Species

Onchestus lugens (Thunberg, 1815) (Nomen dubium)

Nomenclature (4)

Phasma lugens Thunberg, 1815: 297. (nomen dubium)
Syntype; 227e2a01-97c1-4e49-9e3c-06bb5787dfce; Unknown
Phasma lugens Thunberg, 1815 in Westwood, 1859: 183.

Kirby, W.F. (1904) A synonymic catalogue of Orthoptera. 1. Orthoptera Euplexoptera, Cursoria et Gressoria. (Forficulidae, Hemimeridae, Blattidae, Mantidae, Phasmidae). The Trustees of the British Museum, London, Vol. 1, 501 pp. Available at http://www.biodiversitylibrary.org/item/29661
Otte, D. & Brock, P.D. (2005) In Phasmida Species File. Catalog of Stick and Leaf Insects of the world. The Insect Diversity Association at the Academy of Natural Sciences, Philadelphia. 414 pp. Available at http://www.goodreads.com/book/show/24725959-phasmida-species-file

Thunberg, C.P. (1815) Hemipterorum maxillosorum genera illustrata plurimisque novis speciebus ditata ac descripta. Mémoires de L'Académie Impériale des Sciences de St. Pétersbourg, 5, 211–301, pl. 3. Available at http://www.biodiversitylibrary.org/item/44403#page/257/mode/1up
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

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	1	2