hydroid

Example Sentences

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An example is the colonial hydroid called an Obelia. The sessile polyp form has, in fact, two types of polyps, shown in Figure 3.

From Textbooks • Jan. 1, 2015

There are significantly more crab experts, for instance, than hydroid experts.

From New York Times • Nov. 28, 2012

But because there are so few hydroid experts, our understanding of these species is staggeringly incomplete.

From New York Times • Nov. 28, 2012

In other hydroid species, the medusa dies after it spawns.

From New York Times • Nov. 28, 2012

It may, as Dr. Haast supposes, be a ground feeder, existing on the smaller hydroid zoophytes, otherwise it must, I think, turn on its side in seizing its prey.

From Natural History of the Mammalia of India and Ceylon by Sterndale, Robert Armitage