He finds no obvious utility in the mode in which bryozoa have deposited calcium carbonate in a variety of artistic forms, and he regards such deposition, even in molluscs, as a mode of getting rid ...

Flustrina is a suborder under the order Cheilostomata of gymnolaematan Bryozoa (sea mats). The structure of the individual zooids is generally simple, a box-like chamber of calcium carbonate ...

Urchins on the Pacific seafloor, including purple sea urchins, are important prey for sea otters and sea stars. Pacific purple sea urchins are also eaten by humans. The meat inside, known as “uni” in ...

The bright white one on the left is the moss animal Bicrisia edwardsiana (phylum Bryozoa) and the yellow one on the right is the nodding animal Barentsia discreta (phylum Entoprocta). Both species are ...