Thomas Cavalier-Smith

Summary

Affiliation: University of Oxford
Country: UK

Publications

  1. doi request reprint Ultrastructure of Allapsa vibrans and the body plan of Glissomonadida (Cercozoa)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Protist 163:165-87. 2012
  2. doi request reprint Phylogeny of Heterokonta: Incisomonas marina, a uniciliate gliding opalozoan related to Solenicola (Nanomonadea), and evidence that Actinophryida evolved from raphidophytes
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX13PS, UK
    Eur J Protistol 49:328-53. 2013
  3. doi request reprint Predation and eukaryote cell origins: a coevolutionary perspective
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Int J Biochem Cell Biol 41:307-22. 2009
  4. pmc Origin of mitochondria by intracellular enslavement of a photosynthetic purple bacterium
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Proc Biol Sci 273:1943-52. 2006
  5. pmc The tiny enslaved genome of a rhizarian alga
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    Proc Natl Acad Sci U S A 103:9379-80. 2006
  6. pmc Cell evolution and Earth history: stasis and revolution
    Thomas Cavalier-Smith
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, UK
    Philos Trans R Soc Lond B Biol Sci 361:969-1006. 2006
  7. pmc Introduction: How and when did microbes change the world?
    Thomas Cavalier-Smith
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, UK
    Philos Trans R Soc Lond B Biol Sci 361:845-50. 2006
  8. ncbi request reprint Phylogeny and megasystematics of phagotrophic heterokonts (kingdom Chromista)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    J Mol Evol 62:388-420. 2006
  9. ncbi request reprint Molecular phylogeny, scale evolution and taxonomy of centrohelid heliozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Mol Phylogenet Evol 44:1186-203. 2007
  10. doi request reprint Planomonadida ord. nov. (Apusozoa): ultrastructural affinity with Micronuclearia podoventralis and deep divergences within Planomonas gen. nov
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 159:535-62. 2008

Detail Information

Publications65

  1. doi request reprint Ultrastructure of Allapsa vibrans and the body plan of Glissomonadida (Cercozoa)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Protist 163:165-87. 2012
    ..We discuss glissomonad radiation into families Sandonidae, Proleptomonadidae, Dujardinidae, Bodomorphidae and Allapsidae, establishing Aurigamonadidae fam. n. for the amoeboflagellate pansomonad Aurigamonas...
  2. doi request reprint Phylogeny of Heterokonta: Incisomonas marina, a uniciliate gliding opalozoan related to Solenicola (Nanomonadea), and evidence that Actinophryida evolved from raphidophytes
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX13PS, UK
    Eur J Protistol 49:328-53. 2013
    ..n. for Rigidomastix devoratum, revise the genus Rigidomastix, transfer Clautriavia parva to Kiitoksia. We make 17 new familes (13 heterokont (three algal), two cercozoan, two amoebozoan)...
  3. doi request reprint Predation and eukaryote cell origins: a coevolutionary perspective
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Int J Biochem Cell Biol 41:307-22. 2009
    ....
  4. pmc Origin of mitochondria by intracellular enslavement of a photosynthetic purple bacterium
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Proc Biol Sci 273:1943-52. 2006
    ..Massive gene transfer to the nucleus inevitably occurred by mutation pressure. Finally, pressure from harmful, non-selected gene transfer to the nucleus probably caused evolution of the presequence mechanism, and photosynthesis was lost...
  5. pmc The tiny enslaved genome of a rhizarian alga
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    Proc Natl Acad Sci U S A 103:9379-80. 2006
  6. pmc Cell evolution and Earth history: stasis and revolution
    Thomas Cavalier-Smith
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, UK
    Philos Trans R Soc Lond B Biol Sci 361:969-1006. 2006
    ..They yielded organisms that are a mosaic of extremely conservative and radically novel features, as characterized by De Beer's phrase 'mosaic evolution'. Evolution is not evenly paced and there are no real molecular clocks...
  7. pmc Introduction: How and when did microbes change the world?
