• initial version of a classification system of life by British zoologist Thomas Cavalier-Smith appeared in 1978. This initial system continued to be modified...
    38 KB (3,601 words) - 17:59, 11 May 2025
  • Thumbnail for Thomas Cavalier-Smith
    Rhizaria, and Excavata. He was known for his systems of classification of all organisms. Cavalier-Smith was born on 21 October 1942 in London. His parents...
    26 KB (2,708 words) - 16:12, 17 April 2025
  • trichomonads, and Trimastix (see Cavalier-Smith's system of classification). With the rejection of 'Archeozoa', the meaning of the term 'Metakaryota' became...
    8 KB (880 words) - 08:09, 24 May 2025
  • Thumbnail for Taxonomy of protists
    Thaulirens, Topsentella, Toshiba, Trichonema, Urbanella. Cavalier-Smith's system of classification Protist Protists in the fossil record The first eukaryotes...
    294 KB (24,717 words) - 13:38, 20 May 2025
  • Thumbnail for Two-empire system
    scientists, such as the late Thomas Cavalier-Smith, still hold and held to the two-empire system. The late Ernst Mayr, one of the 20th century's leading evolutionary...
    3 KB (849 words) - 00:52, 25 October 2024
  • Thumbnail for Chromista
    Chromista (category Taxa named by Thomas Cavalier-Smith)
    Haptophyta → Myzozoa Cabozoa Cavalier-Smith's system of classification List of Chromista by conservation status Cavalier-Smith, Thomas; Allsopp, M. T.; Chao...
    26 KB (2,442 words) - 13:35, 11 May 2025
  • Thumbnail for Three-domain system
    difference from earlier classifications such as the two-empire system and the five-kingdom classification is the splitting of Archaea (previously named...
    15 KB (1,630 words) - 02:01, 23 February 2025
  • Thumbnail for Kingdom (biology)
    infrakingdom, e.g., Protostomia and Deuterostomia in the classification of Cavalier-Smith. The classification of living things into animals and plants is an ancient...
    56 KB (4,609 words) - 20:54, 4 April 2025
  • Thumbnail for Marine protists
    where they are transferred to the surface of the cell. Cavalier-Smith's system of classification Cavalier-Smith T (December 1993). "Kingdom protozoa and...
    133 KB (10,590 words) - 16:49, 22 May 2025
  • Brusca, Richard C.; Cavalier-Smith, Thomas; Guiry, Michael D.; Kirk, Paul M.; Thuesen, Erik V. (2015). "A higher level classification of all living organisms"...
    68 KB (6,755 words) - 21:40, 22 May 2025
  • Thumbnail for Nucleariid
    different conflicting classifications for nucleariids remain in use depending on the authors. Cavalier-Smith maintained his system through the years, using...
    31 KB (2,905 words) - 07:06, 25 May 2025
  • Thumbnail for Phylum
    Phylum (redirect from List of animal phyla)
    Cavalier-Smith system. Protist taxonomy has long been unstable, with different approaches and definitions resulting in many competing classification schemes...
    59 KB (4,169 words) - 06:07, 23 May 2025
  • Thumbnail for Chrompodellid
    Chrompodellida by posterior studies. Between 2004 and 2017, Cavalier-Smith retained the classification scheme of Apicomonadea, from which he excluded Perkinsida,...
    18 KB (2,222 words) - 20:06, 4 May 2025
  • Thumbnail for Heterolobosea
    recently been added to Heterolobosea. Subphylum Tetramitia Cavalier-Smith 1993 em. Cavalier-Smith 2008 Class Heterolobosea Page & Blanton 1985 Order Acrasida...
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  • Thumbnail for Chromalveolata
    Chromalveolata by Cavalier-Smith. He believed them to be a monophyletic group, but this is not the case. In 2005, in a classification reflecting the consensus...
    14 KB (1,642 words) - 13:06, 19 April 2025
  • Thumbnail for Monera
    between these two groups. Cavalier-Smith has published classifications in which the archaebacteria are part of a subkingdom of the Kingdom Bacteria. Blue-green...
