14G 
Plate XXIV 
Sonniniles skawahi McLearn n. sp. 
Figure 1. Side view of holotype. Viet. Mem. Mus., Cat. No. 7709. (Page 97.) 
Figure 2. View of periphery of same specimen. Note ventral sulcation. (Page 97.) 
Sonninites s ilveria McLearn n. sp. 
Figure 3. Side view of holotype. Remnant of keel at a removed in error. Viet. Mem. Mus., 
Cat. No. 7708. (Page 90.) 
