BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 1069 



Pterygotus niacrophthalnius — Continued. 



Pterygotus osborni Hall, Pal. New York, 3, 1859, p. 419, pi. 80A, fig. 9.— Lesley, 



Gaol. Surv. Pennsylvania, Rep. P 4, 1889, p. 822, fig. 

 Cayugan (Bertie): Litchfield, Waterville, and near Buffalo, New York. 



Pterygotus monroensis Sarle. 



Pterygotus monroensis Sarle, Bull. New York State Mus., 69, 1903, p. 1102, pi. 24, 



figs. 7, 9. — Clarke and Ruedemann, Mem. New York State Mus., 14, 1912, 



p. 380, pi. 70, figs. 3-5. 

 ?Pterygotus sp. Sarle, Bull. New York State Mus., 69, 1903, p. 1104, pi. 24, figs. 6, 8. 

 Cayugan (Pittsford): Pittsford, Monroe County, New York. 



Pterygotus (Eusarcus?) nasutus Clarke and Ruedemann. 



Pterygotus (Eusarcus?) nasutus Clarke and Ruedemann, Mem. New York State 



Mus., 14, 1912, pp. 382, 416; pi. 86, figs. 6-10, figs. 102, 103. 

 Trenton (Schenectady): Schenectady, Aqueduct, and Duanesburg, New York. 

 Chazyan (Normanskill): Catskill, New York. 



Pterygotus normanskilleusis Clarke and Ruedemann. 



Pterygotus normanskillensis Clarke and Ruedemann, Mem. New York State Mus., 



14, 1912, p. 416, fig. 104. 

 Chazyan (Normanskill): Catskill, New York. 



Pterygotus osborni Hall. See Pterygotus macrophthalmus. 



Pterygotus otisius Clarke. See Dolichopterus otisius. 



Pterygotus prolificus Clarke and Ruedemann. 



Pterygotus prolificus Clarke and Ruedemann, Mem. New York State Mus., 14, 



1912, p. 382, pi. 86, figs. 1-5. 

 Trenton (Schenectady): Schenectady, Aqueduct, Duanesburg, etc., New York. 



Pterygotus quadricaudatus Pohlman. See Pterygotus buffaloensis. 



PTILODICTYA Lonsdale. Genotype: Flustra lanceolata Lonsdale. 



Ptilodictya Lonsdale, Murchison's Sil. Syst., 1839, p. 676.— Portlock, Rep. Geol. 

 Londonderry, 1843, p. 338.— McCoy, British Pal. Foss., 1852, p. 45.— Emmons, 

 Amer. Geology, 1, pt. 2, 1855, p. 205.— Pictet, Traite de Pal., 2d ed., 4, 1857, 

 p. 169.— Eichwald, Lethaea Rossica, 1, 1860, p. 387.— Nicholson, Geol. Mag., 

 n. s., 1, 1874, p. 123; Pal. Province Ontario, 1874, p. 97.— Zittel, Handb. 

 Pal., 1, 1880, p. 604.— Vine, Geol. Mag., dec. 2, 8, 1881, p. 474; Rep. British 

 Assoc. Adv. Sci., 1881, p. 164; Quart. Jour. Geol. Soc. London, 38, 1882, 

 p. 63.— Ulrich, Jour. Cincinnati Soc. Nat. nist., 5, 1882, pp. 151, 162.— Vine, 

 Rep. British Assoc. Adv. Sci., 1883, p. 203. — Foerste, Bull. Sci. Lab. Denison 

 Univ., 2, 1887, p. 155.— Hall and Simpson, Pal. New York, 6, 1887, p. 19.— 

 Miller, N. A. Geol. Pal., 1889, p. 318.— Nettelroth, Kentucky Fossil Shells, 

 1889, p. 30.— Ulrich, Geol. Surv. Illinois, 8, 1890, p. 390; Geol. Minnesota, 3, 

 1893, p. 163.— Pocta, Syst. Sil. Centre Boheme, 8, pt. 1, 1894, p. 21.— Ulrich, 

 Zittel ' s Textb. Pal. (Engl. ed.),1896, p. 279.— Simpson, 14th Ann. Rep. State 

 Geol. New York for 1894, 1897, p. 541.— Grabau, Bull. Buffalo Soc. Nat. Sci., 

 6, 1899, p. 176— Nickles and Bassler, Bull. U. S. Geol. Surv., 173, 1900, 

 p. 45.— Ilennig, Archiv. fur Zool., K. Sven. Vet. Akad. Stockholm, 2, No. 10, 

 1905, p. 16.— Grabau and Shimer, N. A. Index Fossils, 1, 1907, p. 155.— 

 Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 754. — Bassler, 

 Bull. U. S. Nat. Mus., 77, 1911, p. 113; Zittel-Eastman Textb. Pal., 1913, 

 p. 344. 



