Bewaard in:
| Hoofdauteurs: | , |
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| Formaat: | Recurso digital |
| Taal: | |
| Gepubliceerd in: |
Zenodo
2017
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| Onderwerpen: | |
| Online toegang: | https://doi.org/10.5281/zenodo.6039124 |
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Inhoudsopgave:
- <p><b><i>Nilotonia (Nilotonia) palustris</i> n. sp.</b></p><p>(Fig. 2)</p><p><b>Material examined.</b> Holotype male, swamp Kaeng Leang Chan, Maha Sarakham Province, 16° 11.469ʹ N, 103° 12.413ʹ E, 2-xi-2016.</p><p><b>Diagnosis</b>. Male with a large plate posteriorly to genital field; posteriorly to fourth coxae a large area of somewhat rhomboid sclerotization; IV-leg-6 without terminal seta; third and fourth leg with swimming setae. The narrow genital plates in combination with the characters above are diagnostic for male of the species.</p><p><b>Description</b>. Male: Idiosoma length 729; width 672. Dorsum mostly unsclerotized. Dorsum anteriorly with a pair of small platelets: length 60; width 46, each with a seta, and located anterior to a single larger posterior platelet: length 148, width 102. Venter with coxae in four groups; Cx-I separate medially; Cx-IV with a large area of sclerotization extending posteriorly beyond the genital field; A large plate, 332 wide located behind the genital plates and anteriorly between Cx-IV area of secondary sclerotization. Genital field: 170 long, with 110, with three pairs of elongate acetabula; length P1–5:19, 99, 44, 109, 17; P2 with three dorsal setae and on the ventral margin a short seta located on a tiny hump. Length: I-leg-4–6: 116, 150, 156; IV-leg-4–6: 134, 160, 196; IV-leg-6 without large terminal seta, only two minute setae are present; IV-leg-5 with 12 ventral setae. Numbers of swimming setae: III-leg-4: 1, III-leg-5: 2, IV-leg-3–5: 6.</p><p>Female: Unknown.</p><p><b>Etymology</b>. Named for its occurrence in a swamp.</p><p><b>Remarks</b>. Only two species are known in the Oriental region of the subgenus <i>Nilotonia</i> (Panesar 2004). Both species lack the large plate posteriorly to the genital field.</p>