BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 1049 



Protoklonoceras trusltum Continued. 



Protokionoceras trusitum Grabau and Shimer, N. A. Index Fossils, 2, 1910, 



p. 59. 

 Orthoceraa cf. trusitum Grabau, Michigan Geol. Surv., Geol., 1st ser., 1909, 



p. 196. 



Niagaran (Guelph): Shelby and Eochester, New York. 

 Cayugan (Cobleskill) : Schoharie, New York. 

 ?Upper Monroan (Lucas) : Grosse Isle, Detroit River, Michigan. 



PROTOPAK<EASTER Hudson. See Hudsonaster Sturtz. 



PROTOPELTURA Brogger. Genotype: Olenus? acanthurus Angelin. 



Protopeltura Brogger, Die Sil. Etagen 2-3, Kristiania, 1882, p. 105. Koken, Die 

 Leitfossilien, Leipzig, 1896, p. 357. Moberg and Moller, Geol. Foren. Stock- 

 holm Forhandl., 20, 1898, p. 265. 



Protopeltura acanthura tetracanthura Matthew. 



Protopeltura acanthura var. tetracanthura Matthew, Trans. Royal Soc. Canada, 



9, sec. 4, 1892, p. 53, pi. 13, figs. Sa-c. 

 Canadian (Bretonian Div. C3a) : Germain Street, St. John, New Brunswick. 



PROTOPHRAGMOCERAS Hyatt. Genotype: Cyrtoceras murchisoni Barrande. 

 Protophragmoceras Hyatt, Zittel-Eastman Textb. Pal., 1900, p. 532; ibid., 2d ed., 

 1913, p. 612. 



Protophragmoceras hercules (Winchell and Marcy). 



Lituites Hercules Winchell and Marcy, Mem. Boston Soc. Nat. Hist., 1, 1865, 



p. 102, pi. 3, fig. 9. 



Gyroceras Hercules Chamberlin, Geol. Wisconsin, 1, 1883, p. 194, fig. 

 Cyrtoceras hercules Hall, 20th Rep. New York State Cab. Nat. Hist., rev. ed., 



1870, p. 409, pi. 17, figs. 6, 7. 

 Halloceras(?) hercules Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 77, 



fig. 1292. 

 Cyrtoceras (Phragmoceras?) amplicorne Hall, 20th Rep. New York State Cab. 



Hist., 1868, p. 358, pi. 17 (8), figs. 6, 7; p. 393. 

 Niagaran (Racine) : Chicago, Illinois; Wisconsin. 



Protophragmoceras hercules carrollense (Kindle and Breger). 



Lituites (Ophidioceras?) hercules carrollensis Kindle and Breger, 28th Ann. Rep. 



Dep. Geol. Nat. Res. Indiana, 1904, p. 474, pi. 16, fig. 1; pi. 17, fig. 1. 

 Niagaran: Delphi, Indiana. 



Protophragmoceras patronus Clarke and Ruedemann. 



Protophragmoceras patronus Clarke and Ruedemann, Mem. New York State Mus., 



5, 1903, p. 97, pi. 19, figs. 1, 2. 

 Niagaran (Guelph): Shelby, New York. 



PROTORETOPORA Zittel. See Polypora McCoy. 



PROTORHTNCHA Hall and Clarke. 



Genotype: P. dubia Hall and Clarke=P. ridleyana Safford. 



Protorhyncha Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 180; 13th Ann. 



Rep. New York State Geol., 1895, p. 824. Schuchert, Zittel-Eastman Textb. 



Pal., 1, 1900, p. 323; 2d ed., 1913, p. 396. Raymond, Ann. Carnegie Mus., 7, 



1911, p. 226. 



Observation. See Raymond (1911) for discussion of this genus. Hall and Clarke 

 based their generic description upon specimens of Rhynchonella ridleyana 

 Safford from High Bridge, Kentucky, which they incorrectly identified as Atrypa 

 dubia Hall. 



