Cryptozonate Asterid Small 320×320 Medium 640×639 Large 1024×1023 Download Tiff Original 2400×2397 | (2.5 MB) Description An illustration of a cryptozonate asterid. Keywords Cryptozonate Asterid Galleries Sea Urchins and Sea Stars Source: Encyclopaedia Britannica (11th ed., vol. 8) (New York, NY: The Encyclopaedia Britannica Company, 1910) Courtesy the private collection of Roy Winkelman
