788 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Marsipocrinus striatus (Troost). 



Cupellsecrinites etriatus Troost, Amer. Jour. Sci. Arts, 2d ser., 8, 1849, p. 419; 

 Proc. Amer. Assoc. Adv. Sci., 2, 1850, p. 61 (nom. nud.). 



Cupellsecrinites inflatus Troost, Amer. Jour. Sci. Arts, 2d ser., 8, 1849, p. 420; 

 Proc. Amer. Assoc. Adv. Sci., 2, 1850, p. 61 (nom. nud.). 



Marsupiocrinus etriatus Wachsmuth and Springer, Mem. Mus. Comp. Zool. Har- 

 vard, 21, 1897, p. 732, pi. 75, figs. 17, 18. 



Marsipocrinus striatus Wood, Bull. U. S. Nat. Mus., 64, 1909, p. 33, pi. 9, figs. 

 13, 14. 



Niagaran (Brownsport): Decatur County, Tennessee. 



Holotype and plesiotype.Ca,t. Nos. 39926, 39934, U.S.N.M. 



Marsipocrinus tennesseensis (Roemer). 



Platycrinus tennesseensis Roemer, Sil. Fauna West. Tennessee, Breslau, 1860, 



p. 35, pi. 3, fig. 4a-f. 

 Platycrinua (Cupellacrinus) tennesseensis Shumard, Trans. Acad. Sci. St. Louis, 



1866, p. 362. 

 Marsupiocrinus tennesseensia Wachsmuth and Springer, Proc. Acad. Nat. Sci. 



Philadelphia, 1881, p. 239 (Rev. Pal., pt. 2, p. 65); ibid., 1888, p. 373, pi. 



19, fig. 7; Mem. Mus. Comp. Zool., Harvard, 21, 1897, p. 731, pi. 75, fig. 



16a, b. 

 Marsipocrinus tennesseensis Wood, Bull. U. S. Nat. Mus., 64, 1909, p. 30, pi. 9, 



figs. 5, 6. Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 516, 1837. 

 Cupellsecrinites Buchii Troost, Amer. Jour. Sci. Arts, 2d ser., 8, 1849, p. 419; 



Proc. Amer. Assoc. Adv. Sci., 2, 1850, p. 61 (nom. nud.). 

 Cupellsecrinites laevis Troost, Amer. Jour. Sci. Arts, 2d ser., 7, 1849, p. 419; Proc. 



Amer. Assoc. Adv. Sci., 2, 1850, p. 61 (nom. nud.). 

 Cupellsecrinus laevis Shumard, Trans. Acad. Sci. St. Louis, 2, 1866, p. 361 



(gen. ref.). 



Niagaran (Brownsport) : Decatur County, Tennessee. 

 Plesiotypes.C&t. Nos. 39925, 39928, U.S.N.M. (Troost's types of C. lands and 



C. buchi.) 



Marsipocrinus verneuili (Troost). 



Cupellsecrinites Verneuli Troost, Amer. Jour. Sci. Arts, 2d ser., 8, 1849, p. 419; 



Proc. Amer. Assoc. Adv. Sci., 2, 1850, p. 61 (nom. nud.). 

 Marsipocrinus verneuili Wood, Bull. U. S. Nat. Mus., 64, 1909, p. 32, pi. 9, figs. 10, 



11, 12. 



Niagaran (Brownsport): Decatur County, Tennessee. 

 Holotype and ple$iotype.Ca.t. No. 39914, U.S.N.M. 



MARSUPIOCRINITES Phillips. See Marsipocrinus Bather. 

 MARSUPIOCRINTTES(?) DACTYLUS Hall. See Lyriocrinus dactylue. 

 MARSUPIOCRINUS Phillips. See Marsipocrinus Bather. 



MASTIGOGRAPTUS Ruedemann. 



Genotype: Dendrograptus tenuiramosus Walcott. 



Mastigograptus Ruedemann, Mem. New York State Mus., 11, pt. 2, 1908, pp. 

 210-216. 



Mastigograptus arundinaceus (Hall). 



Graptolithus arundinaceus Hall, Pal. New York, 1, 1847, pi. 74, figs. 8, 8a. 

 Dicranograptus arundinaceus Hall, 20th Rep. New York State Cab. Nat. Hist., 

 1868, p. 227; rev. ed., p. 261. 



