PLATE 19 



Wetzeliella (Wetzeliella) tenuavirgula var. crassoramosa nov. 



Fig. 1. Ventral view showing the simulate process complexes of plates 1', 11" and 7". V. 5 1966. 

 X 1000. 



Fig. 5. Dorsal view showing simulate complex of intercalary plate 2a, with thick linking 

 bars. V.51966. x 1000. 



Fig. 7. Ventral view, archaeopyle seen through ventral surface. Holotype. V.5ig54(2). 

 X500. 



Wetzeliella (Wetzeliella) tenuivirgula sp. nov. 



Fig. 2. Dorsal view of holotype with archaeopyle V.5i964(2). X330. 



Fig. 4. Dorsal view showing periphragm archaeopyle formed by loss of plate 2a. Simulate 

 complexes of plate ia, 3a, 4" and 5" surround it. V.5i752(5). xiooo. 

 Wetzeliella (Wetzeliella) reticulata sp. nov. 



Fig. 3. Ventral view of holotype. V.5i752(6). X330. 



Fig. 6. Stimulate complex of plate 1 ' and adjacent plates, showing distal network. V. 51752 

 (6). x 1000. 