    Thomas Cavalier-Smith
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, UK
    Philos Trans R Soc Lond B Biol Sci 361:845-50. 2006
  8. ncbi request reprint Phylogeny and megasystematics of phagotrophic heterokonts (kingdom Chromista)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    J Mol Evol 62:388-420. 2006
    ..Two GenBank 'opalinid' sequences are fungal; Pseudopirsonia is cercozoan; two previous GenBank 'Caecitellus' sequences are Adriamonas...
  9. ncbi request reprint Molecular phylogeny, scale evolution and taxonomy of centrohelid heliozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Mol Phylogenet Evol 44:1186-203. 2007
    ..Most clades are exclusively freshwater or exclusively marine; evolutionary transitions between these habitats have been rare...
  10. doi request reprint Planomonadida ord. nov. (Apusozoa): ultrastructural affinity with Micronuclearia podoventralis and deep divergences within Planomonas gen. nov
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 159:535-62. 2008
    ..micra, Micronuclearia, Amastigmonas marina. All were analysed phylogenetically; the Planomonas clade is ancient, diverse and robust: it sometimes groups weakly as sister to Micronuclearia...
  11. doi request reprint The zooflagellates Stephanopogon and Percolomonas are a clade (class Percolatea: Phylum Percolozoa)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, United Kingdom
    J Eukaryot Microbiol 55:501-9. 2008
    ..We discuss evolution of the percolozoan cytoskeleton and different body forms...
  12. ncbi request reprint Megaphylogeny, cell body plans, adaptive zones: causes and timing of eukaryote basal radiations
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    J Eukaryot Microbiol 56:26-33. 2009
    ..New subphyla are established for Choanozoa and Loukozoa; Amoebozoa are divided into three revised subphyla, with Variosea transferred into Conosa...
  13. ncbi request reprint Helkesimastix marina n. sp. (Cercozoa: Sainouroidea superfam. n.) a gliding zooflagellate of novel ultrastructure and unusual ciliary behaviour
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 160:452-79. 2009
    ..Bacteria are digested posteriorly in association with numerous mitochondria with flat cristae...
  14. pmc Deep phylogeny, ancestral groups and the four ages of life
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, Oxford, UK
    Philos Trans R Soc Lond B Biol Sci 365:111-32. 2010
    ..Accidents and organizational constraints are as important as adaptiveness in body plan evolution...
  15. pmc Kingdoms Protozoa and Chromista and the eozoan root of the eukaryotic tree
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Biol Lett 6:342-5. 2010
    ..Clarifying early eukaryote evolution requires intensive study of properties distinguishing Euglenozoa from neokaryotes and Eozoa from neozoa (eukaryotes except Eozoa; ancestrally defined by haem lyase)...
  16. pmc Origin of the cell nucleus, mitosis and sex: roles of intracellular coevolution
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX13PS, UK
    Biol Direct 5:7. 2010
    ..Discussions on the origin of sex typically overlook its association with protozoan entry into dormant walled cysts and the likely simultaneous coevolutionary, not sequential, origin of mitosis and meiosis...
  17. doi request reprint Phylogeny and evolution of apusomonadida (protozoa: apusozoa): new genera and species
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 161:549-76. 2010
    ..oxoniensis, Multimonas, and Podomonas all branch deeply but unstably. Apusomonadida and Planomonas are weakly sister to opisthokonts...
  18. ncbi request reprint Economy, speed and size matter: evolutionary forces driving nuclear genome miniaturization and expansion
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Ann Bot 95:147-75. 2005
    ....
  19. ncbi request reprint Phylogeny and classification of phylum Cercozoa (Protozoa)
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 154:341-58. 2003
    ..g. Massisteria, Gymnophrys, a Dimorpha-like protozoan). Cercozoa, now with nine classes and 17 orders (four new), will probably include many, possibly most, other filose and reticulose amoebae and zooflagellates not yet assigned to phyla...
  20. pmc Genomic reduction and evolution of novel genetic membranes and protein-targeting machinery in eukaryote-eukaryote chimaeras (meta-algae)
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Philos Trans R Soc Lond B Biol Sci 358:109-33; discussion 133-4. 2003
    ....
