Microhypsibiidae

Microhypsibiidae
Scientific classification
Kingdom:	Animalia
Phylum:	Tardigrades
Class:	Eutardigrada
Order:	Parachaela
Family:	Microhypsibiidae Pilato, 1998
Genera
see text

Microhypsibiidae is a family of water bear or moss piglet, a tardigrade in the class Eutardigrada. It contains the following species in two genera

Fractonotus
- Fractonotus caelatus (Marcus 1928)
Microhypsibius
- Microhypsibius bertolanii Kristensen, 1982
- Microhypsibius japonicus Ito, 1991
- Microhypsibius minimus Kristensen, 1982
- Microhypsibius truncatus Thulin, 1928

References

External links

Extant phyla of kingdom Animalia

Domain

Archaea

Bacteria

Eukaryota

(Supergroup

Plant

Hacrobia

Heterokont

Alveolata

Rhizaria

Excavata

Amoebozoa

Opisthokonta

Animal

Fungi)

P
l
a
n
u
l
o
z
o
a

Cnidaria (corals, anemones, hydrozoans, jellyfish, myxozoans)

B
i
l
a
t
e
r
i
a

Xenacoelomorpha	Xenoturbellida (Xenoturbella) Acoelomorpha (acoels, nemertodermatids)

N
e
p
h
r
o
z
o
a

Deuterostomia

Chordata (lancelets, tunicates, craniates)

Ambulacraria	Hemichordata (acorn worms, pterobranchs) Echinodermata (starfish, sea urchins and relatives)

P
r
o
t
o
s
t
o
m
i
a

basal / incertae sedis	Chaetognatha (arrow worms)

Ecdysozoa
(molting animals)

Scalidophora	Kinorhyncha (mud dragons) Priapulida (penis worms) Loricifera

Nematoida	Nematomorpha (horsehair worms) Nematoda (roundworms)

Panarthropoda	Tardigrada (waterbears) Onychophora (velvet worms) Arthropoda (arthropods)

Spiralia

Gnathifera

Platytrochozoa

Rouphozoa

Lophotrochozoa

Orthonectida² Dicyemida (Rhombozoa)² Mollusca (molluscs) Nemertea (ribbon worms) Annelida (ringed worms)

Lophophorata	Brachiopoda (lamp shells) Phoronida (horseshoe worms) Bryozoa (Ectoprocta) (moss animals)

Clade	Cycliophora (Symbion) Entoprocta (Kamptozoa)

Dubious	Monoblastozoa (Salinella)

Obsolete	Pentastomida (tongue worms) (in Arthropoda) Sipuncula (peanut worms) (in Annelida) Echiura (spoon worms) (in Annelida) Pogonophora (giant tube worms) (in Annelida) Vestimentifera (in Annelida) Myxozoa (in Cnidaria) Molluscoida (polyphyletic) Aschelminthes (polyphyletic) Gephyrea (polyphyletic) Coelenterata (polyphyletic) Annulata (polyphyletic)

¹Rotifera (paraphyletic phylum) and Acanthocephala (monophyletic phylum) comprise clade Syndermata

²Mesozoans

Extremophiles

Types

Notable
extremophiles

Bacteria	Chloroflexus aurantiacus Deinococcus radiodurans Deinococcus–Thermus Snottite Thermus aquaticus Thermus thermophilus Spirochaeta americana GFAJ-1

Archaea	Pyrococcus furiosus Strain 121 Pyrolobus fumarii

Eukaryota	Cyanidioschyzon merolae Galdieria sulphuraria Paralvinella sulfincola Halicephalobus mephisto Pompeii worm Tardigrada

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