46 
Catalogue of the Genera and Species of Stelleroidea. Pars 3 
selwyni McCoy 
1874 Urasterella selwyni McCoy, Prodr. Pal. Victoria, I, p. 42, 
pl. 10, 1. 2, 2 a, 3, 3 a. 
1914 Urasterella selwyni Schuchert, Bull. 88, U. S. Nat. Mus. 
Siluxic of Australia. Kilmore, Victoria, 
ulrichi Schuchert 
1914 U raster ella ulrichi Scliuchert, Bull. 88, U. S. Nat. Mus. 
Middle Ordovicic (Black River, Stones River) of United States. 
Minneapolis, Minn. 
Xenaster Simonovitsch (A) 
1855 Asterias (Archaeasterias) Mulier, Verh. nat. Ver. preuss. 
Rheinl., p. 6, 8 (Archaeasterias founded in error. Also nom. 
nud.). 
1871 Xenaster Simonovitsch, Sitzb. mat.-nat. Classe Akad. Wiss., 
Wien, LNIV, I, p. 88. 
1879 Xenaster (partim) Zittel, Handb., I, p. 454. 
1879 Archasterias (? Palaeaster) Zittel, Ibid., p. 452. 
1886 Xenaster Stiirtz, Palaeontogr., XXXII, p. 86. 
1890 Xenaster Stiirtz, Ibid., XXXVI, p. 223. 
1899 Xenaster Gregory, Geol. Mag., Dec. IV, VI, p. 346. 
1907 Xenaster (Archaeasterias) Schondorf, Centralbl. f. Min., 
p. 747. 
1909 Xenaster Schondorf, Palaeontogr., LVI, p. 42, 105. 
1909 Xenaster Schondorf, Jahrb. nass. Ver. Naturk., LXII, p. 26. 
1914 Xenaster Schuchert, Bull. 88, U. S. Nat. Mus. 
Genoholotype (type by monotypy): X. margaritatus Simono- 
vitsch. 
dispar Schondorf 
1871 Xenaster margaritatus Simonovitsch (partim), Sitzb. mat.- 
nat. Classe Akad. Wiss., Wien, LXIV, I, pl. 2, f. 2 — 2b. 
1909 Xenaster dispar Schondorf, Palaeontogr., LVI, p. 50, 84, 106, 
pl. 9, f. 1; pl. 11, f. 13. 
1909 Xenaster dispar Schondorf, Jahrb. nass. Ver. Naturk., LXII, 
p. 28, pl. 3, f. 3. 
1914 Xenaster dispar Schuchert, Bull. 88, U. S. Nat. Mus. 
Lower Levonic (Upper Coblenzian) of Germany. Niederlahnstein 
and Miellen. 
elegans Schondorf. 
1891 Xenaster margaritatus Follmann, Verh. nat. Ver. preuss. 
Rheinl., XLVIII, p. 150. 
1909 Xenaster elegans Schondorf, Palaeontogr., LVI, p. 53, 107, 
pl. 9, f. 2, 3; pl. 11, f. 4, 12. 
1909 Xenaster elegans Schondorf, Jahrb. nass. Ver. Naturk., LXII, 
p. 40, pl. 4, f. 6, 7. 
1914 Xenaster elegans Schuchert, Bull. 88, U. S. Nat. Mus. 
Lower Devonic (Coblenzian) of Germany. Konigstuhl, near 
Rhens. 
margaritatus Simonovitsch 
1871 Xenaster margaritatus (partim) Simonovitsch, Sitzb. mat.- 
nat. Classe Akad. Wiss., Wien, LXIV, I, p. 88, pls. 1, 2. 
1879 Xenaster margaritatus Zittel, Handb., I, p. 454. 
1886 Xenaster margaritatus Stiirtz, Palaeontogr., XXXII, p. 86, 87. 
1886 Xenaster margaritatus Stiirtz, N. Jahrb. f. Min., II, p. 153. 
1890 Xenaster margar it atus Stiirtz, Palaeontogr., XXXVI p 223 
238, 247. 
1899 Xenaster margaritatus Gregory, Geol. Mag., Dec IV VI 
p. 346. 
1909 Xenaster margaritatus Schondorf, Palaeontogr., LVI, p. 43 
106, pl. 7, f. 1, 3, 4; pl. 8, f. 1; pl. 11, f. 2, 3, 10, 11. 