  21. ncbi request reprint Molecular phylogeny of centrohelid heliozoa, a novel lineage of bikont eukaryotes that arose by ciliary loss
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    J Mol Evol 56:387-96. 2003
    ..The centroplast that nucleates their axonemal microtubules is therefore almost certainly homologous with the centrosome of ciliated eukaryotes and should simply be called a centrosome...
  22. ncbi request reprint Phylogeny of choanozoa, apusozoa, and other protozoa and early eukaryote megaevolution
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, United Kingdom
    J Mol Evol 56:540-63. 2003
    ....
  23. ncbi request reprint Origins of the machinery of recombination and sex
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Heredity (Edinb) 88:125-41. 2002
    ....
  24. ncbi request reprint The phagotrophic origin of eukaryotes and phylogenetic classification of Protozoa
    T Cavalier-Smith
    Department of Zoology, University of Oxford, UK
    Int J Syst Evol Microbiol 52:297-354. 2002
    ....
  25. ncbi request reprint The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification
    T Cavalier-Smith
    Department of Zoology, University of Oxford, UK
    Int J Syst Evol Microbiol 52:7-76. 2002
    ..The negibacterial outer membrane was lost once only in the history of life, when Posibacteria arose about 2800 My ago after their ancestors diverged from Cyanobacteria...
  26. pmc Only six kingdoms of life
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Proc Biol Sci 271:1251-62. 2004
    ..However, immense lower-level diversity remains to be mapped, as does the root of the tree of life...
  27. ncbi request reprint Membrane heredity and early chloroplast evolution
    T Cavalier-Smith
    Dept of Zoology, University of Oxford, UK
    Trends Plant Sci 5:174-82. 2000
    ..Conservatism and innovation during early plastid diversification are discussed...
  28. ncbi request reprint Obcells as proto-organisms: membrane heredity, lithophosphorylation, and the origins of the genetic code, the first cells, and photosynthesis
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, United Kingdom
    J Mol Evol 53:555-95. 2001
    ..Signal recognition particles, chaperones, compartmented proteases, and peptidoglycan arose prior to the last common ancestor of life, a complex autotrophic, anaerobic green bacterium...
  29. ncbi request reprint Chloroplast evolution: secondary symbiogenesis and multiple losses
    T Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, OX1 3PS, Oxford, UK
    Curr Biol 12:R62-4. 2002
    ..Chloroplasts originated from cyanobacteria only once, but have been laterally transferred to other lineages by symbiogenetic cell mergers. Such secondary symbiogenesis is rarer and chloroplast losses commoner than often assumed...
  30. doi request reprint Paracercomonas kinetid ultrastructure, origins of the body plan of Cercomonadida, and cytoskeleton evolution in Cercozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Protist 163:47-75. 2012
    ....
  31. ncbi request reprint Phylogeny and classification of Cercomonadida (Protozoa, Cercozoa): Cercomonas, Eocercomonas, Paracercomonas, and Cavernomonas gen. nov
    David Bass
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 160:483-521. 2009
    ..We also describe Agitata tremulans gen. et sp. nov., previously misidentified as Cercobodo (=Dimastigamoeba) agilis Moroff...
  32. ncbi request reprint Rooting the eukaryote tree by using a derived gene fusion
    Alexandra Stechmann
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Science 297:89-91. 2002
    ..The root lies between bikonts and opisthokonts (animals, Fungi, Choanozoa). Amoebozoa either diverged even earlier or are sister of bikonts or (less likely) opisthokonts...
  33. ncbi request reprint Phylum-specific environmental DNA analysis reveals remarkably high global biodiversity of Cercozoa (Protozoa)
    David Bass
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Int J Syst Evol Microbiol 54:2393-404. 2004
    ..Although Metromonas groups with weak to moderate support with Chlorarachnea, it is here placed in superclass Monadofilosa, to which it is morphologically more similar...
  34. pmc DNA evidence for global dispersal and probable endemicity of protozoa
    David Bass
    Department of Zoology, The University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    BMC Evol Biol 7:162. 2007
    ..However, morphology and most previously used evolutionary markers evolve too slowly to test this important hypothesis adequately...