    22 KB (2,908 words) - 02:05, 6 May 2025
  • Neomura (category Taxa named by Thomas Cavalier-Smith)
    -murus "wall") is a proposed clade of life composed of the two domains Archaea and Eukaryota, coined by Thomas Cavalier-Smith in 2002. Its name reflects the...
    13 KB (1,444 words) - 09:36, 7 February 2025
  • Thumbnail for Euglenid
    emend. Cavalier-Smith 2016 Order Natomonadida Cavalier-Smith 2016 Suborder Metanemina Cavalier-Smith 2016 Family Neometanemidae Cavalier-Smith 2016 Suborder...
    19 KB (2,069 words) - 19:29, 23 May 2025
  • Thumbnail for Protozoa
    while applying it to differing scopes of organisms. In a series of classifications by Thomas Cavalier-Smith and collaborators since 1981, the taxon...
    52 KB (5,230 words) - 20:10, 24 May 2025
  • Thumbnail for Pelomyxa
    ancestors of Pelomyxa palustris had most probably possessed mitochondria. By the end of the decade, it was clear that all members of Cavalier-Smith's Archamoebae...
    8 KB (1,344 words) - 22:22, 4 May 2025
  • Thumbnail for Euglenozoa
    Euglenozoa (category Taxa named by Thomas Cavalier-Smith)
    classification of Euglenozoa is as described by Cavalier-Smith in 2016, modified to include the new subphylum Plicomonada according to Cavalier-Smith...
    26 KB (1,770 words) - 19:33, 23 May 2025
  • Thumbnail for Cercozoa
    Cercozoa (category Taxa named by Thomas Cavalier-Smith)
    Skiomonadea, within Reticulofilosa. The classification of Cercozoa was revised in 2018: Subphylum Reticulofilosa Cavalier-Smith 1997 Class Chlorarachnea Hibberd...
    20 KB (1,884 words) - 22:48, 23 May 2025
  • Thumbnail for Subphylum
    of infraphyla include the Mycetozoa, the Gnathostomata and the Agnatha. Hutchinson 1973. Cavalier-Smith, Thomas (2016-10-01). "Higher classification and...
    2 KB (210 words) - 04:13, 19 May 2025
  • Thierry; Brusca, Richard C.; Cavalier-Smith, Thomas; Guiry, Michael D.; Kirk, Paul M. (2015-04-29). "A Higher Level Classification of All Living Organisms"....
    7 KB (595 words) - 00:17, 5 May 2025
  • Thumbnail for Percolozoa
    Percolozoa (category Taxa named by Thomas Cavalier-Smith)
    2014. Phylum Percolozoa Cavalier-Smith 1991 Subphylum Pharyngomonada Cavalier-Smith 1991 Class Pharyngomonadea Cavalier-Smith 2008 [Macropharyngomonadidea]...
    20 KB (1,333 words) - 10:11, 25 May 2025
  • Thumbnail for Gyrista
    first described in 1998 by protistologist Thomas Cavalier-Smith in his work A revised six-kingdom system of life, originally as a superphylum containing two...
    12 KB (1,081 words) - 20:33, 23 May 2025
  • Thumbnail for Gracilicutes
    phylogenetic analysis of Hug (2016), the relationships could be the following. The following graph shows Cavalier-Smith's version of the tree of life, indicating...
    14 KB (1,329 words) - 00:17, 7 February 2025
  • Revised Classification of the Phylum Protozoa". The Journal of Protozoology. 11 (1): 7–20. doi:10.1111/j.1550-7408.1964.tb01715.x. Cavalier-Smith, T (1995)...
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  • Thumbnail for Amoebozoa
    Brusca, Richard C.; Cavalier-Smith, Thomas; Guiry, Michael D.; Kirk, Paul M. (2015-06-11). "Correction: A Higher Level Classification of All Living Organisms"...
    45 KB (4,066 words) - 12:02, 12 April 2025
  • Thumbnail for Viridiplantae
    Viridiplantae (category Taxa named by Thomas Cavalier-Smith)
    Thieme Verlag. ISBN 9783135511016. Cavalier-Smith, Tom (1981). "Eukaryote kingdoms: seven or nine?". Bio Systems. 14 (3–4): 461–481. doi:10.1016/0303-2647(81)90050-2...
    18 KB (1,331 words) - 12:03, 1 March 2025