Ewartia

Popple, Lindsay W., 2017, A revision of the Ewartia oldfieldi (Distant) species complex (Hemiptera: Cicadidae: Cicadettinae) with five new species from eastern and northern Australia, Zootaxa 4263 (3), pp. 401-449 : 404

publication ID

https://doi.org/ 10.11646/zootaxa.4263.3.1

publication LSID

lsid:zoobank.org:pub:389C914F-C923-47E5-8908-58E68615516A

DOI

https://doi.org/10.5281/zenodo.6042391

persistent identifier

https://treatment.plazi.org/id/EF5C070C-545C-FFB3-FF1C-FBCDFA7F6E42

treatment provided by

Plazi

scientific name

Ewartia
status

 

Key to species in the genus Ewartia View in CoL

1. Specimen mainly medium brown to dark brown or green to brown with a brown or red central stripe along dorsum (eastern or northern Australia)....................................................................................2

- Specimen uniform pale green to yellow-brown, lacking a brown or red central stripe (central Western Australia)..... cuensis View in CoL

2. Central fascia of pronotum either darker than or similar to remainder of pronotum..................................3

- Central fascia of pronotum yellow-brown and distinctly paler than remainder of pronotum (Cooktown to Cape York, northern Queensland)..................................................................................... .. brevis View in CoL

3. Head width 3.5–4.5 mm; pronotum greenish to yellow-brown, typically without a brown central fascia (southern edge of the Top End of the Northern Territory)........................................................... thamna View in CoL ( Fig. 2 View FIGURE 2 E)

- Head width 4.9–7.0 mm; pronotum greenish or olive-brown, typically with a dark brown, brown or reddish central fascia...4

4. Thorax with lateral sigilla on mesonotum clearly paler than submedian sigilla; specimen mainly green with a conspicuous brown stripe medially along dorsum.......................................................................5

- Thorax with lateral sigilla and submedian sigilla on mesonotum both equally dark brown to black; specimen mainly medium brown to dark brown (Cape York, northern Queensland).......................................... .. carina View in CoL ( Fig. 2 View FIGURE 2 F)

5. Central fascia of pronotum reddish or dark brown; the anterior portion of this fascia being wider than the inner margins of the lateral ocelli.......................................................................................... 6

- Central fascia of pronotum medium brown; the anterior portion of this fascia being narrower than the inner margins of the lateral ocelli (southern Queensland to mid-northern New South Wales)................................. roberti View in CoL ( Fig 2 View FIGURE 2 B)

6. Head width <5.9 mm; female ovipositor extends approximately 3 mm beyond the apex of abdominal segment 9 (Top End of the Northern Territory)..................................................................... etesia View in CoL ( Fig. 2 View FIGURE 2 D)

- Head width typically> 5.9 mm; female ovipositor extends <2.6 mm beyond the apex of abdominal segment 9............ 7

7. Central fascia of pronotum broadens posteriorly to margin of pronotal collar; female ovipositor extends 2.0– 2.5 mm beyond the apex of abdominal segment 9 (south-eastern Queensland north to the Tropic of Capricorn)........... oldfieldi View in CoL ( Fig. 2 View FIGURE 2 A)

- Central fascia of pronotum broadens posteriorly, then narrows abruptly anterior to margin of pronotal collar; female ovipositor extends <0.5 mm beyond the apex of abdominal segment 9 (inland Queensland and New South Wales).... lapidosa View in CoL ( Fig. 2 View FIGURE 2 C)

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadidae

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