Aglaothorax

Caudell, 1907

ovate shieldbacks

Species Guides

5

Aglaothorax is a of flightless katydids in the Tettigoniidae, commonly known as ovate shieldbacks. The genus comprises six described distributed in the southwestern United States. These insects are characterized by their reduced or absent wings and compact, shield-like body form. The genus was established by Caudell in 1907.

Aglaothorax morsei by (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda. Used under a CC-BY license.Aglaothorax morsei ssp. santacruzae by Ken-ichi Ueda. Used under a CC BY 4.0 license.Aglaothorax ovata by Alex Heyman. Used under a CC0 license.

Pronunciation

How to pronounce Aglaothorax: //ˌæɡliəˈθɔrəks//

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Identification

Members of Aglaothorax can be distinguished from other Tettigoniidae by their ovate, shield-shaped body and reduced or absent wings (brachypterous to condition). The is placed in the tribe Apteropedetini, which contains flightless katydids. -level identification requires examination of male genitalia and other subtle morphological characters.

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Distribution

Arizona, California, and Nevada, United States.

Similar Taxa

  • Other Apteropedetini generaShare the flightless condition and compact body form; distinguished by specific body proportions and genitalic .
  • Winged Tettigoniidae generaAglaothorax is readily distinguished by its reduced or absent wings versus the fully developed wings typical of most katydids.

More Details

Species diversity

The contains six described : A. diminutiva, A. gurneyi, A. longipennis, A. morsei, A. ovata, and A. propsti. Several species have been described relatively recently (1968–1981), suggesting ongoing taxonomic work.

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Sources and further reading