  35. doi request reprint Deep phylogeny and evolution of slime moulds (mycetozoa)
    Anna Maria Fiore-Donno
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, UK
    Protist 161:55-70. 2010
    ..Thus protostelids and Variosea are especially significant for understanding the evolutionary transition from solitary amoebae to macromycetozoa...
  36. doi request reprint Phylogeny of novel naked Filose and Reticulose Cercozoa: Granofilosea cl. n. and Proteomyxidea revised
    David Bass
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 160:75-109. 2009
    ..Biomyxidae and Rhizoplasmidae fam. n. remain incertae sedis within Proteomyxidea. Gymnophrydium and Borkovia are revised. The reticulose Corallomyxa are unlike Filoreta and possibly Amoebozoa, not Cercozoa...
  37. doi request reprint Invalidation of Hyperamoeba by transferring its species to other genera of Myxogastria
    Anna Maria Fiore-Donno
    Zoology Department, University of Oxford, South Parks Road, OX13PS Oxford, United Kingdom
    J Eukaryot Microbiol 57:189-96. 2010
    ..We discuss the implications for the ecology and evolution of Myxogastria, whose amoeboflagellates are more widespread than previous inventories supposed, being now found in freshwater and even marine environments...
  38. ncbi request reprint Polyubiquitin insertions and the phylogeny of Cercozoa and Rhizaria
    David Bass
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 156:149-61. 2005
    ..e. that the second insertion took place earlier, in the ancestral filosan, and was followed by three independent reversions to a single amino acid in Chlorarachnea, Metopion and Cercobodo...
  39. ncbi request reprint Ribosomal RNA phylogeny of bodonid and diplonemid flagellates and the evolution of euglenozoa
    Sophie von der Heyden
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    J Eukaryot Microbiol 51:402-16. 2004
    ..Our analysis supports three phagotrophic euglenoid orders: Petalomonadida (holophyletic), Ploeotiida (probably holophyletic), Peranemida (paraphyletic)...
  40. doi request reprint Morphology and phylogeny of Sainouron acronematica sp. n. and the ultrastructural unity of Cercozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 159:591-620. 2008
    ..Ciliary transition region proximal hub-lattices (postulated to contain centrin) and distal nonagonal fibres are cercozoan synapomorphies, found with slight structural variation in all flagellate Cercozoa, but not in outgroups...
  41. ncbi request reprint Myosin domain evolution and the primary divergence of eukaryotes
    Thomas A Richards
    Department of Zoology, The Natural History Museum, Cromwell Road, London SW7 5BD, UK
    Nature 436:1113-8. 2005
    ..We conclude that the eukaryotic cenancestor (last common ancestor) had a cilium, mitochondria, pseudopodia, and myosins with three contrasting domain combinations and putative functions...
  42. doi request reprint Phylogeny, taxonomy, and astounding genetic diversity of glissomonadida ord. nov., the dominant gliding zooflagellates in soil (Protozoa: Cercozoa)
    Alexis T Howe
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 160:159-89. 2009
    ....
  43. ncbi request reprint Semimorula liquescens is a modified echinostelid myxomycete (Mycetozoa)
    Anna Maria Fiore-Donno
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, United Kingdom
    Mycologia 101:773-6. 2009
    ..Semimorula liquescens therefore might be a useful negative model to search for genes inducing stalk formation during sporulation...
  44. pmc Two-gene phylogeny of bright-spored Myxomycetes (slime moulds, superorder Lucisporidia)
    Anna Maria Fiore-Donno
    Zoology Department, University of Oxford, Oxford, United Kingdom
    PLoS ONE 8:e62586. 2013
    ..Our study fills a gap in the phylogeny of Amoebozoa and provides an extensive SSU rRNA sequence reference database for environmental sampling and barcoding. We report a new group I intron insertion site for Myxomycetes in one Licea...
  45. doi request reprint Phylogeny and evolution of Planomonadida (Sulcozoa): eight new species and new genera Fabomonas and Nutomonas
    Edvard Glücksman
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Eur J Protistol 49:179-200. 2013
    ..Ancyromonas indica, atlantica, and kenti are genetically more distinct from Ancyromonas sigmoides (=Planomonas mylnikovi). The first soil planomonad (new Nutomonas limna subspecies) was isolated...
