474 NEW YORK STATE MUSEUM 



JPortag'e group (continued) 



Clarke. Bibliography. Geol. rep. 16 (for 1S96) 1899. p.32. Same, Mus. 



rep. 50 (for 1896) 1899. 2:32. 

 Clarke. Paropsonema cryptopliya: a Peculiar Eehinoderm from the In- 



tumescens-zone (Portage beds) of Western New York. Mus. bul. 39. 



1900. P.172-7S. pl.5-9. Same, Mus. rep. 54 (for 1900) 1902. 3:172-78. 



pl.5-9. 



Clarke & Schuchert. Portage Beds. See New iork series. 



Dickinson. Quarries of Bluestone and other Sandstones. Mus. bul. 61. 

 In press. 



Emmons. Portage Group. Ag. N. Y. 1S46. 1:188-93. 



Evans. Portage Group of Madison County. Ag. Soc. Trans. 11 (for 1851) 

 1852. p.700. 



oHall. Portage, or, Upper Fucoidal Group. Geol. rep. 4th dist. (for 1839) 

 1840. p.391-92. 



Hall. Portage or Nunda Group. Geol. N. Y. pt4. 1843. p.224-49. 



JIall. Portage Rocks in Alleganv County. Geol. rep. 4th dist. (for 1839) 



1840. p.401. Geol. N. Y. pt4. 1843. p.4S4. 



JFIall. Portage Group in Cattaraugus County. Geol. rep. 4th dist. (for 

 1830) 1840. p.412. Geol. N. Y. pt4. 1843. p.488-S9. 



Hall. Portage Group .in Chautauqua County. Geol. rep. 4th dist. (for 

 1&40) 1841. p.170. Geol. N. Y. pt4. 1843. p.494. 



Jiall. Portage Group in Chemung Cotmty. Geol. N. Y'. pt4. 1843. p.477. 



Hall. Portage Group in Erie County. Geol. rep. 4th dist. (for 1840) 



1841. p.165-67. Geol. N. Y. pt4. 1&43. p.473-74. 



Hall. Portage Rocks in Genesee County. Geol. rep. 4th dist. (for 1839) 

 1840. p.430-31. Geol. N. Y'. pt4. 1843.'p.467, 468. 



Hall. Portage Group in Liyingston Cotmty. Geol. rep. 4th dist. (for 

 1839) 1840. p.423. Geol. N. Y. pt4. 1843. p.463. 



Hall. Portage Group in Ontario County. Geol. rep. 4th dist. (for 1838) 

 1839. p.314. Geol. N. Y. pt4. 1843. p.457. 



Hall. Portage Group in Seneca County. Geol. rep. 4th dist. (for 1838) 



1839. p.302-4. Geol. N. Y. pt4. 1843. p.452. 



Hall. Portage Group in Steuben County. Geol. rep. 4th dist. (for 1839) 



1840. p.395. Geol. N. Y. pt4. 1843. p.480. 



Hall. Portage Group in Tompkins County. Geol. rep. 4th dist. (for 1838) 

 1839. p.317. Geol. N. Y. pt4. 1843. p.475. 



Hall. Portage Group in Yates County. Geol. rep. 4th dist. (for 1838) 

 1839. p.315. Geol. N. Y. pt4. 1.843. p.4.38. 



Hrill. Minerals. Geol. N. Y. pt4. 1843. p.239. 



Hall. Organic Remains. Geol. N. Y. pt4. 1843. p.241-47. 



Hall. Fossil Brachiopoda of the Upper Helderberg. Hamilton, Portage 

 and Chemung Groups. Pal. N. Y. 1867. y.4. 428p.^99pl. 



Hall. Gasteropoda. Pteropoda. and Cephalopoda of the Upper Helder- 

 berg, Hamilton. Portage and Chemung Groups. Pal. N. Y'. 1879. y.5. 

 Pt2. 492p.: (v.l, text, y.2. 120pl.); 1888. y.7. supplement. 42p. 18pl. 



Hall. Lamellibranchiata, Dimyaria of the Upper Helderberg, Hamilton. 

 Portage and Chemung Groups. Pal. N. Y. 1885. y.5. ptl. p.2(39-561. 

 51pl. 



Hall & Clarke. Trilobites and other Crustacea of the Oriskany, Upper 

 Helderberg, Hamilton, Portage, Chemung and Catskill Groups. Pal. 

 N. Y. 18SS. y.7, 23ep. 46pl. 



Lincklaen. Portage Group; Fossils. Mus. rep. 14 (for I860) 1861. p.68-69. 

 a First use of term. 



