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Table 5 in Comparative and cladistic analyses of the species of the genus Pelodera Schneider, 1866 (Rhabditidae: Nematoda) belonging to the coarctata group
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- 1. Nematode Research Laboratory, Department of Zoology, Aligarh Muslim University, Aligarh- 202002, India.
Description
Table 5 (continued on next three pages). Differentiating morphometric values of the species of Pelodera Schneider, 1866 (coarctata group).
| Character | P. adeeli sp. nov. | P. aligarhensis Tahseen et al., 2014 | P. coarctata (Leuckart, 1891) | P. cylindrica (Cobb, 1898) | P. cystilarva (Völk, 1950) | P. indica sp. nov. | P. isociensis Maupas, 1916 |
|---|---|---|---|---|---|---|---|
| Females | |||||||
| Body length | 678–934 | 688–841 | 1202–1587 | 630–1985 | 1224–1744 | 849–1065 | 1214–1830 |
| a | 11.6–13.9 | 16.3–20.0 | 14.1–16.7 | 9.0–15.0 | 12.5–15.8 | 13.7–18.6 | 17–18 |
| b | 4.2–5.4 | 3.9–4.6 | 5.8–7.9 | 4.1–7.1 | 6.2–7.6 | 5.1–6.2 | 5.2–7.5 |
| c | 12.5–17.2 | 22.1–41.2 | 17.5–20.6 | 38.6–70.9 | 7.5–9.1 | 14.7–21.1 | 30.3–57.3 |
| c’ | 1.7–2.1 | 0.8–1.4 | 1.6–1.9 | 0.5–0.6 | 2.6–6.7 | 1.1–1.8 | – |
| V | 57.7–60.0 | 61.6–63.5 | 57.5–58.6 | 58–69 | 49.4–52.4 | 55.5–63.2 | 56.2–61.2 |
| Lip height | 8–9 | 7–9 | 5.7 | 7.1–7.6 | 15 | 5–8 | – |
| Lip diam. | 19–22 | 15–18 | 20 | 16.0–24.9 | 32.5 | 16–19 | – |
| Stoma length | 21–23 | 24–25 | 30 | 21–30 | 52.5 | 24–29 | 28 |
| Stoma diam. | 4–5 | 5–5 | 5.7 | 5.5–7.6 | 7.5 | 6–8 | – |
| Stoma % | 13.1–13.4 | 13.4–13.8 | 14.4–15.0 | 10.7–20.1 | 22.8–27.3 | 15.5–16.5 | 11.5–12.2 |
| Pharynx length | 160–171 | 173–186 | 200–207 | 141–279 | 192–230 | 154–175 | 228–243 |
| Pharynx % | 18.3–23.5 | 22.1–25.1 | 13.0–16.6 | 14.0–16.5 | 13.1–15.5 | 16.4–18.0 | 13.2–18.7 |
| Basal bulb length | 27–32 | 27–33 | – | 28–40 | 51.9 | 26–31 | – |
| Basal bulb diam. | 24–26 | 22–25 | – | 21–34 | 36.3 | 25–28 | – |
| Pharyngeal sleeve | 12–13 | – | 10 | 10.0–17.2 | 25 | 11–13 | – |
| Anal body diam. | 25–31 | 19–25 | 40.5 | 19–50 | 41.5 | 32–42 | – |
| Rectum length | 24–28 | 16–22 | 45 | 9.5–19.2 | – | 20–26 | – |
| Rectum/anal body diam. | 0.9–0.9 | 0.8–0.9 | 1.1 | 0.4–0.5 | – | 0.6–0.6 | – |
| Tail length | 50–64 | 20–31 | 68.6–77.0 | 11.0–31.2 | 108–281 | 41–62 | 32–40 |
| Spike length | – | 5.9 | 54.5 | – | 81–208 | 20–31 | 20 |
| Spike length vs tail length % | – | 19.0–29.5 | 70.7–79.4 | – | 74–75 | 48.7–50.0 | 50.0–62.5 |
| Males | |||||||
| Body length | 577–722 | 526–608 | 918–1069 | 450–1050 | 880–1072 | 591–727 | 705–1345 |
