<abstract xmlns="http://www.w3.org/1999/xhtml"><p><italic>Paurodontella parapitica</italic> n. sp., collected from the rhizosphere of an apple tree in Kermanshah province, western Iran, is described. The new species is characterized by a body length of 505 to 723 μm (females) and 480 to 600 μm (males), lip region continuous by depression; 7 to 8 μm broad, 3 to 4 μm high, stylet length 7 to 9 μm or 1 to 1.3 times the lip region diameter, short postuterine sac of 4 to 6 μm long, lateral fields with five to six incisures; outer incisures crenated and inner incisures weakly crenated, excretory pore situated 90 to 100 μm from anterior end; functional males common in the population, with spicules 24 to 26 μm long. Tail of both sexes similar, almost straight and elongate-conoid. The newspecies resembles in morphology and morphometrics to four known species of the genus, namely <italic>P. apitica</italic>, <italic>P. minuta</italic>, <italic>P. myceliophaga</italic>, and <italic>P. sohailai</italic>. The results of phylogenetic analyses based on sequences of D2/D3 expansion region of 28S rRNA gene revealed this genus is polyphyletic in four different clades in Tylenchid.</p></abstract>

Paurodontella parapitica n. sp., collected from the rhizosphere of an apple tree in Kermanshah province, western Iran, is described. The new species is characterized by a body length of 505 to 723 μm (females) and 480 to 600 μm (males), lip region continuous by depression; 7 to 8 μm broad, 3 to 4 μm high, stylet length 7 to 9 μm or 1 to 1.3 times the lip region diameter, short postuterine sac of 4 to 6 μm long, lateral fields with five to six incisures; outer incisures crenated and inner incisures weakly crenated, excretory pore situated 90 to 100 μm from anterior end; functional males common in the population, with spicules 24 to 26 μm long. Tail of both sexes similar, almost straight and elongate-conoid. The newspecies resembles in morphology and morphometrics to four known species of the genus, namely P. apitica, P. minuta, P. myceliophaga, and P. sohailai. The results of phylogenetic analyses based on sequences of D2/D3 expansion region of 28S rRNA gene revealed this genus is polyphyletic in four different clades in Tylenchid.

<italic>Paurodontella parapitica</italic> n. sp. (Nematoda: Hexatylina, Sphaerularioidea) from Kermanshah Province, Western Iran

North Carolina Department of Agriculture and Consumer Services

Journal of Nematology

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

 n. sp. (Nematoda: Hexatylina, Sphaerularioidea) from Kermanshah Province, Western Iran

Paurodontella parapitica n. sp., collected from the rhizosphere of an apple tree in Kermanshah province, western Iran, is described. The new species is...

Paurodontella parapitica n. sp. (Nematoda: Hexatylina, Sphaerularioidea) from Kermanshah Province, Western Iran

Published Online: Jul 21, 2017

Page range: 109 - 115

Received: Mar 03, 2016

DOI: https://doi.org/10.21307/jofnem-2017-016

Keywords
28S D2/D3, new species, molecular phylogeny, morphology, taxonomy

© 2016 Mehrab Esmaeili et al., published by Sciendo

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

Paurodontella parapitica n. sp. (Nematoda: Hexatylina, Sphaerularioidea) from Kermanshah Province, Western Iran

Published Online: Jul 21, 2017

Page range: 109 - 115

Received: Mar 03, 2016

DOI: https://doi.org/10.21307/jofnem-2017-016

Keywords28S D2/D3, new species, molecular phylogeny, morphology, taxonomy

© 2016 Mehrab Esmaeili et al., published by Sciendo

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

Keywords
28S D2/D3, new species, molecular phylogeny, morphology, taxonomy