CATALOGUE OF THE GENERA AND SPECIES OF AMERICAN PALEOZOIC BRYO- 

 ZOA, INCLUDING BIBLIOGRAPHY AND SYNONYMY. 



ACANTHOCLADIA King-. Genotype: Ccratophytes anceps Schlotheini. 



1841). ActintlKicladia. King, Ann. Mag. Nat. Hist., ser. 2, II, p. 389. 



1850. Acanthocladia. King, Mon. British Permian Foss., p. 48. 



1860. Acanthocladia. Eichwald, Leth;iea Rossiea, I, p. 384. 



1880. Acanthocladia. Zittel, Ilandb. der Pal., p. 608. 



1885. Acanthocladia. Waagen and Pichl, Pal. Indica, Ser. XIII, p. 811. 



1886. Acanthocladia. Ulrich, Contr. American Pal., I, p. 6. 



1889. Acanthocladia. iMiller, North American Geol. Pal., p. 291. 



1890. Acanthocladia. Ulrich, Geol. Snrv. Illinois, YIII, pp. 398, 635. 



1896. Acanthocladia. Ulrich, Zittel' s Textb. Pal. (Engl, ed.), p. 283. 



1897. Acanthocladia. Simpson, Fourteenth Ann. Rep. State Geologist New York 



for the year 1894, p. 522. 



Acanthocladia americana Swallow. Not recognizable, 



1858. Acanthocladia anceps ? Schlotheim. If distinct A. americana proposed. 



Swallow, Trans. St. Louis Acad. Sci., I, p. 180. 



1859. Acanthocladia americana. Shumard, Trans. St. Louis Acad. Sci., I, p. 388. 



1860. Acanthocladia americana. Meek and Hayden, Proc. Acad. Nat. Sci. , Phil- 



adelphia, p. 24. 

 Lower Permian or Upper Coal Measures: Cottonwood Valley, Kansas; 

 Guadalupe Mountains, Texas and New Mexico. 



Acanthocladia anceps Swallow (not Schlotheim). See Acanthocladia 

 americana Swallow. 



Acanthocladia fruticosa l^lrich. 



1890. Acanthocladia fruticosa. Ulrich, Geol. Surv. Illinois, A''III, p. 635, pi. 

 Ixv, 2-2c. 

 Upper Coal Measures: Springfield, Illinois. 



ACANTHOCLEMA Hall. Genotj^pe: Trematopora alternata Hall. 



1886. Acanthoclema. Hall, Fifth Ann. Rep. State Geologist New York for the 



year 1885, explanation pi. xxv. 



1887. Acanthoclema. Hall and Simpson, Pal. New York, VI, p. xv. 



1889. Acanthoclema. Miller, North American Geol. Pal., p. 291. 



1890. Acanthoclema. Ulrich, Geol. Surv. Illinois, VIII, pp. 402, 661. 



1897. Acanthoclema. Simpson, Fourteanth Ann. Rep. State Geologist New York 

 for the year 1894, p. 552. 



Acanthoclema alternatum (Hall). 



1883. Trematopora alternata. Hall, Trans. Albany Institute, X, p. 148 (ab- 

 stract, 1881, p. 6). 



1886. Acanthoclema alternata. Hail, Fifth Ann. Rep. State Geologist New 



York for the year 1885, pi. xxv, 8-10. 



1887. Acanthoclema alternatum. Hall and Simpson, Pal. New York, VI, p. 72, 



pi. xxv, 8-10. 



161 

 Bull. 173 11 



