Genus Thrasymemnon Fennah, 1965

Museums

Regional Maps

• Thrasymemnon Fennah, R.G. 1965. Delphacidae from Australia and New Zealand (Homoptera: Fulgoroidea). Bulletin of the British Museum (Natural History) Entomology 17(1): 1-59 [43].

  Type species:

   Delphax kaha Kirkaldy, 1907 by original designation.

Introduction

An endemic monotypic genus created for a species from the wet tropics of North Queensland and Tambourine Mts in SE Queensland.

Distribution

States

Queensland

IBRA and IMCRA regions

IBRA

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

Diagnosis

Vertex longer medially than broad at base (about 1.3 : 1), subrectangularly rounding into frons, slightly narrower at apex than at base, lateral margins straight or shallowly concave, apical margin transverse with submedian carinae moderately prominent, Y-shaped carina present, submedian carinae not uniting at apex of vertex, basal compartment of vertex wider at hind margin than greatest length; frons in middle line longer than wide at widest part (approximately 2.5 : 1), widest near middle, lateral margins shallowly arcuate, median carina forked in basal half; postclypeal disc rather longer than broad at base, in profile weakly convex; rostrum surpassing mesotrochanters, almost attaining post-trochanters; antennae slightly surpassing frontoclypeal suture, basal segment twice as long as broad, second segment longer than first (about 1.7 : 1); ocelli prominent. Pronotum with disc slightly longer in middle line than broad at anterior margin, lateral carinae straight or weakly convex, almost attaining hind margin. Post-tibial spur with about 16 teeth, including one at apex. Anal segment of ♂ short, lateroapical angles indistinct, not produced in a process. Pygofer moderately long, posterior opening distinctly longer dorsoventrally than broad, ventral margin produced caudad in a process medially; diaphragm broad (Fennah 1965)

ID Keys

Fennah 1965: 4

Diagnosis References

Fennah, R.G. 1965. Delphacidae from Australia and New Zealand (Homoptera: Fulgoroidea). Bulletin of the British Museum (Natural History) Entomology 17(1): 1-59 [43]

History of changes