Nematus ribesii

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Nematus ribesii
Nematus ribesii.jpg
Larvae
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Suborder: Symphyta
Family: Tenthredinidae
Subfamily: Tenthredininae
Genus: Nematus
Species:
N. ribesii
Binomial name
Nematus ribesii

Nematus ribesii is a species of sawfly in the family Tenthredinidae. English names include common gooseberry sawfly [1] and imported currantworm. [2] This insect is best known as a pest of gooseberries. The larvae feed on the foliage of the plant, often defoliating it completely. [1]

Like all sawflies, this species is a hymenopteran, not a true fly. This insect can produce three generations per year, with larvae emerging between April and September. It differs in this respect from Nematus leucotrochus , the pale-spotted gooseberry sawfly, which has a single generation. The female sawfly lays eggs on the undersides of the leaves and the larvae work their way upwards, stripping the plant of foliage. The larva of this species of sawfly is up to 2 centimeters long and green in color with a black head and black spots along the body. The adult is yellowish with black markings, the females slightly larger than the males. [1]

Related Research Articles

Gooseberry

Gooseberry, is a common name for many species of Ribes, as well as a large number of plants of similar appearance. The berries of those in the genus Ribes are edible and may be green, red, purple, yellow, white, or black. For a list of Gooseberry species, see List of gooseberries.

Sawfly Suborder of insects

Sawflies are the insects of the suborder Symphyta within the order Hymenoptera alongside ants, bees and wasps. The common name comes from the saw-like appearance of the ovipositor, which the females use to cut into the plants where they lay their eggs. The name is associated especially with the Tenthredinoidea, by far the largest superfamily in the suborder, with about 7,000 known species; in the entire suborder, there are 8,000 described species in more than 800 genera. Symphyta is paraphyletic, consisting of several basal groups within the order Hymenoptera, each one rooted inside the previous group, ending with the Apocrita which are not sawflies.

The spitfire sawfly is a hymenopteran insect found in Australia. It is up to 22 mm long. It has two pairs of wings, with a wingspan up to 40 mm. Its wings are honey colored. Its larvae are up to 80 mm long, and somewhat resemble a caterpillar.

Tenthredinidae Family of sawflies

Tenthredinidae is the largest family of sawflies, with well over 7,500 species worldwide, divided into 430 genera. Larvae are herbivores and typically feed on the foliage of trees and shrubs, with occasional exceptions that are leaf miners, stem borers, or gall makers. The larvae of externally feeding species resemble small caterpillars. As with all hymenopterans, common sawflies undergo complete metamorphosis.

The English name gooseberry sawfly refers to at least three species of sawfly:

<i>Syrphus ribesii</i> Species of fly

Syrphus ribesii is a very common Holarctic species of hoverfly. Its larvae feed on aphids. In common with many other species of hoverfly, males have the eyes meeting on the top of the head, whilst females have their eyes widely separated.

<i>Neodiprion abietis</i> Species of sawfly

Neodiprion abietis, commonly known as the balsam fir sawfly, is a species of insect in the family Diprionidae. It is found in North America from Canada to northern Mexico and is phytophagous, feeding on the needles of coniferous trees.

<i>Craesus septentrionalis</i> Species of sawfly

Craesus septentrionalis, the flat-legged tenthred or birch sawfly, is a species of insect in the order Hymenoptera, the suborder Symphyta and the family Tenthredinidae. It was first described by Carl Linnaeus in 1758. The adult sawflies are black and brown with transparent wings and the larvae are yellowish-green and resemble caterpillars. The larvae feed on the leaves of various species of deciduous tree.

Spruce sawflies are various sawfly species found in North America that feed on spruce. There are multiple species of sawflies known as spruce sawflies, including species in the genera Gilpinia, Pikonema, Pristiphora, and Cephalcia. Each kind of sawfly attacks particular parts of the spruce as larvae during different times of the year.

<i>Nematus leucotrochus</i> Species of sawfly

Nematus leucotrochus is a species of sawfly in the family Tenthredinidae, known as the pale-spotted gooseberry sawfly. Widespread throughout central and northern Europe, this insect is best known as a pest of gooseberries. The larvae feed on the foliage of the plant, defoliating it. Unlike Nematus ribesii, the common gooseberry sawfly, the species has a single brood. Adults appear in early May and larvae in May and June.

<i>Nematus</i> Genus of sawflies

Nematus is a genus of sawfly in the family Tenthredinidae. Some of its species, including Nematus leucotrochus, Nematus olfaciens and Nematus ribesii, eat the leaves of fruit bushes and trees, and can be serious pests.

Tomostethus multicinctus, common name brownheaded ash sawfly, is a species of sawfly in the family Tenthredinidae that is native to southern Canada and the eastern United States. Adults of this species resemble wasps and the larvae feed on the leaves of ash trees.

<i>Hemichroa crocea</i> Species of sawfly

Hemichroa crocea, the striped alder sawfly or banded alder sawfly, is a species of sawfly in the family Tenthredinidae. It occurs in North America and Europe. The larvae feed on the foliage of several species of alder and sometimes on birch and willow.

<i>Nematus spiraeae</i> Species of sawfly

Nematus spiraeae is a species of sawfly in the family Tenthredinidae, known as the aruncus sawfly and sometimes the spiraea sawfly. It is native to central and northern Europe and was first recorded in Britain in 1924. Its larvae feed on the leaves of goat's beard.

<i>Nematus oligospilus</i> Species of sawfly

Nematus oligospilus, commonly known as the willow sawfly, is a species of sawfly in the family Tenthredinidae. Native to central and northern Europe and Asia, it was first recorded in South America in the 1980s and New Zealand in 1997, and has also been introduced to Australia, South Africa and Lesotho. Its larvae feed on the leaves of various species of willow.

Neodiprion pinetum is a species of sawfly in the family Diprionidae. It is commonly known as the white pine sawfly, a name sometimes also applied to Diprion similis, because the larvae of both species feed on the needles of the white pine.

<i>Neodiprion lecontei</i> Species of sawfly

Neodiprion lecontei is a species of sawfly in the family Diprionidae native to eastern North America, commonly known as the red-headed pine sawfly or Leconte's sawfly. The larvae feed on the foliage of many species of native and imported pines. This species was named after John Lawrence LeConte, an American entomologist of the 19th century.

<i>Eriocampa ovata</i> Species of sawfly

Eriocampa ovata, known generally as the alder sawfly or woolly alder sawfly, is a species of common sawfly in the family Tenthredinidae. The larvae feed on the leaves of the common alder and the grey alder, sometimes causing defoliation.

<i>Profenusa thomsoni</i> Species of sawfly

Profenusa thomsoni, the amber-marked birch leaf miner, is a species of sawfly in the family Tenthredinidae. It is native to the Palearctic realm but has spread to North America. The larvae feed on the foliage of birch trees.

References

  1. 1 2 3 Gooseberry Sawfly. Royal Horticultural Society.
  2. Nematus ribesii. Integrated Taxonomic Information System (ITIS).

Bugguide.net. Nematus ribesii