PLATE XLVl. 



Fig. I. Tcllina (Angidus) acosiiiita Dall ; Chipola Oligocene; Ion. 10.5 mm.; p. 1026. 



Fig. 3. Tcllina (Anguhis) entccnia Dall; Claibornian ; Ion. g.o mm.; p. 1016. 



Fig. 3. Macoma (Cymatoica) I'cndrycsi Dall; Oligocene of Bowden. The sculpture 



in the figure is too regular, the concentric waves are more broken up than 



the artist has indicated in this figure ; Ion. 7.0 mm. ; p. 1056. 

 Fig. 4. Tellitia (Macaliopsis) itwrttla Dall; silex beds of Ballast Point, Florida; Ion. 



16.0 mm. ; p. 1019. 

 Fig. 5. Tcllina (MocrcUa) Hcndcrsoni Dall; Oligocene of Bowden; Ion. 7.5 mm.; 



p. 1024. 

 F'ig. 6. Tcllina {Angidus) propctcnclla Dall; Miocene of York River, Virginia; Ion. 



lo.o mm. ; p. 1033. 

 Fig. 7. Tcllina (Angulus) pharcida Dall; Oligocene of Bowden; Ion. 5.5 mm.; p. 1025. 

 Fig. 8. Tcllina (Macaliopsis) cloneta Dall ; Chipola beds ; Ion. 13.5 mm. ; p. 1020. 

 Fig. 9. Tcllina (Moerella) Aldrichi Dall; Chickasawan Eocene of Lisbon, Alabama; 



Ion. 20.0 mm. ; p. 1017. 

 Fig. 10. Tcllina (Mcrisca) acrocosniia Dall; Oligocene of Bowden; Ion. 7.0 mm.; p. 



1020. 

 Fig. II. Tcllina (Angiilns) agria Dall; Oligocene of Oak Grove, Florida; Ion. 6.7 mm.; 



p. 1027. 

 Fig. 12. Tcllina (MocrcUa) Siinpsoni Dall; Oligocene of Bowden; Ion. 7.0 mm.; 



p. 1024. 

 Fig. 13. Tcllina (Angulus) umbra Dall; Miocene of Duplin County, North Carolina; 



Ion. 12.5 mm.; p. 1033. 

 Fig. 14. Tcllina (Scissula) lampra Dall; Chipola beds; Ion. 8.6 mm.; p. 1028. 

 Fig. 15. Maco-ma irma Dall; Ballast Point silex beds, Florida; Ion. 28.0 mm.; p. 1047. 

 Fig. 16. Tcllina (MocrcUa) acloncta T>3.\\: Oligocene of Bowden ; Ion. 4.7 mm. ; p. 1025. 

 Fig. 17. Tclliiui (Angulus) dupliniana Dall; Miocene of Duplin County, North Carolina; 



Ion. 12.5 mm. ; p. 1032. 

 Fig. 18. Tcllina (Phyllodina) IcpidoiaDM: Oligocene of the Gatun beds, near Panama ; 



Ion. 7.5 mm. ; p. 1022. 

 Fig. ig. Tcllina (MocrcUa) nuciuclla Dall; Oligocene of Oak Grove, Florida; Ion. 3.5 



mm. ; p. 1026. 

 Fig. 20. Tcllina (Angulus) macilcnta Dall; Miocene of Duplin County, North Carolina; 



Ion. 16.5 mm. ; p. 1034. 

 Fig. 21. Isocardia Horidana Dall; Vicksburgian of Florida; umbonal view of internal 



cast ; Ion. 25.0 mm. ; p. 1066. 

 Fig. 22. Isocardia Carolina Dall ; Miocene of Grove Wharf, Virginia ; Ion. 84.0 mm. ; 



p. 1067. 

 Fig. 23. Tclliua (Mcrisca) hypolispa Dall; Chipola beds; Ion. 13.5 mm.; p. 1022. 

 Fig. 24. Metis trinitaria Dall; Oligocene of Trinidad; Ion. 52.0 mm.; p. 1041. 

 Fig. 25. Tcllina (MocrcUa) snbcris Dall; Pliocene of the Caloosahatchie marls; Ion. 



7.0 mm. ; p. 1031. 

 Fig. 26. Isocardia floridana Dall; Vicksburgian of Florida; side view of internal cast; 



Ion. 36.0 mm. ; p. 1066. 

 Fig. 27. Tclliua cyuoglossa Dall ; Chickasawan Eocene of Wood's Bluff, Alabama ; 



Ion. 16.5 mm.; p. 1017. 



1202 



