- ↑ Kirby, W. F. (1889) A revision of the subfamily Libellulinae, with descriptions of new genera and genera. [Date important, cf Selys' Odonates de Sumatra]., Proceedings Zoological Society London 12 (9): 249-348, incl. pl. 51-57.
- ↑ Karsch, F. (1889) Libellula herculea, eine neue südamerikanische Art mit innerem Dreieck der Hinterflügel., Entomologische Nachrichten 15 (15): 235-236.
- ↑ 3.0 3.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ Odonata: Catalogue of the Odonata of the World. Tol J. van , 1 Agosto 2008