TAB. XII. 



Fig. 



1. Pholadomya Heraulti, p. 124. 



2. Pholadomya oblita, p. 243. 



3. Goniomya heruicostata, p. 120. 



4. Cyprina nuciformis, p. 90. 



5. Pholadomya oblita, p. 143. 



6. Myacites Terquemea, p. 115. 



7. Tancredia axiniformis, p. 93. 



8. Tancredia angulata, p. 94. 



9. Nesera Ibbetsoni, p. 9S. 



10. Astarte recondita, p. 88. 



11. Myacites compressus, p. 116. 



12. Cerornya similis, p. 109. 



14. Myacites gibbosus, p. 138. 



15. Myacites aequatus, p. 139. 



