Sea cucumber Small 222×320 Medium 443×640 Large 709×1024 Download Tiff Original 2628×3796 | (9.5 MB) Description Sea cucumber dissected to show alimentary canal. Keywords Echinoderm, sea cucumber, sea star, sea urchin Galleries Sea Cucumbers Source: David Starr Jordan and Vernon Kellogg,Animal Life: A First Book of Zoology(New York:D. Appleton and Company, 1912) 70
