<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>A new species of <italic>Pristionchus</italic> was isolated from fruiting bodies of the wood-decaying fungus <italic>Trametes orientalis</italic> collected from Kyoto, Japan. Attempts to culture it using bacteria, yeast, and freeze-killed wax moth larvae as food or substrate failed. The eurystomatous form of the species was not found in the collected material, and the species is typologically characterized by: its ‘small’ stoma with thin, membrane-like cheilostomatal plates, a small triangular right subventral tooth, thorn-like dorsal tooth, and small left subventral denticles; a short, blunt male tail spike; and a short, conical female tail. Although the posterior probability support was not high (66%), phylogenetic analysis of both small and large ribosomal RNA gene subunits suggests that the species is closely related to <italic>P. elegans</italic> and <italic>P</italic>. <italic>bucculentus</italic>. The new species can be distinguished from those two by its diagnostic characters comprising the stomatal morphology and male and female tail characters.</p>
</abstract>

A new species of Pristionchus was isolated from fruiting bodies of the wood-decaying fungus Trametes orientalis collected from Kyoto, Japan. Attempts to culture it using bacteria, yeast, and freeze-killed wax moth larvae as food or substrate failed. The eurystomatous form of the species was not found in the collected material, and the species is typologically characterized by: its ‘small’ stoma with thin, membrane-like cheilostomatal plates, a small triangular right subventral tooth, thorn-like dorsal tooth, and small left subventral denticles; a short, blunt male tail spike; and a short, conical female tail. Although the posterior probability support was not high (66%), phylogenetic analysis of both small and large ribosomal RNA gene subunits suggests that the species is closely related to P. elegans and P. bucculentus. The new species can be distinguished from those two by its diagnostic characters comprising the stomatal morphology and male and female tail characters.

<article-title xml:lang="en">
<italic>Pristionchus trametes</italic> n. sp. (Diplogastridae) isolated from the mushroom <italic>Trametes orientalis</italic> in Kyoto, Japan

Journal of Nematology

This work is licensed under the Creative Commons Attribution 4.0 International License.


 n. sp. (Diplogastridae) isolated from the mushroom  in Kyoto, Japan

A new species of Pristionchus was isolated from fruiting bodies of the wood-decaying fungus Trametes orientalis collected from Kyoto, Japan. Attempts to...

Pristionchus trametes n. sp. (Diplogastridae) isolated from the mushroom Trametes orientalis in Kyoto, Japan

Publié en ligne: 19 juil. 2021

Pages: 1 - 13

DOI: https://doi.org/10.21307/jofnem-2021-060

Mots clés
Molecular, Morphology, Morphometrics, New Species, Phylogeny, Taxonomy

© 2021 Natsumi Kanzaki et al., published by Sciendo.

This work is licensed under the Creative Commons Attribution 4.0 International License.

Pristionchus trametes n. sp. (Diplogastridae) isolated from the mushroom Trametes orientalis in Kyoto, Japan

Publié en ligne: 19 juil. 2021

Pages: 1 - 13

DOI: https://doi.org/10.21307/jofnem-2021-060

Mots clésMolecular, Morphology, Morphometrics, New Species, Phylogeny, Taxonomy

© 2021 Natsumi Kanzaki et al., published by Sciendo.

This work is licensed under the Creative Commons Attribution 4.0 International License.

Mots clés
Molecular, Morphology, Morphometrics, New Species, Phylogeny, Taxonomy