Species Barsac cinerascens Fletcher, 1988

Barsac cinerascens Fletcher, adult.

© Copyright Murray Fletcher, Orange Agricultural Institute.

Museums

Regional Maps

• Barsac cinerascens Fletcher, M.J. 1988. The Australian genera of Flatidae (Homoptera: Fulgoroidea). General and Applied Entomology 20: 9-32 [22].

  Type data:

   Holotype ANIC 9471 ♂ (coll.: 28.x.1958, E.F. Riek), Coolgardie, Western Australia.

Introduction

This species appears to be a genuine desert dweller having been recorded in the Great Victoria Desert, Nullabor Plains, Coolgardie and other remote localities in South Australia and Western Australia.

Distribution

States

South Australia, Western Australia

IBRA and IMCRA regions

IBRA

SA, WA: Coolgardie (COO), Eyre Yorke Block (EYB), Great Victoria Desert (GVD), Nullarbor (NUL)

Ecological Descriptors

All stages: phloem feeder.

Diagnosis

Coloration. Dark brown to black. Clypeus orange with testaceous median carina. Frons dark brown with scattered small testaceous spots and pale median carina. Vertex black with triangular white patch on each side behind raised front margin and small orange patch on lateral part of hind margin on each side. Pronotum dark brown with testaceous granules. Mesonotum pitchy with yellowish markings along lateral carinae and along either side of midline, and with yellowish speckling laterally. Tegmen dark brown, tending to black on apical portion, with light brown longitudinal veins and subapical line. Granules white. End of subapical line near clavus with white patch. legs brown. Morphology. Frons about as long as wide with lateral margins straight to widest part level with antennae, then sharply incurved to clypeus. Vertex with front margin obtusely angulate medially. Pronotum front margin evenly convex, reaching nearly to level with front of eyes, hind margin moderately concave. Tegmen with dense granules on basal half of clavus and in costal membrane. Granules absent from costal cell, evenly scattered over rest of tegmen. Crossveins sparse, absent from clavus. Spines at apex of hind tibia normally eight with two set at different level to other six. Smaller specimens have fewer spines at apex of hind tibia and first hind tarsal segment. Male genitalia. Pygofer without process on posterodorsal corner. Paramere convex with strongly developed outwardly curving process on dorsal margin. Anal segment short, medially cleft to base of 10th segment (Fletcher 1988).

Diagnosis References

Fletcher, M.J. 1988. The Australian genera of Flatidae (Homoptera: Fulgoroidea). General and Applied Entomology 20: 9-32 [22]

History of changes