40 
Catalogue of the Genera and Species of Stelleroidea. 
Pars 3 
1866 Palaeaster obtusus Salter, Mem. Geol. Surv. Gt. Brit., III, 
p. 289, pl. 23, f. 1. 
1886 Stenaster (?) obtusus Stiirtz, N. Jahrb. f. Min., II, p. 153. 
1893 Stenaster (?) obtusus Stiirtz, Verli. nat. Ver. preuss. Rheinl., 
L, p. 41, 56. 
1914 Stenaster (?) obtusus Schuchert, Bull. 88, U. S. Nat. Mus. 
Ordovicic (Caradoc) of Ireland and Wales. Drumcannon, 
Waterford; and near Bala Lake (Moel-y-Garnedd). 
pulchellus Billings = Urasterella pulchella 
salteri Billings 
1858 Stenaster salteri Billings, Can. Org. Rem., III, p. 78, pl. 10, 
f. Ia, b. 
1862 Stenaster salteri Wrigkt, Brit. Foss. Ech., II, I, p. 28, f. 15 (2) 
on p. 24. 
1914 Stenaster salteri Schuchert, Bull. 88, U. S. Nat. Mus. 
Middle Ordovicic (Trenton, Black River) of North America. 
Belleville, Kirkfield, and Government House Bay, Ottawa, 
Ontario; Curdsville, Ky. ; Panton, Vt. 
Stiirtzaster Etheridge (AL) 
1857 Palaeocorna Salter, Ann. Mag., 2d ser., XX, p. 324, 327. 
1862 Palaeocorna Wright, Brit. Foss. Ech., II, I, p. 23, 29. 
1876 Palaeocorna Quenstedt, Petr. Deutschl., 1,IV, p. 81, pl. 92, f. 43. 
1879 Palaeocorna Zittel, Handb., I, p. 453. 
1886 Palaeocorna Stiirtz, N. Jahrb. f. Min., II, p. 152. 
1893 Palaeocorna Stiirtz, Verh. nat. Ver. preuss. Rheinl., L, p. 45, 62. 
1899 Sturtzaster Etheridge, Rec. Aust. Mus., III, p. 129. 
1910 Sturtzaster Schondorf, Jahrb. nass. Ver. Naturk., LXIII, p. 217. 
1914 Sturtzaster Schuchert, Bull. 88, U. S. Nat. Mus. 
Genoholotype : Palaeocorna marstoni Salter, 
colvini (Salter) 
1857 Palaeocorna colvini Salter, Ann. Mag., 2d ser., XX, p. 328. 
1862 Palaeocorna colvini Wright, Brit. Foss. Ech., II, I, p. 30. 
1910 Sturtzaster colvini Schondorf, Jahrb. nass. Ver. Naturk., 
LXIII, p. 219. 
1914 Sturtzaster colvini Schuchert, Bull. 88, U. S. Nat. Mus. 
Siluric (Lower Ludlow) of England. Leintwardine, Shropshire. 
cygnipes (Salter) 
1857 Palaeocorna cygnipes Salter, Ann. Mag., 2d ser., XX, p. 329. 
1862 Palaeocorna cygnipes Wright, Brit. Foss. Ech., II, I, p. 30. 
1910 Sturtzaster cygniceps Schondorf, Jahrb. nass. Ver. Naturk., 
LXIII, p. 219. 
1914 Sturtzaster cygnipes Schuchert, Bull. 88, U. S. Nat. Mus. 
Siluric (Lower Ludlow) of England. Leintwardine, Shropshire. 
marstoni (Salter) 
1857 Palaeocorna marstoni Salter, Ann. Mag., 2d ser., XX, p. 328, 
pl. 9, f. 3 a — c. 
1862 Palaeocorna marstoni Wright, Brit. Foss. Ech., II, I. p. 30, f. 17. 
1876 Palaeocorna marstoni Quenstedt, Petr. Deutschl., 1, IV, p. 81, 
pl. 92, f. 43. 
1910 Sturtzaster marstoni Schondorf, Jahrb. nass. Ver. Naturk., 
LXIII, p. 217. 
1914 Sturtzaster marstoni Schuchert, Bull. 88. U. S. Nat. Mus. 
Siluric (Lower Ludlow) of England. Leintwardine, Shropshire. 
(?) initclielli Etheridge 
1899 Sturtzaster (?) mitchelli Etheridge. Rec. Aust. Mus., III, 
p. 128. 
1914 Sturtzaster (?) mitchelli Schuchert, Bull. 88, U. S. Nat. Mus. 
Siluric (Wenlock) of New South Wales. Bowning. 
