Ranatra lansburyi Chen, Nieser & Ho, 2004

Tran, A. D. & Zettel, H., 2021, Taxonomic review of the Ranatra gracilis group sensu Lansbury, 1972 (Nepomorpha: Nepidae), with descriptions of four new species, Raffles Bulletin of Zoology 69, pp. 45-70 : 66

publication ID	https://doi.org/ 10.26107/RBZ-2021-0005
publication LSID	lsid:zoobank.org:pub:D63943BE-00B0-409E-BCE4-96942D33114E
DOI	https://doi.org/10.5281/zenodo.5449965
persistent identifier	https://treatment.plazi.org/id/610CF11B-E01A-FFC2-FF55-2226FB67FE96
treatment provided by	Diego
scientific name	Ranatra lansburyi Chen, Nieser & Ho, 2004
status

Treatment

Ranatra lansburyi Chen, Nieser & Ho, 2004 View in CoL

Ranatra lansburyi Chen, Nieser & Ho, 2004: 89 View in CoL (type locality: Chiang Mai, Thailand). — D. Polhemus & J. Polhemus, 2012: 247 (record Myanmar).

Material examined. THAILAND: 1 male, 1 female ( NHMW, previously det. as R. parmata by N. Nieser), Chiang Mai Province, W Mae Rim, Mae Sa N.P., Mae Sa Falls , coll. H. Zettel, 30–31 October 1995 .

Diagnosis. Body length: males 27–31, females 31–34; ratio of siphon length: body length ca. 0.4; lorum lower clypeus and without nodule dorsally; ratio of eye width: interocular width ca. 0.8; posterior width of pronotum ca. 1.25× anterior width; pronotal length ca. 1.5× fore coxa length; hemelytra reaching posterior margin of abdominal tergum VI; posterior margin of metasternum roundly emarginated, with very narrow or indistinct sublateral grooves; fore femur on flexor side with a median tooth and a median carina, without preapical tooth; hind femur, when folded back parallel to body reaching anterior quarter of operculum (in males) or only slightly surpassing mid-length of abdominal sternum VI (in females); paramere: ventral side before apical hook with large, bi-lobed process, hook with truncate tip.

Distribution. Myanmar, North Thailand (Chiang Mai), Southwestern China (Yunnan) ( Chen et al., 2004; D. Polhemus & J. Polhemus, 2012).