Astropectenn Aurantiacus Small 320×196 Medium 640×391 Large 1024×626 Download Tiff Original 2400×1467 | (570.3 KB) Description "Section of ray of Astropecten aurantiacus. a, vertebral ossicles; b, adambulacral ossicles; c, d, marginal ossicles; e, paxillae." — Encyclopedia Britannica, 1893 Keywords Adambulacral, Astropectenn, Aurantiacus, Ossicles, sea star, star Galleries Sea Urchins and Sea Stars Source: The Encyclopedia Britannica, New Warner Edition (New York, NY: The Werner Company, 1893)