282 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



CORYNOIDES Nicholson. Genotype: C. calicularia Nicholson. 



Corynoidea Nicholson, Geol. Mag., 4, 1867, p. 108; Hon. British Grapt., 1872, p. 



132. Zittel, Handb. Pal., 1879, p. 289. Nicholson and Lydekker, Man. 



Pal., 1887, p. 215. Ruedemann, Mem. New York State Mus., 11, pt. 2, 1908, 



pp. 228-234. 

 Corynograptus Hopkinson, Quart. Jour. Geol. Soc. London, 31, 1875, p. 633. 



Corynoides calicularis Nicholson. 



Graptolite germs Hall, Pal. New York, 3, 1859, p. 508, fig. 7; Can. Org. Hem., 



dec. 2, 1865, pi. B, fig. 19. 

 Corynoides calicularis Nicholson, Geol. Mag., 4, 1867, p. 108; pi. 7, figs. 9-11. 



Hopkinson, Geol. Mag., 9, 1872, p. 502. Nicholson, Mon. British Grapt., 



1872, p. 132, fig.; Ann. Mag. Nat. Hist., 11, 1873, p. 143. Lap worth, Cat. 



West. Scot. Foss., 1876, p. 7, pi. 4, fig. 91; Rep. and Proc. Belfast Nat. 



Field Club, 1, pt. 4, App., 1877, pi. 7, fig. 18. Linnarsson, Sveriges Geol. 



Unders., ser. C, No. 31, 1879, p. 18. Lapworth, Proc. and Trans. Roy. Soc. 



Canada, 4, 1887, p. 177. Nicholson and Lydekker, Man. Pal., 1889, p. 215, fig. 



96. Gurley, Jour. Geol., 4, 1896, pp. 94, 301. Ruedemann, Bull. New York 



State Mus., 42, 1901, p. 515. Clarke, Geol. Mag., 4th ser., 9, 1902, p. 498. 



Weller, Geol. Surv. New Jersey, Pal., 3, 1903, p. 214, pi. 16, figs. 12, 13. 



Ruedemann, Mem. New York State Mus., 11, pt. 2, 1908, pp. 234-237, figs. 



122-132; pi. 13, figs. 1, 6-8. Bassler, Bull. Virginia Geol. Surv., 2a, 1909, 



pi. 7, figs. 9, 10. 

 Chazyan: (Normanskill): Glenmont, Albany, and other localities in slate belt of 



New York; Pennsylvania; Maryland; Virginia. 

 Ordovician: Wales; Scotland; Scandinavia. 



Corynoides curtus Lapworth. 



Corynoides curtus Lapworth, Cat. West. Scot. Foss., 1876, p. 7, pi. 4, fig. 92; 

 Rep. and Proc. Belfast Nat. Field Club, 1, pt. 4, App., 1877, pi. 7, fig. 19. 

 Ruedemann, Bull. New York State Mus., 42, 1901, p. 514ff ; Mem. New York 

 State Mus., 11, pt. 2, 1908, pp. 240, 241, figs. 140-144; pi. 13, figs. 4, 17-21. 



Trenton (Snake Hill): Albany, Amsterdam, etc., New York; Panton, Vermont. 



Ordovician (Hartfell): Ireland. 



Corynoides curtus comma Ruedemann. 



Corynoides curtus Ruedemann, Bull. New York State Mus., 42, 1901, p. 526. 

 Corynoides curtus var. comma Ruedemann, Mem. New York State Mus., 11, 



pt. 2, 1908, p. 242, pi. 13, figs. 5, 22-24, 145-148. 

 Trenton (Snake Hill): Mechanicsville, New York. 



Corynoides gracilis Hopkinson. 



Corynoides gracilis Hopkinson, Geol. Mag., 9, 1872, p. 502, pi. 12, fig. 1. Lai 



worth, Cat. West. Scot. Foss., 1876, p. 7, pi. 4, fig. 93. Ruedemann, Mem. 



New York State Mus., 11, pt. 2, 1908, pp. 237-239, figs. 133-135; pi. 13, figs. 2, 



2, 12, 15, 16. 

 Ordovician: Scotland (Hartfell); Lansingburg, Troy, and Baker Falls, New Yorl 



(Trenton-Snake Hill). 



Corynoides gracilis perungulatus Ruedemann. 



Corynoides gracilis mut. perungulatus Ruedemann, Mem. New York State Mus., 



11, pt. 2, 1908, pp. 239-240, figs. 136-139; pi. 13, figs. 3, 9, 10, 11, 13, 14. 

 Chazyan (Normanskill): Glenmont, Speigletown, near Troy, and Mount Moreno, 



near Hudson, New York; Arkansas. 



