. Sea-shore life; the invertebrates of the New York coast. Marine animals. STARFISHES, URCHINS AND SEA-CUCUMBERS 55 The Mud Starfish, fCtcnodiseus a-ispatus, Fig. 27), is abund- ant upon muddy bottoms at depths greater than 100 feet from Cape Cod to the Arctic Ocean, The upper surface is covered with a flexible skin beset with numerous regularly arranged granulations. The sides of the arms are straight and vertical, giving the starfish the appearance of a five-rayed cake cut out of a thick sheet of dough. At the centre of the upper surface of the disk there is a pro- jecting papilla. In this c
. Sea-shore life; the invertebrates of the New York coast. Marine animals. STARFISHES, URCHINS AND SEA-CUCUMBERS 55 The Mud Starfish, fCtcnodiseus a-ispatus, Fig. 27), is abund- ant upon muddy bottoms at depths greater than 100 feet from Cape Cod to the Arctic Ocean, The upper surface is covered with a flexible skin beset with numerous regularly arranged granulations. The sides of the arms are straight and vertical, giving the starfish the appearance of a five-rayed cake cut out of a thick sheet of dough. At the centre of the upper surface of the disk there is a pro- jecting papilla. In this connection it is interesting to observe that starfishes are proliably descended from forms which were attached to the bottom by means of a stalk that extended downward from the middle of the aboral side, and it is possiljle that the little blunt. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Mayor, Alfred Goldsborough, 1868-1922. New York, A. S. Barnes
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