lunes, 8 de enero de 2007

Tettigoniidae (Grillo de matoral)



Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Orthoptera
Suborder: Ensifera
Superfamily: Tettigonioidea
Family: Tettigoniidae

Spanish:
Los Tettigoniidae, tambien llamados esperanzas, pertenecen a los Orthoptera, Ensifera, Tettigonoidea. Se reconocen por sus alas largas, muchas veces imitando las hojas. Algunas especies parecen tanto a hojas que miman manchitas de hongos o liquenes sobre sus alas. La mayoría de las especies son verdes pero algunas son cafés. Algunos grupos presentan alas cortas. El ovipositor tiene forma de sable o de hoz, aplastado lateralmente. Los huevos están puestos sobre o adentro de la orilla de las hojas.

English:
The family Tettigoniidae contains the more than 6,800 species known in American English as katydids and in British English as bush-crickets. It is part of the suborder Ensifera and the only family in the superfamily Tettigonoidea. They are also known as long-horned grasshoppers, although they are more closely related to crickets than to grasshoppers.
Tettigoniids may be distinguished from grasshoppers by the length of their antennae, which may exceed their own body length, while in grasshoppers are always relatively short.
The name "katydid" comes from the sound produced by species of the North American genus Pterophylla (literally "winged leaf"). The males of katydids have sound-producing organs (via stridulation) located on the hind angles of their front wings, which in some species produce a soundthought to resemble the words "Katy did, Katy didn't", hence the name. In some species females are also capable of stridulation.
There are about 255 species in North America, but the majority of species live in the tropical regions of the world.
The diet of tettigoniids includes leaves, flowers, bark, and seeds, but many species are exclusively predatory, feeding on other insects, snails or even small vertebrates such as snakes and lizards. Some are also considered pests by commercial crop growers and are sprayed to limit growth.
The spikeheaded katydid is somewhat notorious for its plantlike appearance, which allows it to blend in with the vegetation on which it lives, and the spikes discourage potential predators.



French:
Genres rencontrés en Europe
* Amphiestris
* Anadrymadusa
* Anonconotus
* Antaxius
* Anterastes
* Ariagona
* Bucephaloptera
* Calliphona
* Ceraeocercus
* Ctenodecticus
* Decorana
* Decticus Serville 1831
* Drymadusa
* Eupholidoptera Maran 1953
* Evergoderes
* Exodrymadusa
* Gampsocleis
* Medecticus
* Metrioptera Wesmael 1838
* Miramiola
* Pachytrachis
* Paradrymadusa
* Parapholidoptera
* Pholidoptera Wesmael 1838
* Platycleis Fieber 1853
* Psorodonotus
* Pterolepis
* genre Saga Charpentier 1825
* Sepiana
* Tettigonia
* Thyreonotus
* Yersinella Ramme 1933

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