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January 25, 2019

Tosena depicta Distant, 1888

Tosena depicta Distant, 1888 is a cicada found on Borneo (Brunei, Indonesia, and Malaysia), and possbily other islands of the Malay archipelago.

Scientific classification:
Family: Cicadidae
SubFamily: Cicadinae
Tribe: Tosenini
Genus: Tosena
Species: Tosena depicta Distant, 1888

Tosena depicta Distant, 1888

Species specimen description from A Monograph of Oriental Cicadas by W.L. Distant:

Head and thorax above black; head with a spot at apex of front and a spot at each anterior angle of vertex, two central spots on anterior margin of pronotum, the posterior margin of pronotum, four spots in transverse series on mesonotum, and the posterior margin of mesonotum ochraceous ; the centre of basal cruciform elevation black. Abdomen above reddish ochraceous, with a central, longitudinal, narrow, dorsal, fuscous fascia. Head beneath, sternum, a lateral fascia to opercula, and legs black; a spot at base and one on each side of base of face ; coxas, apices of femora and tibia, tarsi (excluding base) and rostrum (excluding apex) ochraceous. Body beneath ochraceous, the basal segment blackish.

Tegmma dark olivaceous, the costal membrane and the venation reddish ochraceous, and with a transverse and slightly oblique greyish-white fascia near centre, not extending above the base of the second ulnar area; posterior basal margin narrowly reddish ochraceous. Wings black, the basal area reddish ochraceous, with its posterior margin black.

The rostrum reaches the apex of the basal abdominal segment, and the tegmina have their apices considerably attenuated.

Long. excl. tegm. 36 millim. Exp. tegm. 90 millim.

References:

  1. The illustration, description and location information comes from A Monograph of Oriental Cicadas by W. L. Distant. 1889-1892. Read it on the Biodiversity Heritage Library website.
  2. Species name information comes from Allen Sanborn’s Catalogue of the Cicadoidea (Hemiptera: Auchenorrhyncha).