Six new and four known species of the genus Axonchium Cobb, 1920 (Nematoda: Dorylaimida: Belondiroidea) from the Western Ghats of India
Author
Kumar, Sumit
4F7A3F90-19A6-43DD-B31F-82913B12EC74
Nematode Biodiversity Research Lab, Department of Zoology, Aligarh Muslim University, Aligarh- 202002, India.
sumitchandra.20@gmail.com
Author
Ahmad, Wasim
4A070AF3-8976-49F8-BBC1-497F1B3FB354
Nematode Biodiversity Research Lab, Department of Zoology, Aligarh Muslim University, Aligarh- 202002, India.
ahmadwasim57@gmail.com
text
European Journal of Taxonomy
2023
2023-02-08
857
1
56
http://dx.doi.org/10.5852/ejt.2023.857.2039
journal article
55119
10.5852/ejt.2023.857.2039
732325d8-01c5-4dc7-9b19-41ae3eca0398
2118-9773
7629268
81346690-911F-49A2-B820-CD6F07A9C4E9
Table 8. Measurements of Axonchium paracingulatum sp. nov. All measurements in µm except L in mm, and in the form: mean ± s.d. (range) for females.| Characters | Holotype female | Paratype females | Paratype male |
|---|
| n | 1 | 3 | 1 |
|---|
| L | 2.6 | 2.7 ± 0.1(2.5–2.8) | 2.1 |
|---|
| a | 43.7 | 44 ± 1.8 (42.7–46.6) | 47 |
|---|
| b | 3.6 | 3.3 ± 0.1 (3.2–3.4) | 3 |
|---|
| c | 80.6 | 62.4 ± 2.3 (60.2–65.7) | 51.5 |
|---|
| cʹ | 0.7 | 0.9 ± 0.1 (0.9–1.0) | 0.9 |
|---|
| V | 52 | 52.7 ± 0.4 (52.2–53.1) | – |
|---|
| G1 | 5.9 | 7.2 ± 0.6 (6.5–7.8) | – |
|---|
| G2 | 11.9 | 10.4 ± 1.3 (8.6–11.8) | – |
|---|
| Body diam. at pharynx base | 55 | 61 ± 5.9 (53–67) | 47 |
|---|
| Body diam. at mid-body | 59 | 60.7 ± 5.0 (54–66) | 46 |
|---|
| Body diam. at anus/cloaca | 43 | 43 ± 2.2 (41–46) | 45 |
|---|
| Lip region diam. | 10 | 10 | 10 |
|---|
| Lip region height | 5 | 5 | 5 |
|---|
| Amphid aperture | 6 | 7 | 7 |
|---|
| Odontostyle length | 11 | 10 | 10 |
|---|
| Odontophore length | 14 | 14 | 13 |
|---|
| Guiding ring from ant. end | 9 | 9.7 ± 0.5 (9–10) | 9 |
|---|
| Nerve ring from ant. end | 160 | 164 ± 6.5 (155–170) | 159 |
|---|
| Neck length | 726 | 809 ± 17.5 (785–826) | 723 |
|---|
| Expanded part of pharynx | 463 | 535.7 ± 6.2 (527–541) | 472 |
|---|
| Cardia length | 16 | 15.7 ± 0.5 (15–16) | 16 |
|---|
| Anterior genital branch | 152 | 192.7 ± 24 (163–221) | – |
|---|
| Posterior genital branch | 307 | 276 ± 34.8 (227–305) | – |
|---|
| Vaginal depth | 32 | 31.7 ± 1.7 (30–34) | – |
|---|
| Vulva from ant. end | 1341 | 1403 ± 56 (1332–1471) | – |
|---|
| Prerectum length | 430 | 372.7 ± 48.5 (328–440) | 380 |
|---|
| Rectum length | 42 | 40.3 ± 0.5 (40–42) | 60 |
|---|
| Tail length | 32 | 42.7 ± 1.2 (41–44) | 42 |
|---|
| Spicule length | – | – | 69 |
|---|
| Lateral guiding pieces | – | – | 21 |
|---|
| Ventromedian supplements | – | – | 7 |
|---|