Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus

Abstract The new genus Aotearoamyces is proposed to accommodate a single species that was repeatedly collected on fallen wood in Nothofagaceae forests of New Zealand and was previously misidentified as a Claussenomyces species. This monotypic genus belongs to Tympanidaceae, a recently erected family...

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Main Authors: Luis Quijada, Peter R. Johnston, Jerry A. Cooper, Donald H. Pfister
Format: Article
Language:English
Published: BMC 2018-12-01
Series:IMA Fungus
Subjects:
Online Access:http://link.springer.com/article/10.5598/imafungus.2018.09.02.08
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author Luis Quijada
Peter R. Johnston
Jerry A. Cooper
Donald H. Pfister
author_facet Luis Quijada
Peter R. Johnston
Jerry A. Cooper
Donald H. Pfister
author_sort Luis Quijada
collection DOAJ
description Abstract The new genus Aotearoamyces is proposed to accommodate a single species that was repeatedly collected on fallen wood in Nothofagaceae forests of New Zealand and was previously misidentified as a Claussenomyces species. This monotypic genus belongs to Tympanidaceae, a recently erected family in Phacidiales. Aotearoamyces is differentiated from other Tympanidaceae by phragmospores that do not form conidia either in or outside the asci, an exciple of textura intricata with hyphae widely spaced and strongly gelatinized (plectenchyma), and apically flexuous. partly helicoid paraphyses. The asexual morph was studied in pure culture. Phylogenetic analyses of combined SSU, ITS and LSU sequences strongly support a sister relationship between the sexually typified Aotearoamyces and the asexually typified “Collophorina” paarla characterized morphologically by forming endoconidia, a feature not found in the genetically distinct type species of Collophorina. Based on our molecular results, we place the genus Epithamnolia in the Mniaecia lineage within Phacidiales.
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spelling doaj-art-7fee590d489743e9b6ccd0aac3b4691a2025-02-03T01:30:35ZengBMCIMA Fungus2210-63592018-12-019237138210.5598/imafungus.2018.09.02.08Overview of Phacidiales, including Aotearoamyces gen. nov. on NothofagusLuis Quijada0Peter R. Johnston1Jerry A. Cooper2Donald H. Pfister3Department of Organismic and Evolutionary Biology, Harvard HerbariumManaaki Whenua Landcare ResearchManaaki Whenua Landcare ResearchDepartment of Organismic and Evolutionary Biology, Harvard HerbariumAbstract The new genus Aotearoamyces is proposed to accommodate a single species that was repeatedly collected on fallen wood in Nothofagaceae forests of New Zealand and was previously misidentified as a Claussenomyces species. This monotypic genus belongs to Tympanidaceae, a recently erected family in Phacidiales. Aotearoamyces is differentiated from other Tympanidaceae by phragmospores that do not form conidia either in or outside the asci, an exciple of textura intricata with hyphae widely spaced and strongly gelatinized (plectenchyma), and apically flexuous. partly helicoid paraphyses. The asexual morph was studied in pure culture. Phylogenetic analyses of combined SSU, ITS and LSU sequences strongly support a sister relationship between the sexually typified Aotearoamyces and the asexually typified “Collophorina” paarla characterized morphologically by forming endoconidia, a feature not found in the genetically distinct type species of Collophorina. Based on our molecular results, we place the genus Epithamnolia in the Mniaecia lineage within Phacidiales.http://link.springer.com/article/10.5598/imafungus.2018.09.02.08AscomycotaClaussenomycesnew taxaNothofagusphylogenyRhytismatales
spellingShingle Luis Quijada
Peter R. Johnston
Jerry A. Cooper
Donald H. Pfister
Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
IMA Fungus
Ascomycota
Claussenomyces
new taxa
Nothofagus
phylogeny
Rhytismatales
title Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
title_full Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
title_fullStr Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
title_full_unstemmed Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
title_short Overview of Phacidiales, including Aotearoamyces gen. nov. on Nothofagus
title_sort overview of phacidiales including aotearoamyces gen nov on nothofagus
topic Ascomycota
Claussenomyces
new taxa
Nothofagus
phylogeny
Rhytismatales
url http://link.springer.com/article/10.5598/imafungus.2018.09.02.08
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