138 
Plate XX 
Lima tizglensis McLearn n. sp. 
Figure 1. Both valves of holotype. Viet. Mem. Mus., Cat. No. 7701. (Page 92.) 
Trigonia guhsani McLearn n. sp. 
Figure 2. Top view of right valve of holotype. Viet. Mem. Mus., Cat. No. 7706. (Page 94.) 
Figure 3. Right valve, same specimen. (Page 94.) 
