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

<p>During a nematode biodiversity survey in Hainan Province, China, <italic>Aphelenchus yinyuensis</italic> n. sp. was detected in the rhizosphere of <italic>Terminalia</italic> sp. It is characterized by medium-sized a body of adult nematodes, i.e. 793 (639-877) μm and 756 (647-863) μm for females and males, respectively, with low, rounded, not offset lip region. The lateral field has 10 incisures. The excretory pore is located posterior to the nerve ring. The vagina is not sclerotised and the vulva has simple lips without a flap. The PUS is well developed and forms <italic>ca</italic> 45 to 83% of the vulva to anus distance. Female tail is straight, cylindrical, ca 2.7 times longer than anal body diam, tail tip broad, and bluntly rounded. Males have four pairs of caudal papillae and spicule 28.7 (25.8-32.3) μm long in the chord and well developed bursa, extending to the tail tip. 18S and 28S rRNA phylogenetic analyses were performed for the new species, and the ITS analysis was not performed due to low posterior probability support. Phylogenetically, the new species grouped with <italic>Aphelenchus avenae</italic> and this is the first new <italic>Aphelenchus</italic> species ever described from China.</p>
</abstract>

During a nematode biodiversity survey in Hainan Province, China, Aphelenchus yinyuensis n. sp. was detected in the rhizosphere of Terminalia sp. It is characterized by medium-sized a body of adult nematodes, i.e. 793 (639-877) μm and 756 (647-863) μm for females and males, respectively, with low, rounded, not offset lip region. The lateral field has 10 incisures. The excretory pore is located posterior to the nerve ring. The vagina is not sclerotised and the vulva has simple lips without a flap. The PUS is well developed and forms ca 45 to 83% of the vulva to anus distance. Female tail is straight, cylindrical, ca 2.7 times longer than anal body diam, tail tip broad, and bluntly rounded. Males have four pairs of caudal papillae and spicule 28.7 (25.8-32.3) μm long in the chord and well developed bursa, extending to the tail tip. 18S and 28S rRNA phylogenetic analyses were performed for the new species, and the ITS analysis was not performed due to low posterior probability support. Phylogenetically, the new species grouped with Aphelenchus avenae and this is the first new Aphelenchus species ever described from China.

A<italic>phelenchus yinyuensis</italic> n. sp. (Tylenchina: Aphelenchoididae) found in <italic>Terminalia</italic> sp. in China

Journal of Nematology

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

A n. sp. (Tylenchina: Aphelenchoididae) found in  sp. in China

running-head

During a nematode biodiversity survey in Hainan Province, China, Aphelenchus yinyuensis n. sp. was detected in the rhizosphere of Terminalia sp. It is...

Aphelenchus yinyuensis n. sp. (Tylenchina: Aphelenchoididae) found in Terminalia sp. in China

Publié en ligne: 03 sept. 2020

Pages: 1 - 12

DOI: https://doi.org/10.21307/jofnem-2020-085

Mots clés
DNA sequencing, Fungal feeder nematode, Morphology, New record, Phylogeny

© 2020 Gu Jianfeng et al., published by Sciendo

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

Aphelenchus yinyuensis n. sp. (Tylenchina: Aphelenchoididae) found in Terminalia sp. in China

Publié en ligne: 03 sept. 2020

Pages: 1 - 12

DOI: https://doi.org/10.21307/jofnem-2020-085

Mots clésDNA sequencing, Fungal feeder nematode, Morphology, New record, Phylogeny

© 2020 Gu Jianfeng et al., published by Sciendo

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

Mots clés
DNA sequencing, Fungal feeder nematode, Morphology, New record, Phylogeny