Species Tharra evansi Nielson, 1975

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Regional Maps

• Tharra evansi Nielson, M.W. 1975. A revision of the subfamily Coelidiinae (Homoptera: Cicadellidae). Tribes Tinobregmini, Sandersellini and Tharrini. Bulletin of the British Museum (Natural History) Entomology (Supplement) 24: 1-197 [131].

  Type data:

   Holotype BPBM ♂ (coll.: ix.1921, Pemberton), Hambledon, Queensland.

Introduction

This species has only been found in the wet tropics of North Queensland. It was named "for Dr J.W. Evans, a renowned Homopterist from Australia."

Distribution

States

Queensland

IBRA and IMCRA regions

IBRA

Qld: Wet Tropics (WT)

Ecological Descriptors

All stages: phloem feeder.

Diagnosis

General colour light fuscous. Crown ochraceous; eyes grey-fuscous; pronotum deep ochraceous; scutellum yellow with fuscous angles; elytra fuscous, apical third deep fuscous; clypeus and clypellus testaceous in ♂, rufofuscous in ♀. Length: ♂ 4.3–-4.4 mm, ♀ 5.1–5.3 mm. Nielson (1975) provides a detailed description of the morphology, including male genitalia.
This species can be separated from other Australian species of the genus by the presence of a small, subbasal aperture on the pygofer process (Nielson 1975).

ID Keys

Nielson 1975: 35

Diagnosis References

Nielson, M.W. 1975. A revision of the subfamily Coelidiinae (Homoptera: Cicadellidae). Tribes Tinobregmini, Sandersellini and Tharrini. Bulletin of the British Museum (Natural History) Entomology (Supplement) 24: 1-197 [131]

History of changes