BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 401 



Dendrograptus rectus Ruedemann. 



Dendrograptus rectus Ruedemann, Mem. New York State Mus., 11, 1908, p. 145, 



pi. 8, fig. 2, text fig. 51. 

 Upper Clinton: Clinton, Oneida County, New York. 



Dendrograptus serpens Hopkinson. 



Dendrograptus serpens Hopkinson, Quart. Jour. Geol. Soc. London, 31, 1875, 



p. 665, pi. 37, fig. 3. 



Dendrograptus cf. serpens Gurley, Jour. Geol., 4, 1896, p. 84. 

 Canadian: Europe; Summit, Nevada. 



DENDROGRAPTUS SIMPLEX Spencer. See Dendrograptus dubius. 

 DENDROGRAPTUS SIMPLEX Walcott. See Mastigograptus simplex. 



Dendrograptus splnosus Spencer. 



Dendrograptus spinosus Spencer, Canadian Nat., 10, 1882, p. 165 (nom. nud.); 

 Trans. Acad. Sci. St. Louis, 4, p. 569, pi. 1, fig. 8; Bull. Mus. Univ. State 

 Missouri, 1, pp. 14, 19, pi. 1, fig. 8. Gurley, Jour. Geol., 4, 1896, pp. 95, 

 308. Bassler, Bull. U. S. Nat. Mus., 65, 1909, p. 10, fig. 5. 



Niagaran dolomite: Hamilton, Ontario. 



Dendrograptus striatus Hall. 



Dendrograptus striatus Hall, Geol. Surv. Canada, dec. 2, 1865, p. 129, pi. 17, 



figs. 5-6. 

 Canadian (Levis, Didymograptus dentatus zone): Point Levis, Quebec. 



Dendrograptus(?) succulentus Ruedemann. 



Dendrograptus n. sp. Ruedemann, New York State Pal. Ann. Rep., 1902, p. 570. 

 Dendrograptus(?) succulentus Ruedemann, Mem. New York State Mus., 7, pt. 



1, 1904, pp. 581-582, pi. 4, figs. 1-4, text figs. 16, 17. 

 Canadian: Deepkill, Rensselaer County, New York (Deepkill, Diplograptus 



dentatus zone); Point Levis, Quebec (Levis, D. dentatus zone). 



DENDROGRAPTUS TENUIRAMOSUS Walcott. See Mastigograptus tenuiramosus. 



Dendrograptus unllateralis Gurley. 



Dendrograptus unilateralis Gurley, Jour. Geol., 4, 1896, p. 84. 

 Trenton (Magog): Magog, Quebec. 



DEOCRTNUS Hudson. Genotype: Rhodocrinus asperatus Billings. 



Deocrinus Hudson, Bull. New York State Mus., 107, 1907, p. 121. 



Deocrlnus asperatus (Billings). 



Rhodocrinus asperatus Billings, Geol. Surv. Canada, dec. 4, 1859, p. 27, pi. 1, 

 figs. 4a-4e. 



Archaeocrinus asperatus Wachsmuth and Springer, Proc. Acad. Nat. Sci. Phila- 

 delphia, 1886, p. 301. 



Deocrinua asperatus Hudson, Bull. New York State Mus., 107, 1907, p. 122, fig. 

 5, pi. 8. 



Chazyan (Aylmer): Near Montreal, Quebec. 



DERMATOSTROMA Parks. Genotype: Stromatopora papillatum James. 



Dermatostroma Parks, Univ. Toronto Studies, Geol. Series, 7, 1910, p. 29. 



Dermatostroma canaliculatum Parks. 



Dermatostroma canaliculatum Parks, Univ. Toronto Studies, Geol. Series, 7, 



1910, p. 35, pi. 24, figs. 8, 9. 

 Richmond (Waynesville): Waynesville, Ohio. 

 Eolotype.C&t. No. 40082, U.S.N.M. 



84243 Bull. 9215 26 



