INDEX TO STATE GEOLOGIC MAP OF 1901 



37 



New York Lyceum of Natural His- 

 tory, action in regard to a geo- 

 logical survey, 5. 



New York system, term proi>osecl, 9. 



Newland, D. H., geologic Avork, 13; 

 credit for material used, 21, 25, 

 26. 



Nomenclature of New York geology, 

 33-35. 



Oneonta formation, classification of, 

 34. 



Paleontologists, appointment of 

 T. A, Conrad, 9; resignation of 

 Conrad, 9; appointment of James 

 Hall, 10; appointment of J. M. 

 Clarke, 10. 



Parsons, A. L., credit for material 

 used, 21. 



Pennsylvania, list of authorities for, 

 32. 



Pleistocene, 15. 



Portage formation, classification of, 

 34. 



Prosser, C. S., credit for material 

 used, 15, 21, 27. 



Pumpelly, credit for material used, 

 13. 



Bandall, credit for material used, 

 15. 



Rensselaer county agricultural and 

 geologic survey, 5. 



Hies, Heinricb, geologic work, 13; 

 credit for material used, 14, 21, 

 27. 



Komeyn, T., assistance in early geo- 

 logic survey, 5. 



Salisbury, credit for material used, 



15. 

 Sarle, C. J., credit for material used, 



14, 21; manuscript maps, 32. 



Seely, credit for material used, 13, 

 14. 



Silurian, 14-15. 



Smyth, C. H. jr, study of Adiron- 

 dack area, 11; credit for material 

 used, 21, 27, 28; manuscript maps, 

 33. 



Southeastern New York, pre-Cam- 

 brian and metamorphic rocks, 12. 



Stevenson, on systematic position 

 of the Lower Helderberg, 14. 



" Taconic " system, 10, 12, 13. 



Terminology, table showing prog- 

 ress made in, facing p. 34. 



Torrey, John, commissioned as state 

 botanist, 8. 



Triassic sandstone, 15. 



van Ingen, G., credit for material 

 used, 14, 21. 



Van Rensselaer, Stephen, patron of 

 early geologic surveys, 5. 



Vanuxem, Lardner, appointment as 

 geologist, 8; appointed in charge 

 of 3d difytrict, 9. 



Yermeule, C. C, compilation of geo- 

 graphic base of 1901, 19. 



Vermont, list of authorities for, 32. 



Walcott, C. D., geologic work, 13; 

 credit for material used, 13, 14, 

 21, 28. 



White, T. G., credit for material 

 used, 14, 15, 21, 28. 



Williams, H. S., on age of Helder- 

 berg limestone, 14, 34. 



Williams, S. G., credit for material 

 used, 15. 



Woodman, J. E., credit for material 

 used, 15, 21; manuscript map, 33. 



Woodworth, J, B., credit for ma- 

 terial used, 15, 21; manuscript 

 map, 33. 



Zoologist, appointment, 8. 



