28 



Bulletin 33 



28 



EXPLANATION OF PLATES. 

 Plate 1. 



Page 



Fig. r. Anapleris regalis,n. sp. Left valve. Lon* 17 mm. Vir- 

 ginia 7 



2. Afiapteris regalis. n. sp. Another specimen. Left valve. 

 Lon. 11 mm. Virginia 7 



3. Anapteris regalis, n. sp. Hinge line showing its curvature. 7 



4. Leda coelatella, n. sp. Right valve. Lon. 13 mm. Vir- 

 ginia 6 



5. Leda ccelatella, ri. sp. Another specimen. Left valve. 

 Lon. 16 mm. Virginia 6 



6. Leda coelata Conrad, left valve. Lon. 21mm. Claiborne 

 sands. Alabama 6 



7. Solarium ianthince,n.s\>. Cast. Altitude 36mm. Virginia 8 



8. Solarium ianthincz, n. sp. Showing ornamentation 8 



9. Solarium ianthince, n. sp. Surface markings restored 8 



10. Ficus affinis, n. sp. Alt. 17 mm. Virginia 8 



10 a. Ficus affinis, n. sp. Showing ornamentation 8 



11. Adeorbis novi-castri, n. sp. Diam. 2 mm. Virginia 9 



12. Adeorbis novi-castri, n. sp. Showing base 9 



13. Adeobis virginiensis, n. sp. Diam. 4mm. Virginia 9 



* Greatest dimension. 



