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Phylogenomics corroborates morphology: New discussions on the systematics of Trichostomatia (Ciliophora, Litostomatea)

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Author(s):
Cedrola, Franciane ; Gurelli, Gozde ; Senra, Marcus Vinicius Xavier ; Morales, Millke Jasmine Arminini ; Dias, Roberto Junio Pedroso ; Solferini, Vera Nisaka
Total Authors: 6
Document type: Journal article
Source: EUROPEAN JOURNAL OF PROTISTOLOGY; v. 95, p. 6-pg., 2024-06-18.
Abstract

The subclass Trichostomatia (Ciliophora, Litostomatea) constitutes a well-supported monophyletic group, which includes ciliates exclusively found as symbionts of vertebrates, primarily herbivorous mammals. Recent molecular analyses reinforce the subclass monophyly, though almost all orders, suborders, families, and genera are found to be non-monophyletic. Here, we reconstructed the evolutionary history of the subclass Trichostomatia using a phylogenomic approach and discussed some systematic inconsistencies. We propose a new Ophryoscolecidae genus, Dagostonium, to include Diplodinium polygonale. Monoposthium cynodontum is transferred to the genus Cycloposthium. (AU)

FAPESP's process: 20/11027-0 - Rumen microeukaryotic ciliates (Ciliophora, Entodiniomorphida, Ophryoscolecidae): phylogenomics and potential application in bioethanol industry
Grantee:Vera Nisaka Solferini
Support Opportunities: Regular Research Grants
FAPESP's process: 20/10682-5 - Ruminal microeukaryotes ciliates (Ciliophora, Entodiniomorphida, Ophryoscolecidae): phylogenomics and potential application in the bioethanol industry
Grantee:Franciane Cedrola Vale
Support Opportunities: Scholarships in Brazil - Post-Doctoral
FAPESP's process: 22/00538-0 - Ciliated protists: a new source of molecules with antimicrobial activities
Grantee:Marcus Vinicius Xavier Senra
Support Opportunities: Regular Research Grants
FAPESP's process: 19/17077-2 - Genomic signatures of adaptation in the Brazilian Dry Diagonal
Grantee:Millke Jasmine Arminini Morales
Support Opportunities: Scholarships in Brazil - Post-Doctoral