BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 33 



Amphieoelia neglecta Continued. 



Amphicoclia neglecta McChesney, Trans. Chicago Acad. Sci., 1, 1868, p. 41, pi. 9, 

 fig. 2. Meek and Worthen, Geol. Surv. Illinois, 3, 1868, p. 358, pi. 5, fig. 

 9a, b. Whiteaves, Pal. FOBS., Geol. Surv. Canada, 3, pt. 2, 1895, p. 66 (loc. 

 occ.). Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. Res. Indiana, 

 1904, p. 449, pi. 10, fig. 10. 



Niagaran: Bridgeport, Illinois; Milwaukee, Wisconsin (Racine); Wabash, In- 

 diana; Ontario (Guelph). 



Amphicoelia orbiculoldes (Grabau). 



Avicula? orbiculata Hall (not Hall, 1843) Pal. New York, 2, 1852, p. 284, pi. 59, 



fig. 4. 

 Lyriopecten orbiculoides Grabau, Bull. New York State Mus., 45, 1901, p. 208; 



Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 208. 

 Amphicoelia orbiculata Whitfield and Hovey, Bull. Amer. Mus. Nat. Hist., 11, 



pt. 2, 1899, p. 156 (gen. ref.). 

 Clinton (Rochester): Rochester, Niagara, etc., New York. 



Amphicoelia ulrichi Maynard. 



Amphicoelia ulrichi Maynard, Maryland Geol. Surv., Low. Dev., 1913, p. 453, 



pi. 75, figs. 8-10. 

 Helderbergian (Keyser): Keyser, West Virginia. 



A nip hid os 111 a delafleldi Castelnau. Not recognized. 



Amphidesma delafieldi Castelnau, Sil. Syst., 1843, p. 44, pi. 14, fig. 10. 

 Ordovician or Silurian: New York. 



AMPHIGRAPTUS Lapworth. Genotype: Graptolithus divergens Hall. 



Amphigraptus Lapworth, Geol. Mag., 10, 1873, p. 559. Zittel, Handb. Pal., 1, 

 1879, p. 298. Tullberg, Sveriges Geol. Unders., Ser. C, No. 55, 1883, p. 12. 

 Wiman, Bull. Geol. Inst. Univ. Upsala, 2, pt. 2, No. 4, 1896, p. 266. Koken, 

 Die Leitfossilien, Leipzig, 1896, p. 328. Roemer and Freeh, Leth. geog., 1 

 Theil. Leth. Pal., 1, 3 Lief., 1897, p. 587. Elles and Wood, Mon. British 

 Grapt., Pal. Soc., 1903, p. 121. Ruedemann, Mem. New York State Mus., 

 11, pt. 2, 1908, p. 270. 



Amphigraptus divergens (Hall). 



Graptolithus divergens Hall, Pal. New York, 3, 1859, p. 509, fig. 9; 12th Ann. 

 Rep. New York State Cab. Nat. Hist., 1859, p. 57, fig. 9. Canadian Org. Rem., 

 Geol. Surv. Canada, dec. 2, 1865, p. 13, fig. 11. Walcott, Trans. Albany 

 Inst., 10, 1883, p. 35 (Adv. sheets 1879). Lesley, Geol. Surv. Pennsylvania, 

 Rep. P 4, 1889, p. 264, fig. 



Graptolithus (Crenograptus) divergens Hall, 20th Ann. Rep., New York State 

 Cab. Nat. Hist., 1868, p. 179, fig. 12; p. 226; rev. ed., 1868, p. 210, fig. 12; 

 p. 223. 



Ccenograptus (?Pleurograptus,? Pterograptus) divergens, Roemer and Freeh, 

 Leth. geog., Leth. Pal., 1, 1897, p. 587. 



Amphigraptus divergens Lapworth, Geol. Mag., 10, 1873, p. 559; Cat. West Scot, 

 FOBS., 1876, p. 5, pi. 1, fig. 70; Quart. Jour. Geol. Soc. London, 34, 1878, p. 

 331; Ann. Mag. Nat. Hist., 6, 1880, p. 18; Trans. Royal Soc. Canada, 5, sec. 

 4, 1886, p. 184. Walcott, Bull. Geol. Soc. Amer., 1, 1890, p. 338. Elles and 

 Wood, Mon. British Grapt., pt. 3, 1903, p. 122, fig. 73, pi. 18, fig. 1. Ruede- 

 mann Mem. New York State Mus., 11, pt. 2, 1908, pp. 271-272, figs. 187-190, 

 pi. 15, figs. 2, 3. 



Chazyan: Kenwood and Glenmont, New York (NormansHll); England and Scot- 

 land (Hartfell). 



84243 Bull. 9215 3 



