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November 3, 2018

Oncotympana nigristigma (Walker, 1850)

Oncotympana nigristigma (Walker, 1850) used to be called Dokumu nigristigma (now its a junior synonym). Yes, its name has changed since 1913!

This cicada is found in the Philippines.

Scientific classification:
Family: Cicadidae
SubFamily: Cicadinae
Tribe: Cicadini
SubTribe: Oncotympanina
Genera: Oncotympana
Species: Oncotympana nigristigma (Walker, 1850)

Oncotympana nigristigma (Walker, 1850)

Oncotympana genus description by W. L. Distant:

Characters. — Head (including eyes) nearly as wide or distinctly narrower than base of mesonotum, its length about or nearly equal to space between eyes; pronotum considerably shorter than mesonotum, its lateral margins a little convex, its posterior angles ampliated; mesonotum large, convex; abdomen in male short, broad, about as long as space between apex of head and base of cruciform elevation; tympanal coverings very globose and projecting beyond the lateral abdominal margins; opercula m male short, transverse, with their disks a little convex; anterior femora spined beneath; rostrum passing the posterior coxae ; tegmina and wings hyaline, the first usually more or less maculate, apical areas eight, venation normal.

References:

  1. The illustration and genus description comes from the journal Genera Insectorum, and a specific article from 1913 by W. L. Distant titled Homoptera. Fam. Cicadidae, Subfam, Cicadinae. Read it on the Biodiversity Heritage Library website.
  2. Current species name verified using Allen Sanborn’s Catalogue of the Cicadoidea (Hemiptera: Auchenorrhyncha).

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