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Phylogeny, Evolution, and Taxonomy of Vannellid Amoebae. / Smirnov, Alexey V.; Nassonova, Elena S.; Chao, Ema; Cavalier-Smith, Thomas.

в: Protist, Том 158, № 3, 18.07.2007, стр. 295-324.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

Harvard

Smirnov, AV, Nassonova, ES, Chao, E & Cavalier-Smith, T 2007, 'Phylogeny, Evolution, and Taxonomy of Vannellid Amoebae', Protist, Том. 158, № 3, стр. 295-324. https://doi.org/10.1016/j.protis.2007.04.004

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Author

Smirnov, Alexey V. ; Nassonova, Elena S. ; Chao, Ema ; Cavalier-Smith, Thomas. / Phylogeny, Evolution, and Taxonomy of Vannellid Amoebae. в: Protist. 2007 ; Том 158, № 3. стр. 295-324.

BibTeX

@article{aec4209460af4a478687d0106cddac61,
title = "Phylogeny, Evolution, and Taxonomy of Vannellid Amoebae",
abstract = "We sequenced 18S rRNA genes from 21 vannellid amoebae (Amoebozoa; Vannellidae), including nearly all available type cultures, and performed a comprehensive phylogenetic analysis for 57 Vannellidae sequences. The results show that species of Vannella and Platyamoeba are completely mixed and do not form distinct clades. Several very closely related species pairs exist, each with a Vannella and a Platyamoeba species differing in only a few nucleotides. Therefore, presence (Vannella) or absence (Platyamoeba) of glycostyles in the cell surface coat is an invalid generic distinction; the genera must be merged. As Vannella has priority, we formally transferred Platyamoeba species into Vannella, except for the non-vannellid P. stenopodia, here renamed Stenamoeba stenopodia gen. n. comb. n. and transferred to the family Thecamoebidae. Our trees show that Vannella glycostyles were probably easily and repeatedly evolutionarily lost. We have established a new genus Ripella, with distinct morphology and sequence signatures for Vannella platypodia and morphologically similar species that form a clearly separate clade, very distant from other Vannellidae. Vannellids form four well-separated single-genus clades: Vannella sensu stricto, Ripella, Clydonella, and Lingulamoeba. 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.",
keywords = "glycocalyx evolution, molecular identification, phylogeny, species problem, taxonomy",
author = "Smirnov, {Alexey V.} and Nassonova, {Elena S.} and Ema Chao and Thomas Cavalier-Smith",
year = "2007",
month = jul,
day = "18",
doi = "10.1016/j.protis.2007.04.004",
language = "English",
volume = "158",
pages = "295--324",
journal = "Protist",
issn = "1434-4610",
publisher = "Elsevier",
number = "3",

}

RIS

TY - JOUR

T1 - Phylogeny, Evolution, and Taxonomy of Vannellid Amoebae

AU - Smirnov, Alexey V.

AU - Nassonova, Elena S.

AU - Chao, Ema

AU - Cavalier-Smith, Thomas

PY - 2007/7/18

Y1 - 2007/7/18

N2 - We sequenced 18S rRNA genes from 21 vannellid amoebae (Amoebozoa; Vannellidae), including nearly all available type cultures, and performed a comprehensive phylogenetic analysis for 57 Vannellidae sequences. The results show that species of Vannella and Platyamoeba are completely mixed and do not form distinct clades. Several very closely related species pairs exist, each with a Vannella and a Platyamoeba species differing in only a few nucleotides. Therefore, presence (Vannella) or absence (Platyamoeba) of glycostyles in the cell surface coat is an invalid generic distinction; the genera must be merged. As Vannella has priority, we formally transferred Platyamoeba species into Vannella, except for the non-vannellid P. stenopodia, here renamed Stenamoeba stenopodia gen. n. comb. n. and transferred to the family Thecamoebidae. Our trees show that Vannella glycostyles were probably easily and repeatedly evolutionarily lost. We have established a new genus Ripella, with distinct morphology and sequence signatures for Vannella platypodia and morphologically similar species that form a clearly separate clade, very distant from other Vannellidae. Vannellids form four well-separated single-genus clades: Vannella sensu stricto, Ripella, Clydonella, and Lingulamoeba. 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.

AB - We sequenced 18S rRNA genes from 21 vannellid amoebae (Amoebozoa; Vannellidae), including nearly all available type cultures, and performed a comprehensive phylogenetic analysis for 57 Vannellidae sequences. The results show that species of Vannella and Platyamoeba are completely mixed and do not form distinct clades. Several very closely related species pairs exist, each with a Vannella and a Platyamoeba species differing in only a few nucleotides. Therefore, presence (Vannella) or absence (Platyamoeba) of glycostyles in the cell surface coat is an invalid generic distinction; the genera must be merged. As Vannella has priority, we formally transferred Platyamoeba species into Vannella, except for the non-vannellid P. stenopodia, here renamed Stenamoeba stenopodia gen. n. comb. n. and transferred to the family Thecamoebidae. Our trees show that Vannella glycostyles were probably easily and repeatedly evolutionarily lost. We have established a new genus Ripella, with distinct morphology and sequence signatures for Vannella platypodia and morphologically similar species that form a clearly separate clade, very distant from other Vannellidae. Vannellids form four well-separated single-genus clades: Vannella sensu stricto, Ripella, Clydonella, and Lingulamoeba. 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.

KW - glycocalyx evolution

KW - molecular identification

KW - phylogeny

KW - species problem

KW - taxonomy

UR - http://www.scopus.com/inward/record.url?scp=34347222508&partnerID=8YFLogxK

U2 - 10.1016/j.protis.2007.04.004

DO - 10.1016/j.protis.2007.04.004

M3 - Article

C2 - 17602867

AN - SCOPUS:34347222508

VL - 158

SP - 295

EP - 324

JO - Protist

JF - Protist

SN - 1434-4610

IS - 3

ER -

ID: 49524656