| a | 13.4–16.8 | 17.5–18.4 | 14.1–20.9 | 9.0–17.8 | 11.5–12.0 | 15.4–22.0 | 14.5–17.5 |
| b | 4.0–4.8 | 3.8–4.4 | 4.3–5.5 | 3.2–5.7 | 5.0–5.4 | 4.1–5.3 | 4.7–6.2 |
| c | 15.6–19.4 | 16.2–24.3 | 27.1–36.8 | 12.5–33.4 | 26.1–46.3 | 13.8–18.1 | 14.5–19.6 |
| c’ | 1.2–1.6 | 1.0–1.8 | 0.5 | 1.2–1.7 | 1.0–2.2 | 1.4–1.7 | – |
| Pharynx length | 139–149 | 119–155 | 194–213 | 129–162 | 162–216 | 137–154 | 157–217 |
| Pharynx % | 20.6–24.0 | 22.6–25.4 | 19.9–21.1 | 15.4–28.6 | 12.3–13.2 | 21.1–23.1 | 16.1–22.2 |
| Spicule length | 37–50 | 30–38 | 68–97 | 32–50 | 32–70 | 45–47 | 39–54 |
| Spicule distally fused | 9–10 | 6.0–9.5 | 20 | 10–20 | 8 | 13–16 | 10 |
| Gubernaculum length | 9–11 | 15–18 | 27–33 | 12–20 | 27–70 | 17–24 | 18–24 |
| Gubernaculum % | 22.0–24.3 | 40–45 | 34.0–39.7 | 37.5–40.0 | 84.3–100.0 | 37.7–51.0 | 42.8 |
| Anal body diam. | 25–30 | 18–27 | 50 | 23.0–37.1 | 40 | 24–29 | 31.3 |
| Rectum length | 30–40 | 20–33 | – | 9.5 | – | 35–50 | – |
| Tail length | 37–40 | 25–37 | 29.8–33.8 | 23.5–45.0 | 41–89 | 40–46 | 48.6–68.6 |
Notes
Published as part of Mahboob, Mohammad, Jahan, Rehmat & Tahseen, Qudsia, 2023, Comparative and cladistic analyses of the species of the genus Pelodera Schneider, 1866 (Rhabditidae: Nematoda) belonging to the coarctata group, pp. 100-101 in European Journal of Taxonomy 890 (1) on page 100, DOI: 10.5852/ejt.2023.890.2253, http://zenodo.org/record/8283523
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References
- Schneider A. F. 1866. Monographie der Nematoden. G. Reimer, Berlin. https: // doi. org / 10.5962 / bhl. title. 1938
- Tahseen Q., Akram M., Mustaqim M. & Ahlawat S. 2014. Descriptions of Pelodera s crofulata sp. nov. and Pelodera aligarhensis sp. nov. (Nematode: Rhabditida) with supplementary information on Pelodera teres (Schneider, 1866). Journal of Natural History 48 (17 - 18): 1027 - 1053. https: // doi. org / 10.1080 / 00222933.2013.856491
- Leuckart K. G. F. R. 1891. Uber einen an Aphodius fimetarius sich verpuppenden freilebenden Rundwurm, Rhabditis coarctata n. sp. Verhandlungen der deutschen zoologischen Gesellschaft 1: 54 - 56. Available from https: // www. biodiversitylibrary. org / page / 47314665 [accessed 22 Jun. 2023].
- Cobb N. A. 1898. Extract from MS report on the parasites of stock. Agricultural Gazette of New South Wales 9: 296 - 321.
- Volk J. 1950. Die Nematoden der Regenwurmer und aabesuchenden Kafer. Zoologische Jahrbucher. Abteilung fur Systematik, Okologie und Geographie der Tiere 79: 1 - 70.
- Maupas E. F. 1916. Nouveaux Rhabditis d'Algerie. Comptes rendus des Seances de la Societe de Biologie et de ses Filiales 79: 607 - 613.