PLATE Lll. 

 Fig. I. Phacoides (Bellucina) Tuomeyi Dall ; from the Miocene of Duplin County, 



North Carolina ; Ion. 7.5 mm. ; p. 1385. 

 Fig. 2. Phacoides {Bellucina) waccamawensis Dall; from the Pliocene of the Wac- 



camaw district, South Carolina; Ion. 6.3 mm.; p. 1386. 

 Fig. 3. Phacoides {Bellucina) actinus Dall ; from the Oligocene marl of Bowden, 



Jamaica; Ion. 4.6 mm.; p. 1385. 

 Fig. 4. Codakia {Jagonia) Vendrycsi Dall ; from the Oligocene marl of Bowden, 



Jamaica ; Ion. 7.5 mm. ; p. 1348. , 



Fig. 5. Myrtcea {Eulopia) vermiculata Dall ; from the Oligocene marl of Bowden, 



Jamaica ; Ion. 7.5 mm. ; p. 1359. 

 Fig. 6. Phccoides {Parvilucina) piluliformis Dall ; from the Oligocene sand of Oak 



Grove, Florida; Ion. 4.5 mm.; p. 1382. 

 Fig. 7. Codakia {Jagonia) erosa Dall; from the Chipola Oligocene; Ion. 7.0 mm.; 



p. 1348. 

 Fig. 8. Phacoides {Parvilucina) prunus Dall ; from the Miocene of Plum Point, 



Maryland ; Ion. 7.0 mm. ; p. 1384. 

 Fig. 9. Codakia {Jagonia) chipolana Dall ; from the Chipola Oligocene ; Ion. 8.2 mm. ; 



P- 1349- 

 Fig. 10. Myrtcea limoniana Dall; from tha Oligocene marl of Bowden, Jamaica; Ion. 



g.o mm.; p. 1358. 

 Fig. II. Phacoides {Cavilucina) recurrens Dall; from the Oligocene marl of Bowden, 



Jamaica; Ion. 5.7 mm.; p. 1369. 

 Fig. 12. Phacoides {Parvilucina) crenulatus Conrad ; from the upper Miocene of Suf- 

 folk, Virginia; Ion. 6.5 mm.; p. 1383. 

 Fig. 13. Myrtcea {Eulopia) furcata Dall ; from the Oligocene marl of Bowden, Jamaica ; 



Ion. 13.0 mm.; p. 1359. 

 Fig. 14. Grateloupia alumensis Dall ; from the Oligocene horizon at Alum Bluff, Florida ; 



Ion. 15.0 mm. ; p. :23g. 

 Fig. 15. Phacoides {Parvilucina) sphceriolus Dall; from the Chipola, Florida, Oligo- 

 cene ; Ion. 4.25 mm. ; p. 1382. 

 Fig. 16. Phacoides {Lucinisca) calhounensis Dall ; from the Chipola, Florida, Oligo- 

 cene ; Ion. lo.o mm. ; p. 1371. 

 Fig. 17. Codakia {Jagonia) magnoliana Dall; from the Miocene of Magnolia, Duplin 



County, North Carolina; Ion. 11.5 mm.; p. 1349. 

 Fig. 18. Cyclinella gatunensis Dall ; from the Oligocene beds at Gatun, Panama ; Ion. 



43.0 mm. ; p. 1285. 

 Fig. 19. Codakia spinulosa Dall ; from the Oligocene marl of Bowden, Jamaica ; Ion. 



29.0 mm.; p. 1346. 



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