Catalogue of the Genera and Species of Stelleroidea. 
43 
wy ville- tkomsoni Nicholson and Etheridge 
References same as for genus. 
Upper Ordovicic of Scotland. Thraive, Girvan District. 
wy ville- thomson i Nicholson and Etheridge (partim) = Hudson- 
aster batheri 
Tremataster Worthen and Miller (AL) 
1883 Tremataster Worthen and Miller, Geol. Surv. Illinois, VII, 
p. 330. 
1889 Tremataster Miller, N. Am. Geol. Pal., p. 286. 
1897 Tremataster Gregory, Proc. Zool. Soc. London, p. 1037. 
1914 Tremataster Schuchert, Bull. 88, U. S. Nat. Mus. 
Genoholotype: T. difficilis Worthen and Miller. 
(?) decheni (Dewalque) 
1880 Protaster decheni Dehvaque, Ann. Soc. geol. Belg., VIII, 
p. 52—54, pl. 3, f. 1, 2. 
1897 T remataster (?) decheni Gregory, Proc. Zool. Soc. London, 
p. 1037, footnote. 
1914 T remataster (?) decheni Schuchert, Bull. 88, U. S. Nat. Mus. 
Upper Devonic of Belgium. Walcourt and Tohogne. 
difficilis Worthen and Miller 
1883 Tremataster difficilis Worthen and Miller, Geol. Surv. Illinois, 
VII, p. 330, pl. 31, f. 3 a, 3b. 
1914 Tremataster difficilis Schuchert, Bull. 88, U. S. Nat. Mus. 
Mississippic (Chester) of United States. Prairie du Long Creek, 
Monroe County, 111. 
Trentonaster Stiirtz = Schuchertia 
stellata (Billings) = Schuchertia stellata 
Trichotaster plumiformis Wright. Insufficiently defined. See 1873, Quart. 
Jour. Geol. Soc., XXIX, p. 421; and Woodward, 1874, Geol. Mag., Pec. 
II, I, p. 7. Siluric of England. 
Trimeraster Schondorf (A) 
1891 Xenaster Follmann (partim). Verh. nat. Ver. preuss. Rheinl., 
XLVIII, p. 150. 
1909 Trimeraster Schondorf, Palaeontogr., LVI, p. 68, 108. 
1914 T rimeraster Schuchert, Bull. 88, U. S. Nat. Mus. 
Genoholotype and only species: T. parvulus Schondorf. 
parvulus Schondorf 
1891 Xenaster simplex Follmann, Verh. nat. Ver. preuss. Rheinl., 
XLVIII, p. 150. 
1909 T rimeraster parvulus Schondorf, Palaeontogr., LVI, p. 68, 
108, pl. 7, f. 2; pl. 10, f. 5, 6. 
1914 Trimeraster parvulus Schuchert, Bull. 88, U. S. Nat. Mus. 
Lower Devonic (Coblenzian) of Germany. Konigstuhl, near 
Rhens. 
Trochitaster plumiformis Wright = Trichotaster plumiformis 
Uranaster Gregory (A) 
1899 Uranaster Gregory, Geol. Mag., Dec. IV, VI, p. 347. 
1910 Uranaster Schondorf, Jahrb. nass. Ver. Naturk., LXIII, p. 225. 
1914 Uranaster Schuchert, Bull. 88, U. S. Nat. Mus. 
Genoholotype: Palasterina kinahani Baily. 
kinahani (Baily) 
1879 Palasterina kinahani Baily, Mem. Geol. Surv. Irel., Expl. 
Sheets 169, 170, 180, 181, p. 58, 59, f. 6. 
1899 Uranaster kinahani Gregory, Geol. Mag., Dec. IV, VI, p. 348. 
1910 Uranaster kinahani Schondorf, Jahrb. nass. Ver. Naturk., 
LXIII, p. 225. 
1914 U ranaster kinahani Schuchert, Bull. 88, U. S. Nat. Mus. 
Upper Ordovicic (Caradoc) of Ireland. Near Ballymadder Point, 
and Bannow, Wexford. 
