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First reports of Hemicycliophora poranga, Helicotylenchus dihystera and Tylenchorhynchus zeae (Tylenchomorpha) from Greece and further records of four other nematode species

Open Access
|Nov 2023

Figures & Tables

Figure 1:

Light microphotographs of Hemicycliophora poranga Monteiro & Lordello, 1978 (A–D), Helicotylenchus dihystera (Cobb, 1893) Sher, 1966 (E–H) and Tylenchorhynchus zeae Sethi & Swarup, 1968 (I–L). A, E: Whole female; B, C, F, I, J: Pharyngeal region; G: Lateral field at midbody; D, H, K: Female posterior region; L: Male posterior region. (All scale bars: = 20 μm).
Light microphotographs of Hemicycliophora poranga Monteiro & Lordello, 1978 (A–D), Helicotylenchus dihystera (Cobb, 1893) Sher, 1966 (E–H) and Tylenchorhynchus zeae Sethi & Swarup, 1968 (I–L). A, E: Whole female; B, C, F, I, J: Pharyngeal region; G: Lateral field at midbody; D, H, K: Female posterior region; L: Male posterior region. (All scale bars: = 20 μm).

Morphometrics of Hemicycliophora poranga Monteiro & Lordello, 1978 from Greece_

CharacteraHemicycliophora poranga

Females
n5
L983.4 ± 85.3 (900–1117)
a28.2 ± 1.8 (25.7–30.2)
b6.0 ± 0.3 (5.8–6.5)
c10.6 ± 0.7 (9.4–11.2)
c’3.8 ± 0.2 (3.6–4.0)
V81.2 ± 1.3 (80.0–83.0)
G137.7 ± 3.8 (33.6–40.9)
Stylet length92.8 ± 3.1 (89.0–96.0)
O8.9 ± 0.9 (7.8–10.0)
R292.2 ± 15.7 (274–317)
Rst31.2 ± 1.3 (30.0–33.0)
Roes59.4 ± 3.6 (55.0–65.0)
Rex60.2 ± 2.6 (57.0–64.0)
RV10.6 ± 0.7 (9.4–11.2)
Rvan19.2 ± 1.9 (17.0–22.0)
Ran46.0 ± 1.6 (44.0–48.0)
VL/VB5.1 ± 0.4 (4.7–5.8)
Maximum body width34.8 ± 1.3 (34.0–37.0)
Tail length93.0 ± 5.0 (88.0–100.0)

Morphometrics of Helicotylenchus dihystera (Cobb, 1893), Sher, 1966 and Tylenchorhynchus zeae Sethi & Swarup, 1968 from Greece_

CharacteraHelicotylenchus dihysteraTylenchorhynchus zeaeTylenchorhynchus zeae



FemalesFemalesMales
n553
L692.3 ± 54.9 (644–752)593.2 ± 43.7 (538–642)584.0 ± 45.1 (555–636)
a26.6 ± 0.4 (26.2–26.9)26.1 ± 2.1 (23.4–27.9)25.4 ± 1.1 (24.4–26.5)
b6.0 ± 0.2 (5.9–6.3)5.1 ± 0.3 (4.8–5.3)4.9 ± 0.4 (4.7–5.2)
c39.5 ± 3.0 (37.6–42.9)19.6 ± 0.6 (18.7–20.2)18.8 ± 0.9 (18.1–19.9)
c’1.35 ± 0.1 (1.3–1.4)2.4 ± 0.1 (2.3–2.5)2.4 ± 0.1 (2.3–2.5)
V64.0 ± 2.0 (62.0–66.0)57.5 ± 0.4 (57.2–58.1)-
Stylet length25.3 ± 1.5 (24.0–27.0)17.1 ± 0.2 (17.0–17.5)16.5 ± 0.7 (16.0–17.0)
O45.5 ± 5.5 (40.5–51.4)--
Spicules--18.0 ± 1.0 (17.0–19.0)
Gubernaculum--11.3 ± 0.6 (11.0–12.0)
Maximum body width26.0 ± 2.0 (24.0–28.0)22.7 ± 0.4 (22.0–23.0)23.0 ± 1.0 (22.0–24.0)
Tail length17.7 ± 2.5 (15.0–20.0)30.2 ± 1.5 (28.0–32.0)31.0 ± 1.0 (30.0–32.0)
DOI: https://doi.org/10.2478/jofnem-2023-0044 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X
Language: English
Submitted on: Jul 28, 2023
Published on: Nov 18, 2023
Published by: Society of Nematologists, Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2023 Ilenia Clavero-Camacho, Alba N. Ruiz-Cuenca, Carolina Cantalapiedra-Navarrete, Antonio Archidona-Yuste, Ioannis Giannakou, Maria Kormpi, Juan E. Palomares-Rius, Pablo Castillo, Emmanuel A. Tzortzakakis, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.