BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 449 



DIpIoclema sparsum argutum Bassler. 



Diploclema sparsum var. argutum Bassler, Bull. tJ. S. Geol. Surv., 292, 1906, 



pp. 17, 18, pi. 5, figs. 8, 9. 

 Clinton (Rochester): Lockport, New York, 

 Eolotype— Cat. No. 35557, U.S.N.M. 



Diploclema trentonense Ulrich. 



Diploclema trentonense Ulrich, Geol. Surv. Illinois, 8, 1890, p. 369, pi. 53, 



figs. 9-9c. 

 Trenton: Trenton Falls, New York. 

 Cotypes.— Cat. No. 43251, U.S.N.M. 



DiPLOGRAPSus AMPLEXiCAULE Emmons. See Diplograptus (Glyptograptus) amplexi- 

 caulis. 



DrpLOQRAPSUS ANTENNARius Nicholson. See Cryptograptus antennarius. 



DiPLOGRAPSUs ciLiATUs Emmona. See Glossograptus arthracanthus. 



Diplograpsus foUosus Emmons. Undeterminable. 



Diplograpsus foLiosua Emmons, Amer. Geology, 1, pt. 2, 1855, p. 106, pi. 1, fig. 13; 



Manual Geology, 18G0, p. 87, fig. 68. 

 Mohawkian: Augusta County, Vii-girda. 



Diplograpsus Hudsonictjs Nicholson. See Diplograptus hudsonicuB. 



Diplograpsus laciniata Emmons. See Diplograptus foliaceus. 



Diplograpsus mucronatus McCoy. See Lasiograptus mucronatus. 



Diplograpsus obliquis Emmons. See Diplograptus foliaceus. 



Diplograpsus stenosus Gurley. Not recognized. 



Diplograpsus stenosus Gurley, Jour. Geol., 4, 1896, p. 78. 

 Trenton (Magog): Magog, Quebec. 



Diplograpsus whitfieldi Nicholson. See Glossograptus whitfieldi. 



DIPLOGRAPTUS McCoy. Genotype: Graptolithus foliaceus Murchison. 



Diplograpsus McCoy, Ann. Mag. Nat. Hist., 6, 1850, p. 270; British Pal. Eocks 

 Foss., 1854, p. 3.— Geinitz, Amer. Jour. Sci. Arta, 2d ser.,14, 1852, p. 128; Bull. 

 Soc. Geol. France, 2d ser., 9, 1852, p. 187; Zeits. d. d. geol. Gesell., 3, 1852, 

 p. 389. — Richter, Zeits. d. d. geol. Gesell., 5, 1853, p. 455. — Emmons, Amer. 

 Geology, 1, pt. 2, 1855, p. 104. — Chapman, Canadian Jour., n. s., 1, 1856, p. 

 389; 6, 1861, p. 506; E.xpos. Min. Geol. Canada, 1864, p. 100.— Nicholson, 

 Quart. Jour. Geol. Soc. London, 24, 1868, pp. 9, 137; Mon. British Grapt., 1872, 

 p. 115. 



Diplograptus Dana, Amer. Jour. Sci. Arts, 2d eer., 14, 1852, p. 128. — Hall, 

 Geol. Surv. Canada, dec. 2, 1865, p. 109; 20th Rep. New York State Cab. Nat. 

 Hist., p. 217; rev. ed., 1868 (1870), p. 251.— Zittel, Handb. Pal., 1, 1879, p. 

 300.— Dairon, Trans. Geol. Soc. Glasgow, 7, 1883, p. 177.— Tullberg, Sveriges 

 Geol. Unders., ser. C, no. 55, 1883, pp. 13, 14.— Spencer, Trans. Acad. Sci. 

 St. Louis, 4, 1884, p. 561.— Miller, N. A. Geol. Pal., 1889, p. 186.— James, Jour. 

 Cincinnati Soc. Nat. Hist., 14, pt. 2, p. 157.— Wiman, Jour. Geol., 2, 1894, 

 p. 267.— Ruedemann, 48th Rep. New York State Mus., 2, 1897, p. 244; Kth 

 Rep. State Geol. New York for 1894, 1897, p. 244.— Wiman, Bull. Geol. Inst. 

 Univ. Upsala, 2, pt. 2, 1896, p. 264.— Koken, Die Leitfossilien, Leipzig, 1S96, 

 p. 329.— Wiman, Nat. Sci., 9, 1896, p. 188.— Roemer and Freeh, Leth.geog., 



84243°— Bull. 92—15 29 



