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Brissopsis lyrifera

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description Brissopsis lyrifera Overview

Brissopsis lyrifera is a species of heart urchin, an infaunal marine invertebrate belonging to the family Brissidae. It inhabits the deeper waters of the North Atlantic Ocean and the Mediterranean Sea, where it actively burrows into soft sediment environments. The urchin is distinguishable by its elongated, somewhat lyre-shaped test, or shell, which is covered in dense, fine spines that aid in its subterranean lifestyle. As a deposit feeder, it consumes organic matter found within the seabed substrate.

help Brissopsis lyrifera FAQ

What kind of animal is Brissopsis lyrifera?

Brissopsis lyrifera is a heart urchin, a marine invertebrate in the family Brissidae. It is related to sea urchins but has a flattened, heart-shaped body form.

Where does Brissopsis lyrifera live?

The species inhabits deeper waters of the North Atlantic Ocean and the Mediterranean Sea. It is associated with soft seafloor sediments.

Does Brissopsis lyrifera burrow?

Yes, it is an infaunal species that actively burrows into soft sediment. This keeps much of the animal below the seafloor rather than exposed on top of it.

Why is Brissopsis lyrifera called a heart urchin?

It belongs to the group commonly called heart urchins because of its heart-like body shape. Unlike a typical round sea urchin, Brissopsis lyrifera is adapted for life within sediment.

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