''Onomarchus'' is a genus of bush crickets or katydids found mainly distributed in the

tropical forests Tropical forests are forested ecoregions with tropical climates – that is, land areas approximately bounded by the tropics of Cancer and Capricorn, but possibly affected by other factors such as prevailing winds. Some tropical forest types ...

of Asia. Like many other members of the subfamily

Pseudophyllinae The subfamily Pseudophyllinae contains numerous species in the family Tettigoniidae, the katydids or bush crickets. Sometimes called "true katydids", together with the cricket (insect), crickets of suborder Ensifera, they form part of the insect ...

, their wings appear very leaf-like. Onomarchus wing

A study of ''O. uninotatus'' found it to produce sounds at an unusually low frequency of about 3.5 kHz. The tympanal membrane cuts out high frequencies unlike the sound filters found in other Tettigoniids.

Species

The species in the genus include * '' Onomarchus bisulcatus'' Ingrisch & Shishodia, 1998 * '' Onomarchus cretaceus'' (Serville, 1838) * '' Onomarchus leuconotus'' (Serville, 1838) - type species (locality

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

) * '' Onomarchus philippinensis'' Weidner, 1965 * '' Onomarchus uninotatus'' (Serville, 1838)

References

External links

* {{Taxonbar, from=Q7094468 Tettigoniidae genera Taxa named by Carl Stål Pseudophyllinae