  46. doi request reprint Novel cultured protists identify deep-branching environmental DNA clades of cercozoa: New Genera Tremula, Micrometopion, Minimassisteria, Nudifila, Peregrinia
    Alexis T Howe
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Protist 162:332-72. 2011
    ..Internal hollow silica skeletons evolved twice in Thecofilosea (Ebriida, Phaeodaria) or were multiply lost. Protaspa replaces preoccupied 'Protaspis'...
  47. doi request reprint New genera, species, and improved phylogeny of Glissomonadida (Cercozoa)
    Alexis T Howe
    Department of Zoology, University of Oxford, South Parks Road, Oxford, OX1 3PS, UK
    Protist 162:710-22. 2011
    ..We discuss the ecological and evolutionary significance of these new strains...
  48. doi request reprint The novel marine gliding zooflagellate genus Mantamonas (Mantamonadida ord. n.: Apusozoa)
    Edvard Glücksman
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 162:207-21. 2011
    ..On 28S rRNA and joint 18/28S rRNA phylogenies (including 11 other newly obtained apusozoan/amoebozoan 28S rRNA sequences) it consistently strongly groups with Apusomonadida (Apusozoa)...
  49. ncbi request reprint Culturing and environmental DNA sequencing uncover hidden kinetoplastid biodiversity and a major marine clade within ancestrally freshwater Neobodo designis
    Sophie von der Heyden
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Int J Syst Evol Microbiol 55:2605-21. 2005
    ..The non-overlap between environmental DNA sequences and those from cultures suggests that there are hundreds, possibly thousands, of different rRNA gene sequences of free-living bodonids globally...
  50. ncbi request reprint Evolutionary origins of Hsp90 chaperones and a deep paralogy in their bacterial ancestors
    Alexandra Stechmann
    University of Oxford, Department of Zoology, South Parks Road, Oxford OX1 3PS, United Kingdom
    J Eukaryot Microbiol 51:364-73. 2004
    ....
  51. doi request reprint Oxnerella micra sp. n. (Oxnerellidae fam. n.), a tiny naked centrohelid, and the diversity and evolution of heliozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Protist 163:574-601. 2012
    ..ATCC50355; they must be from a centrohelid, probably misidentified as Pinaciophora, the rDNA sequence branching deeply within Pterocystida. We reclassify two Polyplacocystis, Luffisphaera, Phaeodaria and Rotosphaerida...
  52. ncbi request reprint Phylogenetic analysis of eukaryotes using heat-shock protein Hsp90
    Alexandra Stechmann
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    J Mol Evol 57:408-19. 2003
    ..Although single-gene trees will probably never resolve these uncertainties, the congruence of Hsp90 trees with other data is greater than for most other molecules and further taxon sampling of this molecule is recommended...
  53. ncbi request reprint Scale evolution, sequence phylogeny, and taxonomy of thaumatomonad Cercozoa: 11 new species and new genera Scutellomonas, Cowlomonas, Thaumatospina and Ovaloplaca
    Josephine M Scoble
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK Electronic address
    Eur J Protistol 50:270-313. 2014
    ..We present a unified scheme for scale evolution and development in Imbricatea. ..
  54. doi request reprint Early evolution of eukaryote feeding modes, cell structural diversity, and classification of the protozoan phyla Loukozoa, Sulcozoa, and Choanozoa
    Thomas Cavalier-Smith
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK
    Eur J Protistol 49:115-78. 2013
    ..I use Choanozoa, Sulcozoa, Loukozoa, and Archemycota to emphasize the need for simply classifying ancestral (paraphyletic) groups and illustrate advantages of this for understanding step-wise phylogenetic advances...
  55. ncbi request reprint Correct identification of species makes the amoebozoan rRNA tree congruent with morphology for the order Leptomyxida Page 1987; with description of Acramoeba dendroida n. g., n. sp., originally misidentified as 'Gephyramoeba sp.'
