species

Planososibia esacus (Westwood, 1859)

Banded Sosibia

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female, lateral view of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female: head & thorax, dorsal view of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female: head & thorax, lateral view of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female wings of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female: end of abdomen, dorsal view of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562055; c7b3f706-0afc-4d5f-b4c9-28548e119779: copyright OUMNH. female: end of abdomen, lateral view of Necroscia esacus (holotype). (CollectionObject).

CollectionObject 1562056; NMW 1069, 0e5517bf-b504-46ef-9bb5-ccc0a1c42fad: copyright NMW, Vienna. male of synonym Sosibia falcifera (lectotype / paralectotype). (CollectionObject).

CollectionObject 1562056; NMW 1069, 0e5517bf-b504-46ef-9bb5-ccc0a1c42fad: copyright NMW, Vienna. male, lateral view of synonym Sosibia falcifera (lectotype). (CollectionObject).

CollectionObject 1562056; NMW 1069, 0e5517bf-b504-46ef-9bb5-ccc0a1c42fad: copyright NMW, Vienna. male: end of abdomen, lateral view of synonym Sosibia falcifera (lectotype). (CollectionObject).

Nomenclature (40)

Necroscia esacus Westwood, 1859: 132, pl. 16:4. (valid)
Holotype; female; c7b3f706-0afc-4d5f-b4c9-28548e119779; deposited at: Oxford University Museum of Natural History (OUM); Singapore
Sosibia esacus (Westwood, 1859) in Kirby, 1904: 368.
... Show all ... (36)

Sosibia dubiosa Redtenbacher, 1908: 538.
Syntypes (n= 2); female; 0d7d0027-3c99-4728-8057-46d24c2ee865; deposited at: Museum für Naturkunde der Humboldt-Universitat, Berlin, German (ZMHUB);
Sosibia falcifera Redtenbacher, 1908: 536.
Lectotype; male; NMW 1069; deposited at: Naturhistorisches Museum, Wien (NMW); Perak: Kuala Kangsar
Sosibia esacus (Westwood, 1859) in Redtenbacher, 1908: 537.
Sosibia esacus (Westwood, 1859) in Bruner, 1915: 238.
Sosibia esacus (Westwood, 1859) in Seow-Choen, Pin, Brock & Seow-En, 1994: 394.
Sosibia esacus (Westwood, 1859) in Seow-Choen, Brock & Seow-En, 1994: 8.
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Brock, 1995: 93.
Sosibia esacus (Westwood, 1859) in Brock, 1995: 93.
Sosibia esacus (Westwood, 1859) in Tay & Seow-Choen, 1996: 181.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 1997: 107, figs..
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Brock, 1998: 28.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 1998: 89.
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Brock, 1999: 179.
Sosibia esacus (Westwood, 1859) in Brock, 1999: 114, fig., 179.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 1999: 300.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 1999: 75.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 2000: 31, pl. 79.
Sosibia esacus (Westwood, 1859) in Seow-Choen, Grinang & Naming, 2004: 400.
Sosibia dubiosa Redtenbacher, 1908 in Zompro, 2005: 260.
Sosibia dubiosa Redtenbacher, 1908 in Otte & Brock, 2005: 322.
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Otte & Brock, 2005: 322.
Sosibia esacus (Westwood, 1859) in Seow-Choen, 2005: 69.
Sosibia esacus (Westwood, 1859) in Otte & Brock, 2005: 322.
Sosibia dubiosa Redtenbacher, 1908 in Seow-Choen, 2016: 225. Phylogeny or classification
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2016: 224, 225, figs. Image or description
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2017: 102, figs. Image or description; Phylogeny or classification
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2017: 71. Image or description; Phylogeny or classification
Sosibia dubiosa Redtenbacher, 1908 in Seow-Choen, 2018: 318. Phylogeny or classification
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2019
Planososibia esacus (Westwood, 1859) in Seow-Choen, Seow-En, Chua & Choo, 2019: 382. Specimen or distribution
Sosibia dubiosa Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Seow-Choen, 2020: 214. Phylogeny or classification
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Seow-Choen, 2020: 214. Phylogeny or classification
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2020: 214, figs. Image or description; Phylogeny or classification
Sosibia dubiosa Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Seow-Choen, 2021: 561. Phylogeny or classification
Sosibia falcifera Redtenbacher, 1908 (subjective synonym of Necroscia esacus Westwood, 1859) in Seow-Choen, 2021: 561. Phylogeny or classification
Planososibia esacus (Westwood, 1859) in Seow-Choen, 2021: 561, figs. Image or description; Phylogeny or classification

Planososibia esacus (Westwood, 1859) in Brock & Büscher, 2022: 542. Specimen or distribution
Necroscia esacus Westwood, 1859 in Seow-Choen, 2025: 208. Image or description; Specimen or distribution

Nomenclature references (29)

Brock, P.D. & Büscher, T.H. (2022) Stick and leaf-insects of the world, Phasmids. NAP Editions, France: Verrières-le-Buisson, 612 pp. Available at http://www.napeditions.com/en/67-stick-and-leaf-insects-of-the-world.html
Brock, P.D. (1995) Catalogue of Stick and Leaf-Insects (Insecta: Phasmida) associated with Peninsular Malaysia and Singapore. Malayan Nature Journal, 49(2), 83–102. Available at http://www.researchgate.net/publication/348052167_Catalogue_of_Stick_and_Leaf-Insects_Insecta_Phasmida_associated_with_Peninsular_Malaysia_and_Singapore_Malaysian_Naturalist_49283-102
... Show all ... (25)

Westwood, J.O. (1859) Catalogue of the orthopterous insects in the collection of the British Museum. Part I. Phasmidae. British Museum, London, 196 pp, 48 pl. Available at http://www.archive.org/details/catalogueofortho00brituoft
Zompro, O. (2005) Catalogue of type-material of the insect order Phasmatodea, housed in the Museum für Naturkunde der Humboldt-Universität zu Berlin, Germany and in the Institut für Zoologie der Martin-Luther-Universität zin Halle (Saale), Germany. Mitteilungen aus dem Museum für Naturkunde in Berlin. Deutsche entomologische Zeitschrift, 52(2), 251–290. Available at http://www.researchgate.net/publication/230127862_Catalogue_of_type-material_of_the_insect_order_Phasmatodea_housed_in_the_Museum_fur_Naturkunde_der_Humboldt-Universitat_zu_Berlin_Germany_and_in_the_Institut_fur_Zoologie_der_Martin-Luther-Universitat

Descendants and synonyms

Stats

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
Taxon	Valid names
Rank	Extant	Fossil	Invalid	Total
species	1	0	4	5