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Hemichordata

(Phylum)

Overview

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Phylum of marine, worm-like, coelomate invertebrate animals, which have pharyngeal gill slits and a body divided into three regions.

Taxonomy

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The Phylum Hemichordata is a member of the Kingdom Animalia. Here is the complete "parentage" of Hemichordata:

The Phylum Hemichordata is further organized into finer groupings including:

Families

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Acanthograptidae

[more]

Anisograptidae

[more]

Atubaridae

[more]

Cephalodiscidae

[more]

Corynoididae

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Cryptograptidae

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Dendrograptidae

[more]

Dichograptidae

[more]

Dicranograptidae

[more]

Diplograptidae

[more]

Glossograptidae

[more]

Harrimaniidae

Harrimaniidae is a family of acorn worms. A taxonomic revision was undertaken in 2010 and a number of new genera and species found in the Eastern Pacific were described. [more]

Lasiograptidae

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Monograptidae

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Nemagraptidae

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Nephelograptidae

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Normalograptidae

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Protoglossidae

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Ptychoderidae

Ptychoderidae is a family of acorn worms. [more]

Retiolitidae

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Rhabdinoporidae

[more]

Rhabdopleuridae

Rhabdopleurida is one of two orders in the class Pterobranchia, which are small, worm-shaped animals. Members belong to the hemichordates. Species in this order are sessile, living in clear water and secrete tubes on the ocean floor. [more]

Saxipendiidae

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Spengelidae

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At least 21 species and subspecies belong to the Family Spengelidae.

More info about the Family Spengelidae may be found here.

Sources

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Last Revised: August 25, 2014
2014/08/25 12:32:34