    Alexey V Smirnov
    Faculty of Biology and Soil Sciences, Department of Invertebrate Zoology, St Petersburg State University, Universitetskaja nab 7 9, 199034 St Petersburg, Russia
    Eur J Protistol 44:35-44. 2008
    ..On morphological grounds we transfer Gephyramoebidae from Varipodida back to Leptomyxida and remove Flamella from Leptomyxida; sequences are needed to confirm these two revisions...
  56. ncbi request reprint Concept of a bacterium still valid in prokaryote debate
    Thomas Cavalier-Smith
    Nature 446:257. 2007
  57. ncbi request reprint Phylogeny, evolution, and taxonomy of vannellid amoebae
    Alexey V Smirnov
    Faculty of Biology and Soil Sciences, St Petersburg State University, Universitetskaja nab 7 9, 199034 St Petersburg, Russia
    Protist 158:295-324. 2007
    ..Species of the revised genus Vannella comprise four closely related, well-supported subclades: one marine and three freshwater. Here, we provide an illustrated checklist for all 40 known Vannellidae species...
  58. ncbi request reprint Global eukaryote phylogeny: Combined small- and large-subunit ribosomal DNA trees support monophyly of Rhizaria, Retaria and Excavata
    David Moreira
    Unité d Ecologie, Systematique et Evolution, UMR CNRS 8079, Universite Paris Sud, Orsay Cedex, France
    Mol Phylogenet Evol 44:255-66. 2007
    ..Nonetheless, our results suggest that combined SSU+LSU rDNA phylogenies can help to resolve several ambiguous regions of the eukaryotic tree and identify key taxa for subsequent multi-gene analyses...
  59. ncbi request reprint 18S ribosomal RNA gene sequences of Cochliopodium (Himatismenida) and the phylogeny of Amoebozoa
    Alexander Kudryavtsev
    Department of Invertebrate Zoology, Faculty of Biology and Soil Science, Saint Petersburg State University, Saint Petersburg, 199034, Russia
    Protist 156:215-24. 2005
    ..cantabrigiensis and another divergent species is sister to Glaeseria, whilst Hartmannella vermiformis branches more deeply...
  60. ncbi request reprint Analyses of RNA Polymerase II genes from free-living protists: phylogeny, long branch attraction, and the eukaryotic big bang
    Joel B Dacks
    Program in Evolutionary Biology, Canadian Institute for Advanced Research, Department of Biochemistry and Molecular Biology, Dalhousie University, Halifax
    Mol Biol Evol 19:830-40. 2002
    ..Additional RPB1 data, especially in combination with other genes, should provide further resolution of branching orders among protist groups within the apparently rapid early divergence of eukaryotes...
  61. ncbi request reprint The root of the eukaryote tree pinpointed
    Alexandra Stechmann
    Curr Biol 13:R665-6. 2003
  62. pmc Multigene phylogeny of choanozoa and the origin of animals
    Kamran Shalchian-Tabrizi
    Microbial Evolution Research Group, Department of Biology, University of Oslo, Oslo, Norway
    PLoS ONE 3:e2098. 2008
    ..Thus, several successive evolutionary innovations occurred among their unicellular closest relatives prior to the origin of the multicellular body-plan of animals...
  63. ncbi request reprint Molecular phylogeny of Cercomonadidae and kinetid patterns of Cercomonas and Eocercomonas gen. nov. (Cercomonadida, Cercozoa)
    Serguei A Karpov
    Department of Zoology, Herzen State Pedagogical University of Russia, Moika emb 48, 191186 St Petersburg, Russian Federation
    Protist 157:125-58. 2006
    ..n.). We establish Paracercomonas ekelundi sp. n. for culture SCCAP C1 and propose a Cercomonas longicauda neotype and Cercomonas (=Neocercomonas) jutlandica comb. n. and Paracercomonas (=Cercomonas) metabolica comb. n...
  64. ncbi request reprint Evolution of dinoflagellate unigenic minicircles and the partially concerted divergence of their putative replicon origins
    Zhaoduo Zhang
    Department of Botany, University of British Columbia, 3529 6270 University Blvd, Vancouver, BC, Canada V6T 1Z4
    Mol Biol Evol 19:489-500. 2002
    ..The other postulates active transposition of putative replicon origins and formation of minicircles by homologous recombination between them...