SUBJECT INDEX 515 



/ 



TTnionidae (continued) 



De Kay. Unionidae. Zool. N. Y. 1843. v.5. pt5. p.187-204. 

 List of the Unionidae of the Gould Collection. Mus. rep. 35 (for 1881) 

 1884. p.68-81. 



Marshall. Beaks of Unionidae inhabiting the Vicinity of Albany, N. Y. 



Mus. bill. 9. 1890. p.167-89. Ipl. (lith.) 

 Marshall. Preliminary List of New York Unionidae. Mus. bul. 1. 1892. 



20p. 



Marshall. Geographical Distribution of New York Unionidae. Mus. rep. 



48 (for 1894) 1895. 1:45-99. 

 :Simpson. Anatomy and Physiology of Anodonta fluTiatilis. Mus. rep. 



35 (for 1881) 1884. p.169-91. pl.3-13. 

 Unionidae of the New York State Collection. Mus. rep. 35 (for 1881) 



1884. p.82-83. 

 Unionidae of the General Collection. Mus. rep. 35 (for 1881) 1884. p.84- 



101. 



See also MoUusca. 

 Uplifts. Hall. Uplifts, Dislocations and Undulations of the Strata in the 



Fourth District. Geol. N. Y. pt4. 1843. p.295-98. 

 Vanuxem. Uplifts of the Mohawk. Geol. rep. 3d dist. (for 1837) 1838. 



p.255-57. Geol. N. Y. pt3. 1842. p.203-11. 

 See also Faults. 



Upper black shale, see Black shale. 

 Upper Helderberg group (Cornif erous ; Onondaga; Seneca). Bishop. 



Upper Helderberg Group of Erie County. Geol. rep. 15 (for 1895) 1897. 



p.313-15. Same, Mus. rep. 49 (for 1895) 1898. 2:313-15. 

 Clarke. Upper Helderberg Group in Ontario County. Geol. rep. 4 (for 



1884) 1885. p.10. 



Hall. Upper Helderberg Group. Pal. N. Y. 1859. 3:42-45. 

 Hall. Descriptions of New Species of Fossils from the Upper Helderberg, 



Hamilton and Chemung Groups. Mus. rep. 14 (for I860) 1861. p.99-109; 



15. (for 1861) 1862. p.27-155. illus. llpl. 

 Hall. Descriptions of New Species of Brachiopoda from the Upper 



Helderberg, Hamilton and Chemung Groups. Mus. rep. 16 (for 1862) 



1863. p.19-37. 

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



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

 Hall. Illustrations of Devonian Fossils of the Upper Helderberg, Hamil- 

 ton and Cbemung Groups. 1876. 

 Hall. Gasteropoda, Pteropoda and Cephalopoda of the Upper Helderberg, 



Hamilton, Portage and Chemung Groups. Pal. N. Y. 1879. v.5. pt2. 



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

 Hall. Bryozoans of the Upper Helderberg and Hamilton Groups. Alb. 



Inst. Trans. 1883. 10:145-97. 

 Hall. Preliminary Notice of the Lamellibranchiate Shells of the Upper 



Helderberg, Hamilton and Chemung Groups, (preparatory for the 



Palaeontology of New York). Mus. rep. 35 (for 1881) 1884. p.215-406g. 

 Hall. Descriptions of Fossil Corals from the Niagara and Upper Helder- 

 berg Groups. . Mus. rep. 35 (for 1881) 1884. p.407-64. pl.23-30. 

 Hall. Fossil Corals and Bryozoans of the Lower Helderberg Group, and 



Fossil Bryozoans of the Upper Helderberg Group. Geol. rep. 2 (for 



1882) 1883. 33pl. and explanations. 



Hall. Lamellibranchiata: Monomyaria of the Upper Helderberg, Hamil- 

 ton and Chemung Groups. Pal. N. Y. 1884. v.5. ptl. 268p. 45pl.; 



Dimyaria of the Upper Helderberg, Hamilton, Portage and Chemung 



Oroups. Pal. N. Y. 1885. v.5. ptl. p.269-561. 51pl. 



