"Antambulacral surface of Asterias rubens. a, madreporite; a', the same magnified; b, anus." — Encyclopedia Britannica, 1893

Asterius Rubens

"Antambulacral surface of Asterias rubens. a, madreporite; a', the same magnified; b, anus." —…

Sea-stars are Echinoderms. The order Ophiuroides is closely related to starfishes. The arms of sea stars however, differ from those of starfishes in not containing any prolongations from the stomach.

Sea-star

Sea-stars are Echinoderms. The order Ophiuroides is closely related to starfishes. The arms of sea stars…

" The most singular of all the star fishes is the splendid Astrophyton. Its center is not unlike the gorgeous appearance of a Chinese wheel, but what a curious tie of twisting and twining tentacles." -Lupton

Singular Star Fish

" The most singular of all the star fishes is the splendid Astrophyton. Its center is not unlike the…