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Show 236 DR. J. E. G R A Y O N ZOANTHIN*. [Feb. 14, impressed longitudinal lines on the neck, where these pits in the specimen above described. The inner coat of the body is membranaceous, with sixteen membranaceous folds, which extend to the base of the body; the lower part of the cavity is filled with vermicular cylindrical ovaries. The mouth of the outer case, which is much contracted in spirits, is furnished with a single series of short tentacles. The laminse of the stomach have a cartilaginous edge; they extend to the base of the cavity. The details of the anatomy are given in Professor Steenstrup's paper, and he shows the darting stinging threads in the skin (fig. 8). Fig. 1. Pales cliftoni. 2, 3, 4, 5. Sphenopus marsupialis. SPHENOPUS MARSUPIALIS. (Figs. 2, 3, 4, 5.) Sabella (die beutelformige Sabelle), Schroter, Einleit. Conch, p. 591. no. 19, t. 6. f. 21. Sabella marsupialis, Gmelin, S. N. 3751. Sphenopus marsupialis, Steenstrup, Oversigt Kgl. Dansk. Vidensk. Selsk. 1856, p. 37, t. 1. f. 1-8 ; M.-Edwards & Haime, Coral, i. 287. Hab. Tranquebar (Johns). The specimens here figured were collected at Pulo Faya, in the China Seas, by Capt. Perry of the ship • Richard Cobden,' who has kindly presented specimens to the British Museum and to the Free Museum at Liverpool. Var. bursiformis. The body variable in shape (figs. 2-5), more or less produced and compressed behind. LLab. Massachusetts Bay, U. S. America. B.M. 2. SIDISIA, Gray, P. Z. S. 1858, p. 582. Coral free, cylindrical, simple, or developing lateral basal buds, giving it a more or less branched form. |
