Planthopper

superfamily of insects in the order Hemiptera
(Redirected from Flatidae)

Planthoppers are insects in the infraorder Fulgoromorpha. They are true bugs (Hemiptera), with over 12,500 described species.

Planthopper
Temporal range: Early Jurassic–Recent
Phromnia rosea (Flatidae)
adults and nymphs
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hemiptera
Suborder: Auchenorrhyncha
Infraorder: Fulgoromorpha
Evans, 1946

They are cryptic mimics: their body shape and colours look like leaves and other plant parts in their environment. They either walk very slowly or hop like grasshoppers.

Members of this group are plant-feeders, and live world-wide. Few are pests, but some are vectors for plant diseases. Phytoplasmas which live in the phloem of plants can be transmitted by planthoppers when feeding.[1][2]

Their nymphs have a biological gear mechanism at the base of the hind legs, which keeps the legs in synchrony when the insects jump.[3]

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The planthopper is mentioned in a key scene from Alfred Hitchcock's film Marnie:[4]

"In Kenya, there is quite a beautiful flower – rather like a hyacinth. If you should reach out to touch it, you would discover that the flower is not a flower at all, but a design made up of hundreds of tiny insects called flatid bugs. They escape the eyes of hungry birds by living and dying in the shape of a flower".

References

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  1. Lee et al 2000. Phytoplasmas: phytopathogenic mollicutes. Annual Review of Microbiology 54 p221/255.
  2. "Flower-spike / butterfly bug (Phromnia rosea) leaf hopper adults". Nature Picture Library. Retrieved 30 January 2021.
  3. Burrows M. & Sutton G. 2013. Interacting gears synchronize propulsive leg movements in a jumping insect. Science 341 (6151),1254-1256 DOI: 10.1126/science.1240284
  4. Tony Lee Moral (2002). Hitchcock and the making of Marnie. Manchester University Press. p. 48. Google Books. Retrieved November 16, 2013.