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"Leaf bug" redirects here. For the insect that resembles a leaf, see Phylliidae.
Eichen-Schmuckwanze Rhabdomiris striatellus 2.jpg
Rhabdomiris striatellus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hemiptera
Suborder: Heteroptera
Infraorder: Cimicomorpha
Superfamily: Miroidea
Family: Miridae
Hahn, 1831

Over 1,300 including:

The Miridae are large and diverse insect family at one time known by the taxonomic synonym Capsidae.[1] Species in the family may be referred to as capsid bugs or "mirid bugs". Common names include plant bugs, leaf bugs, and grass bugs. It is the largest family of true bugs belonging to the suborder Heteroptera; it includes over 10,000 known species, and new ones are being described constantly. Most widely known mirids are species that are notorious agricultural pests that pierce plant tissues, feed on the sap, and sometimes transmit viral plant diseases. Some species however, are predatory.


A typical species of Miridae, showing cuneus at the tip of the corion
Wing of a species of Miridae, showing cuneus

Miridae are small, terrestrial insects, usually oval-shaped or elongate and measuring less than 12 millimetres (0.5 in) in length. Many of them have a hunched look, because of the shape of the prothorax, which carries the head bent down. Some are brightly coloured and attractively patterned, others drab or dark, most being inconspicuous. Some genera are ant mimics at certain stages of life. The Miridae do not have any ocelli. Their rostrum has four segments. One useful feature in identifying members of the family is the presence of a cuneus; it is the triangular tip of the corium, the firm, horny part of the forewing, the hemelytron. The cuneus is visible in nearly all Miridae, and only in a few other Hemiptera, notably the family Anthocoridae, which are not much like the Miridae in other ways. The tarsi almost always have three segments.[2]

Some mirid species[edit]


This family includes a large number of species, many of which are still unknown, distributed in more than 1300 genera. The taxonomic tree is divided into the following seven subfamilies and numerous tribes:

Globiceps sp. - oviposition (Orthotylini)


  1. ^ Henry, T. J. and A. G. Wheeler, Jr., 1988A. Family Miridae Hahn, 1833 (= Capsidae Burmeister, 1835). The plant bugs, pp. 251--507. In: Henry, T. J. and R. C. Froeschner (eds.), Catalog of the Heteroptera, or True Bugs of Canada and the Continental United States. E. J. Brill, Leiden.
  2. ^ Richards, O. W.; Davies, R.G. (1977). Imms' General Textbook of Entomology: Volume 1: Structure, Physiology and Development Volume 2: Classification and Biology. Berlin: Springer. ISBN 0-412-61390-5. 
  3. ^ McGregor, Robert R.; Gillespie, David R.; Quiring, Donald M.J.; Foisy, Mitch R.J. (1999). "Potential Use of Dicyphus hesperus Knight (Heteroptera: Miridae) for Biological Control of Pests of Greenhouse Tomatoes". Biological Control 16 (1): 104–110. doi:10.1006/bcon.1999.0743. 

Further reading[edit]

  • Cassis, G.; Schuh, R. T. (2012). "Systematics, Biodiversity, Biogeography, and Host Associations of the Miridae (Insecta: Hemiptera: Heteroptera: Cimicomorpha)". Annual Review of Entomology 57: 377–404. doi:10.1146/annurev-ento-121510-133533. PMID 22149267. 
  • Wheeler, Alfred George, Jr. (2001). Biology of the plant bugs (Hemiptera: Miridae), pests, predators, opportunists. Ithaca, New York: Cornell University Press. ISBN 978-0-8014-3827-1.  Google books preview

External links[edit]