xvi APPENDIX. 



25. Vesicular hematite, Richmond. 



26. Vesicular hematite, Richmond. 



~'/27. Scaly red oxide of iron, (boulder,) Carver. 



28. Gibbsite on hematite, West Stockbridge. 



V 29. Yellow ochre, New Marlborough. 

 /■30. Red ochre, New Marlborough. 



IV. Miocene Tertiary. 



1. Clay, Gay Head, Martha's Vineyard. 



2. Green sand, Marshfield. 

 ^3. Green sand. New Jersey. 

 -/■ 4. Green sand. Gay Head. 



v/'S. Green sand, blackish. Gay Head. 

 6. White sand. Gay Head. 

 V 7. White clay, Gay Head. 

 / 8. Red clay, Gay Head. 

 V 9. Variegated clay. Gay Head. 

 10. Yellow clay. Gay Head. 



V 11. Brown clay. Gay Head. 

 12. Whitish clay. Gay Head. 



/ 13. Red and White clay. Gay Head. 



14. Yellow agglutinated sand. Gay Head. 

 •'■' 15. Yellow agglutinated sand. Gay Head. 



16. White agglutinated sand, Gay Head. 



17. Green agglutinated sand, Gay Head. 

 —• 18. Sand with clay. Gay Head. 



19. Lignite, Gay Head. 



20. Lignite, Gay Head. 

 •" 21. Lignite, Gay Head. 



" 22. Quartzose conglomerate. Gay Head. 



23. Quartzose conglomerate. Gay Head. 



24. Quartzose conglomerate. Gay Head. 



25. Specimen of oolitic aspect. Gay Head. 

 20. Indurated clay, Gay Head. 



27. Leaf of Salix (?) , on argillaceous iron ore. Gay Head. (Plate 19, 



figure 3.) 



• 28. Leaves of Ulmus (?) , on argillaceous iron ore. Gay Head. (Plate 



19, figure 2.) 



29. Leaf of Ulmus (?) , on argillaceous iron ore. Gay Head. (Plate 



19, figure 1.) 



30. Impression of a seed vessel. Gay Head. (Plate 19, figure 4.) 

 V'31. Plants, Gay Head. 



v/32. Cast of Venus , Gay Head. (Plate 19, figure 16.) 



- 33. Cast of Tellina , Gay Head. (Plate 19, figure 17.) 



34. Cast of Turbo , Gay Head. (Plate 19, figure 18.) 



- 35. Concretion, Gay Head. 

 ^ 36. Concretion, Gay Head. 



