Species Hecalus porrectus (Walker, 1858)

Hecalus porrectus (Walker), adult.

© Copyright Murray Fletcher, Orange Agricultural Institute.

Museums

Regional Maps

• Acocephalus porrectus Walker, F. 1858. List of specimens of Homopterous insects in the collection of the British Museum. Supplement. London : British Museum (Natural History) 369 pp. [262].

  Type data:

   Holotype BMNH ♀ (coll.: pres. R. Templeton), Sri Lanka.
• Platymetopius lineolatus Motschulsky, V.I. 1859. Homoptères. In, Insectes des Indes orientales, et de contrées analogues. Etudes Entomologiques, rédigées par Victor de Motschulsky. 25-118 pp. [114].

  Type data:

   Syntype(s) ZMM 2 ♀ (one syntype is badly damaged), Mt Noura-Ellia, Sri Lanka.
• Hecalus kirschbaumii Stål, C. 1870. Hemiptera insularum Philippinarum. Bidrag till Philippinska oarnes Hemipter-fauna. Öfversigt af Kongliga Svenska Vetenskaps-Akademiens Förhandlingar. Stockholm 27: 607-776 [737].

  Type data:

   Holotype NHRM ♀, Philippines.
• Jassus (Deltocephalus) alacer Stål, C. 1859. Hemiptera. Species novas descripsit. Kongliga Svenska fregatten Eugenies Resa omkring jorden under befäl af C.A. Virgin åren 1851-1853 (Zoologi) 4: 219-298 [293].

  Type data:

   Holotype NHRM ♂ (coll. Kimb. Webb & Viraktamath (2009) stated that the type was a male but Stål (1859) gives measurements only of a female), Hong Kong, China.
• Thomsoniella viridis Distant, W.L. 1908. Rhynchota. — Vol. IV. Homoptera and Appendix. The Fauna of British India including Ceylon and Burma 4: 1-501 [280] [junior homonym; of Parabolocratus viridis Uhler, 1877].

  Type data:

   Lectotype BMNH 1911–383 ♀ (21.i.1907, Dist. coll.), Calcutta, India.

  Subsequent designation references:

  Morrison, W.P. 1973. A revision of the Hecalinae (Homoptera : Cicadellidae) of the Oriental Region. Pacific Insects 15: 379-438 [422].
• Thomsoniella albomaculata Distant, W.L. 1908. Rhynchota. — Vol. IV. Homoptera and Appendix. The Fauna of British India including Ceylon and Burma 4: 1-501 [280].

  Type data:

   Lectotype BMNH 1911–383 ♂ (coll.: H.M. Lefroy, Dist. coll.), Pusa, E. Bengal.

  Subsequent designation references:

  Morrison, W.P. 1973. A revision of the Hecalinae (Homoptera : Cicadellidae) of the Oriental Region. Pacific Insects 15: 379-438 [422].
• Parabolocratus rusticus Distant, W.L. 1918. Rhynchota. Homoptera: Appendix. Heteroptera: Addenda. The Fauna of British India including Ceylon and Burma 7(i-viii): 1-210 [31] [replacement name; for Thomsoniella viridis Distant, 1908].
• Parabolocratus merinoi Capco, S.R. 1959. The Philippine species of Parabolocratus. Philippine Journal of Science 88(3): 325-334 [333].

  Type data:

   Holotype PBPI ♂ (coll.: 4.iii.1954, S.R. Capco), Luzon, Trinidad, Mountain Province, Philippines.

Taxonomic Decision for Synonymy

• Melichar, L. 1903. Homopteren-Fauna von Ceylon. Berlin: Felix L. Dames. 248 pp. [172] (synonymy of P. lineolatus)
• Distant, W.L. 1908. Rhynchota. — Vol. IV. Homoptera and Appendix. The Fauna of British India including Ceylon and Burma 4: 1-501 [278] (synonymy of H. kirschbaumii)
• Morrison, W.P. 1973. A revision of the Hecalinae (Homoptera : Cicadellidae) of the Oriental Region. Pacific Insects 15: 379-438 [421] (synonymy of T. viridis and P. merinoi and ?T. albomaculata)
• Webb, M.D. & Viraktamath, C.A. 2009. Annotated check-list, generic key and new species of Old World Deltocephalini leafhoppers with nomenclatorial changes in the Deltocephalus group and other Deltocephalinae (Hemiptera, Auchenorrhyncha, Cicadellidae). Zootaxa 2163: 1-64 [29] (Synonymy of J. alacer )

Generic Combinations

• Thomsoniella porrecta (Walker, 1858). —
  Distant, W.L. 1908. The Fauna of British India, including Ceylon and Burma. Rhynchota. London : Taylor & Francis Vol. 4 xv 501 pp. [278]
• Linnavuoriella porrecta (Walker, 1858). —
  Evans, J.W. 1966. The leafhoppers and froghoppers of Australia and New Zealand. Memoirs of the Australian Museum 12: 1-347 [134]
• Hecalus porrectus (Walker, 1858). —
  Morrison, W.P. 1973. A revision of the Hecalinae (Homoptera : Cicadellidae) of the Oriental Region. Pacific Insects 15: 379-438 [421]
• Parabolocratus porrectus (Walker, 1958). —
  Distant, W.L. 1918. Rhynchota. Homoptera: Appendix. Heteroptera: Addenda. The Fauna of British India including Ceylon and Burma 7(i-viii): 1-210 [31]

Introduction

This distinctively marked species is widespread in the Oriental region which is why it has so many synonyms. In Australia it is restricted to the coastal regions of Queensland.

Distribution

States

Queensland

IBRA and IMCRA regions

IBRA

Qld: South Eastern Queensland (SEQ), Wet Tropics (WT)

Ecological Descriptors

All stages: phloem feeder (associated flora: Eleusine sp. [POACEAE]; Panicum sp. [POACEAE]; Oryza sp. [POACEAE]).

Diagnosis

Female. Pale greenish testaceous. Head conical in front, where it forms a very thin edge. Oviduct red. Legs whitish.
Fore wings white, with a slight greenish tinge; veins pale. Hind wings white, vitreous. Length of the body 2 lines; of the wings 4 lines. (Walker 1858).

General coloration pale green with orange markings. Female with four longitudinal orange markings which extend from near the anterior margin of the crown to the hind margin of the pronotum. Length ♂ 5–5.2 mm, ♀ 6–6.2 mm (Evans 1966).

Diagnosis References

Evans, J.W. 1966. The leafhoppers and froghoppers of Australia and New Zealand. Memoirs of the Australian Museum 12: 1-347 [135]

Walker, F. 1858. List of specimens of Homopterous insects in the collection of the British Museum. Supplement. London : British Museum (Natural History) 369 pp. [252]

History of changes