[282]

Trans. Micr. Soc. (n.s.) i. 1853, p. 18 (read Dec. 31, 1851): "We may say, therefore, that the Rotifera are organized upon the plan of an Annelid larva.... I do not hesitate to draw the conclusion ... that the Rotifera are the permanent forms of Echinoderm larvae, and hold the same relation to the Echinoderms that the Hydriform Polypi hold to the Medusae, or that Appendicularia holds to the Ascidians."

[283]

Quart. Journ. Micr. Sci. (n.s.) vol. xvii. 1877, p. 399.

[284]

Ibid. (n.s.) vol. xx. 1880, p. 381.

[285]

Arb. Z. Inst. Wien, vols. i. iii. v. 1878-84; Lehrbuch der Zoologie, part iii. 1891.

[286]

Zeitschr. wiss. Zool. vol. xliv. 1886, p. 1.