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First report of Longidorus mindanaoensis Coomans, De Ley, Jimenez and De Ley, 2012 (Nematoda: Longidoridae) From a Mangrove Forest in Vietnam Cover

First report of Longidorus mindanaoensis Coomans, De Ley, Jimenez and De Ley, 2012 (Nematoda: Longidoridae) From a Mangrove Forest in Vietnam

Open Access
|Sep 2019

Figures & Tables

Table 1.

Measurements of Longidorus mindanaoensis (Coomans et al., 2012) from Vietnam and the Philippines.

Longidorus mindanaoensis (Vietnamese population)Longidorus mindanaoensis (Coomans et al., 2012)
FemaleMaleFemaleMale
n 853222
L 4.82  ±  0.45 (3.95–5.26)4.44 ± 0.18 (4.27–4.63)6.59 ± 0.48 (5.44–7.37)6.14 ± 0.23 (5.60–6.45)
a 59 ± 10.5 (46–70)61 ± 14.2 (48–85)87 ± 5.2 (75–97)93 ± 4.3 (84–102)
b 10.7 ± 0.9 (9.3–11.8)10.5 ± 0.5 (10.0–11.2)13.2 ± 1.15 (11–16.8)12.8 ± 0.91 (11–14.7)
c 204 ± 40 (143–250)182 ± 4.3 (177–188)241 ± 31 (176–296)197 ± 19 (167–234)
c' 0.5 ± 0.1 (0.4–0.6)0.6 ± 0.0 (0.5–0.6)0.58 ± 0.04 (0.49–0.67)0.68 ± 0.05 (0.58–0.79)
V 36 ± 1.8 (32–38)–36 ± 1.6 (33–39)–
Odontostyle126 ± 3.5 (122–133)126 ± 5.8 (116–131)134 ± 5.4 (117–142)134 ± 5.9 (120–145)
Odontophore90 ± 10.4 (75–104)89 ± 8.1 (76–97)70 ± 5.7 (61–80)68 ± 7.3 (48–83)
Anterior end to nerve ring217 ± 15.0 (192–236)205 ± 10.1 (197–222)217 ± 9 (195–233)216 ± 8 (195–240)
Pharynx453 ± 30 (419–511)424 ± 30 (380–455)493 ± 35 (400–584)480 ± 32 (413–540)
Max. body diam. (MBD)84 ± 12.5 (70–106)75 ± 13.9 (54–92)76 ± 5.6 (66–86)66 ± 3.1 (60–72)
Body diam. at anus/cloaca (ABD)50 ± 5.6 (44–58)42 ± 1.6 (40–44)48 ± 2.2 (44–52)46 ± 2 (42–50)
Tail length24 ± 5.0 (21–36)24 ± 1.0 (23–26)28 ± 2.5 (22–33)31 ± 3.1 (27–38)
Anterior genital tract862 ± 139 (656–1,045)–1,009 ± 174 (653–1,259)–
Posterior genital tract964 ± 140 (754–1,121)–1,053 ± 168 (733–1,324)–
Spicule length–90 ± 4.8 (84–97)–87 ± 5 (73–97)
Spicule width–13.3 ± 1.1 (11.8–14.5)––
Prerectum284 ± 28 (266–348)359 ± 30 (309–389)372 ± 112 (174–740)532 ± 107.5 (340–714)

1 Note: All measurements are in μm (except for L in mm) and in the form: mean ± s.d. (range).

Figure 1:

Figure 1: Longidorus mindanaoensis (Coomans et al., 2012) from Vietnam. (A–F) Female. (A) Esophageal region; (B) Anterior region; (C) Posterior region; (E) Vulval region; (F) Vulva region, ventral view. (D) Male posterior region. (Scale: (A) 50 µm; (B–F) 20 µm).

Figure 2:

Figure 2: Bayesian phylogenetic tree generated using D2–D3 expansion segments of Longidorus mindanaoensis (Coomans et al., 2012) from Vietnam using Xiphinema index (Thorne and Allen, 1950) and Xiphinema diversicaudatum (Micoletzky, 1927) (Thorne, 1939) as outgroup taxa under the GTR+G evolutionary model.

DOI: https://doi.org/10.21307/jofnem-2019-064 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X
Language: English
Page range: 1 - 5
Submitted on: Jun 18, 2019
Published online: Sep 17, 2019
Published in print: Jan 1, 2019
Published by: Society of Nematologists, Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2019 Thi Duyen Nguyen, Huu Tien Nguyen, Thi Mai Linh Le, Neriza Nobleza, Quang Phap Trinh, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.