Acorn Worm (Saccoglossus kowalevskii)

Acorn Worm

Creator: Johann Wilhelm Spengel

Licence: Public domain

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Species record

Acorn Worm

Saccoglossus kowalevskii

Explore the Acorn Worm (Saccoglossus kowalevskii) species record in The Ark Is Earth, including classification, habitat, distribution, conservation information, and sources.

Summary

The acorn worm is a burrowing marine hemichordate that lives in soft coastal sediments. It uses a muscular proboscis to move through the seafloor and gather organic material from the sediment.

Classification in this archive

Animals › Acorn worms › Acorn worms › Acorn worms › Saccoglossus

Habitat and distribution

Habitat
shallow coastal waters, muddy seafloor
Regions in this record
North America

Conservation field in this record

Not Evaluated

Did you know?

An acorn worm is named for the acorn-shaped front part of its body.

An anatomical diagram of an acorn worm (*Saccoglossus kowalevskii*), showing its body plan.

Anatomy of the acorn worm (*Saccoglossus kowalevskii*).

Creator: Christopher J. Lowe, Mark Terasaki, Michael Wu, Robert M. Freeman Jr., Linda Runft, Kristen Kwan, Saori Haigo, Jochanan Aronowicz, Eric Lander, Chris Gruber, Mark Smith, Marc Kirschner, and John Gerhart

Licence: CC BY 2.5

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Sources and attribution