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Although "grasshopper" has been used as a common name for the suborder in general, [3] [4] [5] modern sources restrict it to the more "evolved" families. [6] They may be placed in the infraorder Acrididea [ 7 ] and have been referred to as "short-horned grasshoppers" in older texts [ 8 ] to distinguish them from the also-obsolete term "long ...
It is composed of a fluid plasma in which hemolymph cells called hemocytes are suspended. In addition to hemocytes, the plasma also contains many chemicals. It is the major tissue type of the open circulatory system characteristic of arthropods (for example, arachnids, crustaceans and insects).
Grasshoppers in the Tanaoceridae have antennae that are thin and at least as long as the body, and therefore might be confused with members of the Ensifera (rather than Caelifera). They are slender to medium-sized, grey-spotted grasshoppers with powerful jumping hind legs.
The use of sound is generally crucial in courtship, and most species have distinct songs. [3] Most grasshoppers lay their eggs in the ground or on vegetation. The eggs hatch and the young nymphs resemble adults, but lack wings and at this stage are often called 'hoppers'. They may often also have a radically different coloration from the adults.
Eumastacidae are a family of grasshoppers sometimes known as monkey- or matchstick grasshoppers. They usually have thin legs that are held folded at right angles to the body, sometimes close to the horizontal plane. Many species are wingless and the head is at an angle with the top of the head often jutting above the line of the thorax and abdomen.
Acrididae grasshoppers are characterized by relatively short and stout antennae (so they may be called "short-horned grasshoppers" [3]), and tympana on the side of the first abdominal segment. Subfamilies
The third instar is up to 2 cm long and the wing pads are triangular. The fourth instar has venation in its wing pads. The fifth instar is up to 3.5 cm long and the wing pads have changed position. By the sixth instar, the wings have elongated. [3] This species overwinters as an adult rather than in the egg, as many other grasshoppers do. [3]
Pseudochorthippus parallelus [1] (often known by its synonym Chorthippus parallelus), the meadow grasshopper, [2] is a common species of grasshopper in the tribe Gomphocerini. [3] It is found in non-arid grasslands throughout the well vegetated areas of Europe and some adjoining areas of Asia.