NiCKi>Es AND BAssi.ER.] CATALOGUE OF GENEKA AND 8PECIES. 885 



Ptiloporina disparilis (Hall and Simpson). 



1887. Fenestella (Ptiloporina) disparilis. Hall and Simpson, Pal. New York, 



VI, p. 17o, i>I. xliii, 7, 8. 

 185)7. Ptiloporina disparilis. Simpson, Fourteenth Ann. Kep. State Geologist 

 New York for the year 1894, pi. iv, 11, 12. 

 Upper Plelderberg: Walpole, Ontario. 



Ptiloporina pinnata (Hall and Simpson). 



1887. Fenestella (Ptiloporina) pinnata. Hall and Simpson, Pal. New York, VI, 



p. 172, pi. xliii, 5, 6. 

 1897. Pinnaporina pinnata. Simpson, Fourteenth Ann. Rep. State Geologist 



New York for the year 189-4, pi. iv, 7. 

 1897. Ptiloporina pinnata. Simpson, Fourteenth Ann. Rej). State Geologist New 

 York for the year 1894, pi. viii, 1. 

 Upper Helderberg: Schoharie, New York. 



Ptiloporina sinistralis (Hall and Simpson). 



1887. Fenestella (Ptiloporina) sinistralis. Hall and Simpson, Pal. New York, 



VI, p. 174, pi. xliii, 9. 

 1897. Ptiloi^orina sinistralis. Simpson, Fourteenth Ann. Rep. State Geologist 

 New York for the year 1894, pi. iv, 9, 10. 

 Tapper Helderberg: Schoharie, New York. 



PTILOTRYPA Ulrieh. Genotype: Ptilotrypa obli(iiiata Ulrich. 



1890. Ptilotrypa. Ulrich, Geol. Sur. Illinois, VIII, p. 398. 



1889. Ptilotrypa. (Ulrich, in press) , Miller, North American Geol. Pal., p. 320. 

 1897. Ptilotrypa. Simpson, Fourteenth Ann. Rep. State Geologist New York 



for the year 1894, p. 542. 



Ptilotrypa obliquata Ulrich. 



1890. Ptilotrypa obliquata. Ulrich, Geol. Sur. Illinois, VIII, p. 531, pi. xxx, 



l-lc' 

 1897. Ptilotrypa obliquata. Simpson, Fourteenth Ann. Rep. State Geologist 

 New York for the year 1894, figs. 100-103 (p. 542). 

 Cincinnati (Richmond): Wilmington, Illinois. 



Ptychonema Hall. See Monotrypa Nicholson. 



Ptychonema Helderbergiae Hall. See Monotrypa ( helderbergife 



(Hall). 

 Ptychonema tabulatum Miller. See Monotrypa tabulata (Hall). 



RAMIPORA Toula. Genotype: Ramipora hochstetteri Toula (from 

 the Carboniferous of Spitzbergen). 

 1875. Ramipora. Toula, Neues Jahrbuch fixr Mineral., p. 230. 

 1878. Ramipora. Etheridge, Jun.,Quar. Jour. Geol. Soc. London, XXXIV, 



p. 625. 

 1885. Ramipora. Waagen and Pichl, Pal. Indica, Ser. XIII, p. 775. 

 1889. Ramipora. Miller, North American Geol. Pal., p. 320. 

 1895. Ramipora. Whidborne, Devon. Fauna England, (Pal. Soc. Publ.), II, 

 part 4, p. 186. 

 Obs. No species from the continent of North America has yet been 

 described properly referable to this genus. 



REPTARIA Kolle. Genotype: Reptaria stolonifera Rolle. 



1851. Reptaria. Rolle, Leonhard und Bronn's Neues Jahrbuch, p. 810. 

 1887. Reptaria. Hall and Simpson, Pal. New York, VI, p. xxv. 

 1889. Reptaria. Miller, North American Geol. Pal., p. 320. 

 Bull. 173 25 



