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Beginning
1
Natural History
2
Taxonomy
3
Anatomy
4
The Fossil Record
5
Quiz
6
References
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Animal Phyla/Placozoa
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From Wikiversity
<
Animal Phyla
(Redirected from
Placozoa
)
Trichoplax adhaerens
, the sole species within the Phylum Placozoa.
Placozoa
Name Meaning: Plate animals
English Common Name: none
Major distinguishing characteristics:
Approximate number of species described: 1
Natural History
[
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|
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]
Taxonomy
[
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]
Anatomy
[
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]
The Fossil Record
[
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]
Quiz
[
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Placozoa Quiz
References
[
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]
Placozoa
at Wikipedia
Placozoa
at Tree of Life
Placozoa
at Encyclopedia of Life
v
t
e
Extant
phyla
of the
animal kingdom
by
subkingdom
Parazoa
Sponges
(
Calcarea
,
Demospongiae
,
Hexactinellida
)
·
Placozoa
(
Trichoplax
)
Mesozoa
Orthonectida
·
Rhombozoa
Eumetazoa
Radiata
Ctenophora
·
Cnidaria
(
Anthozoa
,
Hydrozoa
,
Scyphozoa
,
Cubozoa
,
Staurozoa
,
Myxozoa
)
Bilateria
Protostomia
Ecdysozoa
Cycloneuralia
:
Scalidophora
(
Kinorhyncha
,
Loricifera
,
Priapulida
)
·
Nematoida
(
Nematoda
,
Nematomorpha
)
Panarthropoda
:
Onychophora
·
Tardigrada
·
Arthropoda
Spiralia
Platyzoa
Platyhelminthes
·
Gastrotricha
Gnathifera
:
Rotifera
·
Acanthocephala
·
Gnathostomulida
·
Micrognathozoa
·
Cycliophora
Lophotrochozoa
Trochozoa
(
Sipuncula
,
Nemertea
,
Mollusca
,
Annelida
)
Lophophorata
(
Bryozoa
,
Entoprocta
,
Phoronida
,
Brachiopoda
)
Deuterostomia
Ambulacraria
Hemichordata
·
Echinodermata
·
Xenoturbellida
Chordata
Craniata
(
Vertebrata
,
Myxini
)
·
Cephalochordata
·
Tunicata
Basal/disputed
Acoelomorpha
(
Acoela
,
Nemertodermatida
)
·
Chaetognatha
Categories
:
Animals
Biology
Taxonomy
Zoology