Coreidae

Coreidae are a large family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus...

 of insects of the order

Order (biology)

In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...

 Hemiptera

Hemiptera

Hemiptera is an order of insects, comprising around 80,000 species of cicadas, aphids, planthoppers, leafhoppers, shield bugs, and others. They range in size from 1 mm to around 15 cm, and share a common arrangement of sucking mouthparts ....

 (the "true bugs"), including some of the largest members (> 4 cm/nearly 2 inches) of that group. There are over 1,800 species in some 250 genera

Genera

Genera is a commercial operating system and development environment for Lisp machines developed by Symbolics. It is essentially a fork of an earlier operating system originating on the MIT AI Lab's Lisp machines which Symbolics had used in common with LMI and Texas Instruments...

. They generally resemble shield bug

Shield bug

Pentatomoidea is a superfamily of insects in the Heteroptera suborder of the Hemiptera order, which are commonly referred to as shield bugs or stink bugs. Shield bugs have glands in their thorax between the first and second pair of legs which produce a foul smelling liquid...

s (Pentatomoidea) which are fairly, but not extremely close relatives, and include the insect

Insect

Insects are arthropods, having a hard exoskeleton, a three-part body , three pairs of jointed legs, compound eyes, and two antennae. They are the most diverse group of animals on the planet and include more than a million species that are already described. Insects represent more than half of all...

s known as leaf-footed bugs and squash bugs. These names do not refer to different taxa in this family, but strictly speaking "leaf-footed bugs" is the most unequivocal name.

"Squash bugs" may be any common species that include Cucurbita

Cucurbita

Cucurbita is a genus in the gourd family Cucurbitaceae first cultivated in the Americas and now used in many parts of the world. It includes species grown for their fruit and edible seeds , as well as some species grown only as gourds. They have bicollateral vascular bundles...

(squash

Squash (fruit)

Squashes generally refer to four species of the genus Cucurbita native to Mexico and Central America, also called marrows depending on variety or the nationality of the speaker. It is also natively grown in other parts of North America, and in Europe, India, and Australia...

 and pumpkin

Pumpkin

Pumpkin is a gourd-like squash of the genus Cucurbita and the family Cucurbitaceae . It is a common name of or can refer to cultivars of any one of the species Cucurbita pepo, Cucurbita mixta, Cucurbita maxima, and Cucurbita moschata. They are typically orange or yellow and have many creases...

s) among their foodplants.

Coreidae are a large family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus...

 of insects of the order

Order (biology)

In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...

 Hemiptera

Hemiptera

Hemiptera is an order of insects, comprising around 80,000 species of cicadas, aphids, planthoppers, leafhoppers, shield bugs, and others. They range in size from 1 mm to around 15 cm, and share a common arrangement of sucking mouthparts ....

 (the "true bugs"), including some of the largest members (> 4 cm/nearly 2 inches) of that group. There are over 1,800 species in some 250 genera

Genera

Genera is a commercial operating system and development environment for Lisp machines developed by Symbolics. It is essentially a fork of an earlier operating system originating on the MIT AI Lab's Lisp machines which Symbolics had used in common with LMI and Texas Instruments...

. They generally resemble shield bug

Shield bug

Pentatomoidea is a superfamily of insects in the Heteroptera suborder of the Hemiptera order, which are commonly referred to as shield bugs or stink bugs. Shield bugs have glands in their thorax between the first and second pair of legs which produce a foul smelling liquid...

s (Pentatomoidea) which are fairly, but not extremely close relatives, and include the insect

Insect

Insects are arthropods, having a hard exoskeleton, a three-part body , three pairs of jointed legs, compound eyes, and two antennae. They are the most diverse group of animals on the planet and include more than a million species that are already described. Insects represent more than half of all...

s known as leaf-footed bugs and squash bugs. These names do not refer to different taxa in this family, but strictly speaking "leaf-footed bugs" is the most unequivocal name.

"Squash bugs" may be any common species that include Cucurbita

Cucurbita

Cucurbita is a genus in the gourd family Cucurbitaceae first cultivated in the Americas and now used in many parts of the world. It includes species grown for their fruit and edible seeds , as well as some species grown only as gourds. They have bicollateral vascular bundles...

(squash

Squash (fruit)

Squashes generally refer to four species of the genus Cucurbita native to Mexico and Central America, also called marrows depending on variety or the nationality of the speaker. It is also natively grown in other parts of North America, and in Europe, India, and Australia...

 and pumpkin

Pumpkin

Pumpkin is a gourd-like squash of the genus Cucurbita and the family Cucurbitaceae . It is a common name of or can refer to cultivars of any one of the species Cucurbita pepo, Cucurbita mixta, Cucurbita maxima, and Cucurbita moschata. They are typically orange or yellow and have many creases...

s) among their foodplants. For example, in North America

North America

North America is the northern continent of the Americas, situated in the Earth's northern hemisphere and in the western hemisphere. It is bordered on the north by the Arctic Ocean, on the east by the North Atlantic Ocean, on the southeast by the Caribbean Sea, and on the west by the North Pacific...

 the orange-tipped leaf-footed bug Anasa tristis is "the" squash bug, while in Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally divided from Asia to its east by the water divide of the Ural Mountains, the Ural River, the Caspian Sea, the Caucasus Mountains , and the Black Sea to the southeast...

 it is the dock bug (Coreus marginatus

Coreus marginatus

Coreus marginatus, commonly called the dock bug, is a species of squash bug. It is a speckled brown insect with a broad abdomen, and is common in most parts of Europe...

