Plate, dorsal aspect of pseudoembryo by [Edwin M Williams] Figure 9 from plate XXIV showing the dorsal view of the pseudoembryo of the Antedon rosaceus shortly before the disappearance of the ciliated bands. Subject: Oceanography Published in Philosophical Transactions as 'On the embryogeny of Antedon rosaceus, Linck (Comatula rosacea of Lamarck)'. Communicated by Thomas Henry Huxley. Received by the Royal Society on 29 December 1862. Read 5 February 1863. December 1862