BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 959 







Peronosporites globosus Loomis. 



Peronosporites globosus Loomis, Bull. New York State Mus., 39, 1900, p, 225, pi. 



16, fig. 4. 

 Clinton (Wolcott): Rochester, New York. 



Peronosporites minutus Loomis. 



Peronosporites minutus Loomis, Bull. New York State Mus., 39, 1900, p. 225, pi. 



16, figs. 5, 6. 

 Clinton (Wolcott): Rochester, New York. 



Peronosporites ramosus Loomis. 



Peronosporites ramosus Loomis, Bull. New York State Mus., 39, 1900, p. 225, pi. 



16, fig. 1-3. 

 Clinton (Wolcott): Rochester, New York. 



PETALICHNUS Miller. Genotype: P. multipartitus Miller. 



Petalichnus Miller, Jour. Cincinnati Soc. Nat. Hist., 2, 1880, pp. 221, 222; N. A. 

 Geol. Pal., 1889, p. 452. 



Petalichnus multipartitus Miller. 



Petalichnus multipartitus Miller, Jour. Cincinnati Soc. Nat. Hist., 2, 1880, p. 222, 



pl. 14, fig. 2. 

 Eden (Economy): Walker Mill Road, Cincinnati, Ohio. 



PETALOCBINUS Weller and Davidson. 



Genotype: P. mirabilis Weller and Davidson. 



Petalocrinus Weller and Davidson, Jour. Geol., 4, 1896, p. 167. Weller, Jour. 

 Geol., 6, 1898, p. 700. Bather, Geol. Mag., dec. 4, 5, 1898, p. 284. Weller, 

 Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 1, 1900, p. 20. Bather, 

 Treatise onZool., pt. 3, Echinoderma, London, 1900, p. 175, fig. 91. Springer, 

 Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 216. 



Petalocrinus inferior Bather. 



Petalocrinus inferior Bather, Quart. Jour. Geol. Soc. London, 1899, pp. 54, 426, pl. 



26, fig. 57; fig. 10. 

 Niagaran: Near Monticello, Jones County, Iowa. 



Petalocrinus longus Bather. 



Petalocrinus longus Bather, Quart. Jour. Geol. Soc. London, 1898, pp. 54, 431, pl. 



26, figs. 58-65; figs. 11, 12, p. 432. 

 Niagaran (Laurel): St. Paul, Indiana. 



Petalocrinus(?) major Weller and Davidson. 



Petalocrinus(?) major Weller and Davidson, Jour. Geol., 4, 1896, p. 170, pl. 6, fig. 1. 

 Niagaran: Jones County, Iowa. 



Petalocrinus mirabilis Weller and Davidson. 



Petalocrinus mirabilis Weller and Davidson, Jour. Geol., 4, 1896, p. 167, figs. 1, 2, 

 pl. 6, figs. 2-5. Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 1, 

 1900, p. 19, fig. 4. Bather, Treatise on Zool., pt. 3, Echinoderma, London, 

 1900, p. 175, fig. 91. 



Niagaran: Jones County, Iowa. 



PETIGOPORA Ulrich. Genotype: P. gregaria Ulrich. 



Petigopora Ulrich, Jour. Cincinnati Soc. Nat. Hist., 5, 1882, p. 155; Contr. Micro- 

 Pal. Cambro-Sil., pt. 2, 1889, p. 34. Miller, N. A. Geol. Pal., 1889, p. 314. 

 Ulrich, Geol. Surv. Illinois, 8, 1890, p. 372; Zittel's Textb. Pal. (Engl. ed.), 

 1896, p. 274. Simpson, 14th Ann. Rep. State Geol. New York for 1894, 1897, 



