Australian Biological Resources Study

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Tribe Machaerotini Stål, 1858


Compiler and date details

8 June 2010 - Murray J. Fletcher

 

Introduction

The Machaerotini are immediately recognisable by the posterior prolongation of the scutellum to form a needle-like spine. The world fauna is almost entirely Oriental with extensions north to Japan and SE to New Guinea and northern Australia. Maa (1963) recognised 6 genera containing 51 species with the Australian fauna comprising two species in the species-rich Oriental genus Machaerota Burmeister.

 

Diagnosis

Head somewhat broader than anterier end of pronotum. Supra-antennal triangle never clearly defined. Pronotum with 4 distinct calli. Posterior portion of scutellum more or less elevated, always sharply divided into dorsal (sulcus area) and lateral surfaces and with a free spine-like process. Mesonotal process, pointed, strongly produced caudad. Tegmen long, narrow, always transparent, almost always smooth, venation uniform, never strongly reticulate. Hind tibia with 1 or no lateral spine (Maa 1963).

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
27-Apr-2012 27-Apr-2012 MODIFIED
31-May-2010 31-May-2010 ADDED
26-Jul-2010 30-May-2010 MODIFIED
12-Feb-2010 (import)