Hadrothemis infesta (Karsch, 1891)
Slender Jungleskimmer

Type locality: Cameroon, no locality data available.

Diagnosis

Male is unlike other Hadrothemis species by the combination of (1) labium pale with contrasting black central marking, sometimes all black; (2) labrum at least partly black; (3) wing bases clear rather than brown, but tips (in contrast) usually darkened; (4) 2 rather than 1 Cux in Hw; (5) no cell-doublings in medial planate of Fw and Hw, rarely 1 or 2; (6) anterior lamina at least as high as hamule; (7) Abd slender rather than broader and tapered, and parallel-sided but slightly wider at S7-8, S2 under 3 mm broad, initially black with yellow streaks, but darkening and becoming pruinose at base with maturity. [Adapted from Dijkstra & Clausnitzer 2014]

Habitat description

Standing and often temporary waters in open areas in forest, but sometimes shaded. Often with coarse detritus and a soft (like muddy) bottom. From 0 to 1300 m above sea level.

Distribution

confirmed: Benin; Côte d'Ivoire; Cameroon; Central African Republic; Congo-Brazzaville; Democratic Republic of the Congo; Equatorial Guinea; Gabon; Ghana; Liberia; Nigeria; Republic of Guinea; Sierra Leone; Uganda


Male (young) © Dirk Motshagen


Male (mature) © Bart W??rsten


Abdominal segment 2 (lateral view)

Map citation: Clausnitzer, V., K.-D.B. Dijkstra, R. Koch, J.-P. Boudot, W.R.T. Darwall, J. Kipping, B. Samraoui, M.J. Samways, J.P. Simaika & F. Suhling, 2012. Focus on African Freshwaters: hotspots of dragonfly diversity and conservation concern. Frontiers in Ecology and the Environment 10: 129-134.


Barcode specimen(s):


Male; Liberia, Nimba County, eastern flank Mts Gangra and Yuelliton © Dijkstra, K.-D.B. & M. Darpay


Male; Democratic Republic of Congo, Province Orientale,

References

  • Karsch, F. (1891). Übersicht der von Herrn Dr. Paul Preuss in Deutsch-West-Afrika 1890 gesammelten Odonaten. Entomologische Nachrichten, 17, 65-81.
  • Pinhey, E.C.G. (1962). Some records of Odonata collected in tropical Africa. Journal Entomological Society Southern Africa, 25, 20-50. [PDF file]
  • Schouteden, H. (1934). Annales Musee Congo belge Zoologie 3 Section 2, 3, 1-84. [PDF file]
  • D' Andrea, M., and Carfi, S. (1997). Nuove raccolte di odonati del Camerun con note su Agriocnemis maclachlani Selys, 1877 edescrizione di Agriocnemis dissimilis sp. nov. e Trithemis osvaldae sp. nov. Atti Societa italiana Scienze naturali, 136, 157-190. [PDF file]

Citation: Dijkstra, K.-D.B (editor). African Dragonflies and Damselflies Online. http://addo.adu.org.za/ [2017-12-12].