonelix regular and irregular. 



SUCCESSION OF DAEMONELIX AND DAEMONELIX BUDS 



