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サプロビックDothideomycetesとSordariomycetesの新しい属,種,組み合わせ,および同義語亜熱帯テキサス州,米国

Gregorio Delgado¹, Andrew N Miller², Pedro W Crous^3,4

¹Laboratory of Mycology, Eurofins Built Environment, 5200 Mitchelldale Street, Houston, Texas 77092.

|September 4, 2025

まとめ

この研究では,テキサスのペジゾミコチナ菌の3つの新しい属と3つの新しい種を導入し,菌類の多様性に関する知識を広げています. これらの新しい菌類は長期のフィールドワークで特定され菌類の分類と進化の理解を深めています

科学分野:

菌類学
キノコの分類
分子遺伝学

背景:

Pezizomycotina内の多くの真菌分類は,DNA配列データが不足しているため,不確実である.
長期のフィールド研究は,新しい真菌種と属の発見と特徴付けに不可欠です.
テキサス州などの亜熱帯地域には未発見のキノコの生物多様性があります

研究の目的:

形態学的および分子学的データに基づいて,ペジゾミコチナに新しい属と種を導入する.
以前配列化されていないか誤って分類されたキノコの分類を解明する
サブ熱帯の生態系におけるキノコの多様性の理解を広げる

主な方法:

サブ熱帯テキサスの真菌サンプルを長期にわたって採集した.
コニディアと生殖器官を含む真菌構造の形態学的特徴.
進化的関係を決定するためのDNAシーケンシングと系統遺伝分析

主要な成果:

3つの新しい属の導入: *Piepenbringia* (Dothideomycetes), *Pseudotaeniolella* (Sordariomycetes),および *Parapenzigomyces* (Sordariomycetes) が導入されました.
3つの新しい種の説明: *エルナキュラミア・アメリカナ*, *パラペンジゴミセス・アンペリヌス*, *アクロディクティス・ホロボエ*.
*Parapenzigomyces* と *Sporidesmina* の新しい組み合わせ,そして *Distoseptispora bambusae* の同義語化など,既存の属の改訂.

結論:

この研究は,特にDothideomycetesとSordariomycetesで知られているPezizomycotinaの多様性を大幅に拡張しています.
系統遺伝学的分析は,新たに確立された属と種のための明確な系統を明らかにし,分類学的改訂を必要とします.
この研究は,真菌の正確な分類のための形態学的および分子学的データの統合の重要性を強調しています.

キーワード:

15 新しい分類性別のないアスコミコタ体系的なタクソノミー

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