Ludwig, H. (1905). Asteroidea. <em>Memoirs of the Museum of Comparative Zoology at Harvard.</em> 32: vii-xii, 1-292+ plates., available online athttp://biodiversitylibrary.org/page/28866803 page(s): 249 [details]
original descriptionLudwig, H. (1905). Asteroidea. <em>Memoirs of the Museum of Comparative Zoology at Harvard.</em> 32: vii-xii, 1-292+ plates., available online athttp://biodiversitylibrary.org/page/28866803 page(s): 249 [details]