). Other well-known members of the Coreidae are the Florida leaf-footed bug (Leptoglossus phyllopus

Leptoglossus phyllopus

Leptoglossus phyllopus or Florida leaf-footed bug is a species of leaf-footed bug in the same genus as the western conifer seed bug ....

) and the western conifer seed bug

Western conifer seed bug

The western conifer seed bug, Leptoglossus occidentalis, sometimes abbreviated as WCSB, is a species of true bug in the family Coreidae...

 (L. occidentalis) which is an invasive species

Invasive species

'Invasive species' is a phrase with several definitions. The first definition expresses the phrase in terms of non-indigenous species that adversely affect the habitats they invade economically, environmentally or ecologically...

 currently colonizing Europe (typically, "seed bug

Seed bug

The Lygaeidae are a family in the Hemiptera , comprising twenty-one genera. The family includes insects commonly known as chinch bugs and also some of those known as seed bugs...

s" are members of the not too distantly related Lygaeoidea

Lygaeoidea

The Lygaeoidea are a sizeable superfamily of true bugs, containing the seed bugs and allies. The ash-gray leaf bug family , usually placed herein, might be closer to the Aradoidea.-References:...

 however).
The hindlegs

Arthropod leg

The arthropod leg is a form of jointed appendage of arthropods, usually used for walking. Many of the terms used for arthropod leg segments are of Latin origin, and may be confused with terms for bones: coxa , trochanter , femur, tibia, tarsus, ischium, metatarsus, carpus, dactylus The arthropod...

 in members of this family are often modified, sometimes in elaborate ways; hence the common name. It appears that males of at least some species use these hind legs in combat over territories. All members of the family are exclusively phytophagous. Leaf-footed bugs enter houses only by accident, when they seek hibernation

Hibernation

Hibernation is a state of inactivity and metabolic depression in animals, characterized by lower body temperature, slower breathing, and lower metabolic rate. Hibernating animals conserve energy, especially during winter when food is short, tapping energy reserves, body fat, at a slow rate...

 quarters for the cold season.

Systematics

This group is most often divided into 3-4 subfamilies; some selected genera

Genera

Genera is a commercial operating system and development environment for Lisp machines developed by Symbolics. It is essentially a fork of an earlier operating system originating on the MIT AI Lab's Lisp machines which Symbolics had used in common with LMI and Texas Instruments...

 are also listed here:

Agriopocorinae Miller, 1953 (often included in Coreinae)

• Agriopocoris Miller, 1953

Coreinae

Coreinae

This sub family is represented in Europe by five tribes :*Anisoscelini*Coreini*Gonocerini*Phyllomorphini*Prionotylini...

Leach, 1815

• Acanthocephala Laporte, 1833
• Acanthocerus Palisot, 1818
• Althos Kirkaldy, 1904
• Amblyomia Stål, 1870
• Anasa
  Anasa
  Anasa is a genus of leaf-footed bug in the Coreinae subfamily. Species within this genus are:* A. andresii* A. armigera * A. bellator* A. cornuta* A. maculipes* A. repetita* A. scorbutica* A. tristis * A. uhleri...
  
  Amyot & Serville, 1843
• Catorhintha Stål, 1859
• Chariesterus Laporte, 1833
• Chelinidea Uhler, 1863
• Chondrocera Laporte, 1832
• Cimolus Stål, 1862
• Coreus
  Coreus
  Coreus is a genus of leaf-footed bug in the Coreinae subfamily. Species within this genus are:* C. marginatus* C. spinigerus...
  
  
• Dallacoris Osuna, 1981
• Euthochtha Mayr, 1865
• Ficana
  Ficana
  Ficana was an ancient city of Latium, which figures in Roman history only on the occasion of its conquest by Ancus Marcius, who is said to have removed the inhabitants to Rome, and destroyed the city itself. Ficana was an ancient city of Latium, which figures in Roman history only on the occasion...
  
  Stål, 1862
• Hypselonotus Hahn, 1833
• Leptoglossus
  Leptoglossus
  Leptoglossus is a genus of true bugs in the leaf-footed bug family. Several species are economic pests of agricultural crops. Like members of some other genera in the family, these bugs have leaflike dilations of the hind tibia.Species include:...
  
  Guérin-Méneville, 1831 – conifer seed bugs

• Madura Stål, 1860
• Mamurius Stål, 1862
• Mozena Amyot & Serville, 1843
• Namacus Amyot & Serville, 1843
• Narnia Stål, 1862
• Nisoscolopocerus Barber, 1928
• Phthia Stål, 1862
• Piezogaster Amyot & Serville, 1843
• Sagotylus Mayr, 1865
• Savius Stål, 1862
• Scolopocerus Uhler, 1875
• Sephina Amyot & Serville, 1843
• Sethenira Spinola, 1837
• Spartocera Laporte, 1833
• Thasus
  Thasus
  Thasus , a son of Poseidon, or Cilix or Agenor, was one of those who set out from Phoenicia in search of Europa, and thus founded the town of Thasos on the homonym island.-References:*Herod, ii. 44, vi. 47 ; Paus. v. 25. § 7 ; Apollod. iii. 1. § 1.) [L. S.]...
  
  Stål, 1865
• Zicca Amyot & Serville, 1843