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Deladenus bonabensis n. sp. (Tylenchomorpha: Neotylenchidae) from East Azarbaijan province, northwestern Iran: A morphological and molecular phylogenetic study

Mohammad Amiri Bonab

Mohammad Amiri Bonab

Department of Plant Pathology, Faculty of Agriculture, Tarbiat Modares UniversityTehran, Iran
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Amiri Bonab, Mohammad
, 
Mohammad Reza Atighi

Mohammad Reza Atighi

Department of Plant Pathology, Faculty of Agriculture, Tarbiat Modares UniversityTehran, Iran
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Reza Atighi, Mohammad
 und 
Majid Pedram

Majid Pedram

Department of Plant Pathology, Faculty of Agriculture, Tarbiat Modares UniversityTehran, Iran
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Pedram, Majid
  
09. März 2023
Deladenus bonabensis n. sp. (Tylenchomorpha: Neotylenchidae) from East Azarbaijan province, northwestern Iran: A morphological and molecular phylogenetic study's Cover Image
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Artikel-Kategorie: Research paper
Online veröffentlicht: 09. März 2023
Eingereicht: 15. Sept. 2022
DOI: https://doi.org/10.2478/jofnem-2023-0002
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© 2023 Amiribonab et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1

Line drawings of Deladenus bonabensis n. sp. A: Mycetophagous female; B: Mycetophagous male; C: Anterior body region, female; D: Posterior body region, female; D1: Tail tip, female; E: Posterior body region, male; F: Parts of reproductive system, female; G: Lateral lines, female.
Line drawings of Deladenus bonabensis n. sp. A: Mycetophagous female; B: Mycetophagous male; C: Anterior body region, female; D: Posterior body region, female; D1: Tail tip, female; E: Posterior body region, male; F: Parts of reproductive system, female; G: Lateral lines, female.

Figure 2

Light micrographs of Deladenus bonabensis n. sp. A: Anterior body region, female; B: Anterior body region, male; C: Part of pharynx, female, showing the position of secretory-excretory pore and hemizonid (upper arrow showng hemizonid, lower arrow showing the secretory-excretory pore); D: Lateral lines, female; E & F: Posterior body region, female; G: Posterior body region, male; H: Spicules and gubernaculum, male; H1: Penial tube, male. All scale bars = 10 μm.
Light micrographs of Deladenus bonabensis n. sp. A: Anterior body region, female; B: Anterior body region, male; C: Part of pharynx, female, showing the position of secretory-excretory pore and hemizonid (upper arrow showng hemizonid, lower arrow showing the secretory-excretory pore); D: Lateral lines, female; E & F: Posterior body region, female; G: Posterior body region, male; H: Spicules and gubernaculum, male; H1: Penial tube, male. All scale bars = 10 μm.

Figure 3

Bayesian 50% majority rule consensus tree of Deladenus bonabensis n. sp. based on small subunit (SSU) rDNA sequences under GTR + I + G model. Bayesian posterior probability values more than 0.50 are given for appropriate clades. The new sequence is indicated in bold.
Bayesian 50% majority rule consensus tree of Deladenus bonabensis n. sp. based on small subunit (SSU) rDNA sequences under GTR + I + G model. Bayesian posterior probability values more than 0.50 are given for appropriate clades. The new sequence is indicated in bold.

Figure 4

Bayesian 50% majority rule consensus tree of Deladenus bonabensis n. sp. based on large subunit (LSU) rDNA D2-D3 sequences under GTR + I + G model. Bayesian posterior probability values more than 0.50 are given for appropriate clades. The new sequence is indicated in bold.
Bayesian 50% majority rule consensus tree of Deladenus bonabensis n. sp. based on large subunit (LSU) rDNA D2-D3 sequences under GTR + I + G model. Bayesian posterior probability values more than 0.50 are given for appropriate clades. The new sequence is indicated in bold.

Morphometrics of Deladenus bonabensis n_ sp_ All measurements are in μm and in the form: mean ± standard deviation (range)_

Characters Holotype Paratypes
Female Females Males
n 1 9 8
L 1085 1088 ± 45 (1051–1185) 986 ± 32 (940–1039)
a 42.7 42.7 ± 3.0 (39–48) 46.5 ± 5.5 (38.5–57.5)
b 9.0 9.0 ± 0.5 (8.0–9.5) 8.8 ± 0.5 (8.5–9.5)
b´ 3.7 3.8 ± 0.2 (3.5–4.0) 4.0 ± 0.3 (3.8–4.7)
c 27.0 27.0 ± 2.5 (23.5–29.5) 26.0 ± 4.0 (20.5–33.5)
c´ 2.3 2.5 ± 0.3 (2.0–3.0) 2.5 ± 0.3 (2.2–3.0)
V or T 94.5 94.2 ± 0.5 (93.5–95.0) 52.5 ± 3.5 (48.5–58.5)
Lip region height 2 2.3 ± 0.2 (2.0–2.5) 2.5 ± 0.1 (2.2–2.5)
Lip region width at base 7.5 7.3 ± 0.7 (6–8) 7.0 ± 0.3 (6.5–7.5)
Lip region width at the apex 5.7 5.5 ± 0.5 (5.0–6.5) 5.5 ± 0.5 (5–6)
Max. body dim. 26 25.5 ± 2.0 (22–28) 21.5 ± 3.0 (17–27)
Pharynx 124 123 ± 7 (114–135) 112 ± 6 (101–122)
Anterior end to the end of pharyngeal glands 272 289 ± 18 (270–312) 243 ± 21 (205–267)
Reproductive tract 683 655 ± 41 (574–705) 517 ± 33 (488–561)
Anterior end to vulva 1021 1025 ± 44 (982–1120) —
Stylet total length 9 9.5 ± 1.0 (8.5–11.0) 9.5 ± 0.5 (9.0–10.5)
Stylet conus 4 4.0 ± 0.5 (3.5–5.0) 4.0 ± 0.5 (3.5–4.5)
Anterior end to DGO 11.5 12.0 ± 1.0 (11.0–13.5) —
Secretory-excretory pore from anterior end 158 163 ± 11 (147–181) 149 ± 17 (134–185)
Nerve ring from anterior end 112 116 ± 7 (108–127) 112 ± 14 (97–140)
Hemizonid from anterior end 148 148 ± 6 (140–159) 137 ± 19 (119–178)
Vulval body diameter 27 25 ± 2 (21–28) —
Anal body diameter 18 17.0 ± 1.5 (15–19) 15.0 ± 1.5 (13–18)
Tail 40 40.5 ± 3.5 (36–46) 39.0 ± 6.5 (30–51)
Spicules — — 25.5 ± 1.5 (24–28)
Gubernaculum — — 7.0 ± 0.5 (7–8)
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