86 
Plate X 
Figure 1, 
Figure 2. 
Figure 3. 
I'igure 4. 
I- igure 5. 
Figure 6. 
Figure 7. 
A ucelki 
valve. 
Aiicelki 
valve. 
A ucelki 
valves 
cascadattiis Crickinay sp. iiov., liolotyiie, about natural size. A left 
Locality No. 33. Lower Cretaceous. (Page 47.) . ■ 
cascadevsis Crickmay sp. rov., paralype, about natural size. A right 
Locality No. 33. Lower Cretaceous. (Page 47.) 
canadiana Crickir.ay sp. nov., paratjTie, about natural size, two 
in contact. Eight aspect. LocaUty No. 33. Lower Cretaceous. 
iucella canadiana Cricknr.ay sp. nov., liolot 3 'pe, about natural size, 
valve. Locality No. 33. Lower Cretaceous. (Page 47.) 
Aucella canadiava Crickir.ay sp. nov., holotjTe, antenor aspect. (1 age 47.) 
^ucella kuoiekcnsis Crickmay sp. rov., wax cast of holotype. (Holotyiie con- 
sists of natural cast of interior of shell, and a small imipression of part of the 
external surface.) A right valve. Locality No. 39. Lower Cretaceous. 
(I age 48.) ^ ^ Anterior aspect of the specim.en of 
A left 
AuccUu ku'oickeiisis Crickmaj’’ 
figure 0. (Page 48.) 
sp. 
