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Acrasidae information


Acrasid slime molds
Acrasis rosea
Scientific classification Edit this classification
Domain: Eukaryota
Clade: Discoba
Superphylum: Discicristata
Phylum: Percolozoa
Class: Heterolobosea
Order: Acrasida
Family: Acrasidae
van Tieghem 1880 ex Hartog 1906
Genera
  • Acrasis van Tieghem 1880
  • Pocheina Loeblich & Tappan 1961
Synonyms
  • Acrasiaceae Poche 1913 em. Olive 1970
  • Guttulinaceae Zopf 1885 ex Berlese 1888 nom. rej.
  • Guttulininae Doflein & Reichenow 1952
  • Pocheinaceae Loeblich & Tappan 1961 nom. cons.
Acrasis rosea amoebae and spores under microscope

The family Acrasidae (ICZN, or Acrasiomycota, ICBN) is a family[1] of slime molds which belongs to the excavate group Percolozoa. The name element acrasio- comes from the Greek akrasia, meaning "acting against one's judgement". This group consists of cellular slime molds.

The terms "Acrasiomycota" or "Acrasiomycetes" have been used when the group was classified as a fungus ("-mycota"). In some classifications, Dictyostelium was placed in Acrasiomycetes, an artificial group of cellular slime molds, which was characterized by the aggregation of individual amoebae into a multicellular fruiting body, making it an important factor that related the acrasids to the dictyostelids.[2]

Each cell keeps its individuality even when it forms a stalk and fruiting body to reproduce.[3] Slime molds were originally thought to be in a monophyletic group Mycetozoa, with little distinction between Acrasis and Dictyostelids, however scientists uncovered that they were distinct groups, and eventually that Acrasis was incredibly distant on the tree of life. Instead, it is found in Heterolobosia with Naegleria, away from other myxamoeba.[4]

  1. ^ Roger AJ, Smith MW, Doolittle RF, Doolittle WF (1996). "Evidence for the Heterolobosea from phylogenetic analysis of genes encoding glyceraldehyde-3-phosphate dehydrogenase". J. Eukaryot. Microbiol. 43 (6): 475–85. doi:10.1111/j.1550-7408.1996.tb04507.x. PMID 8976605.
  2. ^ Cavender J.C.; Spiegl F.; Swanson A. (2002). "Taxonomy, slime molds, and the questions we ask". The Mycological Society of America. 94 (6): 968–979. PMID 21156570.
  3. ^ Brown, M. W.; Silberman; Spiegel (2010). "A Morphologically Simple Species of Acrasis (Heterolobosea, Excavata), Acrasis helenhemmesae n. sp". Journal of Eukaryotic Microbiology. 57 (4): 346–353. doi:10.1111/j.1550-7408.2010.00481.x. PMID 20497285.
  4. ^ Brown, M. W.; Kolisko, M.; Silberman, J. D.; Roger, A. J. (2012). "Aggregative Multicellularity Evolved Independently in the Eukaryotic Supergroup Rhizaria". Current Biology. 22 (12): 1123–1127. Bibcode:2012CBio...22.1123B. doi:10.1016/j.cub.2012.04.021. PMID 22608512.

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Acrasidae

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The family Acrasidae (ICZN, or Acrasiomycota, ICBN) is a family of slime molds which belongs to the excavate group Percolozoa. The name element acrasio-...

Word Count : 1016

Percolozoa

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Schizopyrenida Family Vahlkampfiidae Family Gruberellidae Order Acrasida Family Acrasidae Pleurostomum flabellatum has recently been added to Heterolobosea. Based...

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Excavata

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genetic evidence (primarily phylogenetic trees of molecular sequences). The Acrasidae slime molds are the only excavates to exhibit limited multicellularity...

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Giardia

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1577

Dientamoeba fragilis

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Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1302

Trichomonas

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Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

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Slime mold

Last Update:

Spiegel, Frederick W. (2012). "A contemporary evaluation of the acrasids (Acrasidae, Heterolobosea, Excavata)". European Journal of Protistology. 48 (2)....

Word Count : 5526

Trypanosoma

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Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

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Fonticula

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to not have a close relationship with either the Dictyosteliida or the Acrasidae, the two well-established groups of cellular slime molds. In 1979, Fonticula...

Word Count : 1913

Parabasalid

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 657

Metamonad

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1188

Diplomonad

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 652

Amoeba

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 3651

Kinetoplastida

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1306

Euglena

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 3045

Acrasis rosea

Last Update:

Frederick W. (May 2012). "A contemporary evaluation of the acrasids (Acrasidae, Heterolobosea, Excavata)". European Journal of Protistology. 48 (2):...

Word Count : 159

Hexamita

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 211

Anaeramoeba

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 298

Naegleria

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 2021

Euglenid

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 2023

Leishmania

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Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 6163

Malawimonad

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 552

Trypanosomatida

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 2617

List of examples of convergent evolution

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Labyrinthulomycetes (Stramenopiles), Phytomyxea and Guttulinopsis vulgaris (Rhizaria), Acrasidae (Excavata), Fonticula alba (Opisthokonta), and Myxobacteria (Bacteria)...

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Gefionella

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 252

Peranema

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1613

Euglenozoa

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 1734

Trichozoa

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 126

Chilomastix mesnili

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 276

Trichomonadida

Last Update:

Paravahlkampfiidae Plaesiobystridae Psalteriomonadidae Heterolobosea Acrasida Acrasidae Naegleriida Tulamoebidae Naegleriidae Tetramitida Vahlkampfiidae Creneida...

Word Count : 254

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