Carboniferous and Carbopermian.—De Koninck, L. G. Mem. Geol. Surv. New South Wales, Pal. No. 6, 1898, pp. 121-126. Etheridge, R. jnr., in Geol. and Pal. Queensland, 1892, pp. 207-219. Idem, Mem. Geol. Surv. New South Wales, Pal. No. 5, 1892, pp. 75-119.
Cretaceous.—Moore, C. Quart. Journ. Geol. Soc., vol. XXVI. 1870, p. 243. Etheridge, R. jnr., in Geol. and Pal. Queensland, 1892, p. 439 (Isocrinus).
Cainozoic.—Hutton, F. W. Cat. Tert. Moll. and Ech. of New Zealand, 1873, p. 38.
BLASTOIDS.
Carbopermian.—Etheridge, R. jnr., in Geol. and Pal. Queensland, 1892, pp. 210-213. Taylor, T. G. Proc. Linn. Soc. New South Wales, 1908, pp. 54-59 (? Metablastus).
STARFISHES.
Silurian.—McCoy, F. Prod. Pal. Vict., Dec. I., 1874, pp. 41-43. Etheridge, R. jnr. Rec. Austr. Mus., vol. I., No. 10, 1891, pp. 199, 200.
Carboniferous and Carbopermian.—Etheridge, R. jnr. Mem. Geol. Surv. New South Wales, Pal. No. 5, pt. 2, 1892, pp. 70-75. De Koninck, L. G. Ibid., Pal. No. 6, 1898, p. 127.
Cainozoic.—Hall, T. S. Proc. R. Soc., Vict., vol. XV. (N.S.), pt. I. 1902, pp. 81, 82 (Pentagonaster). Hutton, F. W. Cat. Tert. Moll, and Ech. New Zealand, 1873, p. 38.