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

“Finding really good hydroid experts is very difficult,” says James Carlton, a professor of marine sciences at Williams College and the director of the Williams-Mystic Maritime Studies Program.

From New York Times • Nov. 28, 2012

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

From New York Times • Nov. 28, 2012

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

From New York Times • Nov. 28, 2012

Long ago, Trembley attempted to cause, by grafting, the union of two pieces of hydroid polyps into a single individual.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar