The Pyraloidea (pyraloid moths or snout moths) are a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

superfamily containing about 16,000 described

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

worldwide, and probably at least as many more remain to be described. They are generally fairly small moths, and as such, they have been traditionally associated with the

paraphyletic In taxonomy (general), taxonomy, a group is paraphyletic if it consists of the group's most recent common ancestor, last common ancestor and most of its descendants, excluding a few Monophyly, monophyletic subgroups. The group is said to be pa ...

Microlepidoptera Microlepidoptera (micromoths) is an artificial (i.e., unranked and not monophyletic) grouping of moth families, commonly known as the 'smaller moths' (micro, Lepidoptera). These generally have wingspans of under 20 mm, and are thus harder to ...

. This superfamily used to contain the

Hyblaeidae Hyblaeidae are the "teak moths", a family of insects in the Lepidopteran order. The two genera with about 18 species make up one of the two families of the Hyblaeoidea superfamily (the other family being the monotypic Prodidactidae), which in th ...

Thyrididae The Thyrididae comprise the family of picture-winged leaf moths. They are the only family in the superfamily Thyridoidea, which sometimes has been included in the Pyraloidea, but this isn't supported by cladistic analysis. Most species live in t ...

, Alucitidae (plus

Tineodidae __NOTOC__ The Tineodidae or false plume moths are a family of moths with in some cases unusually modified wings: Like in some related moths, the wings of several Tineodidae are decomposed into several rigid spines. This is a small family, with ab ...

Pterophoridae The Pterophoridae or plume moths are a family of Lepidoptera with unusually modified wings. Though they belong to the Apoditrysia like the larger moths and the butterflies, unlike these they are tiny and were formerly included among the assemblag ...

, and

Pyralidae The Pyralidae, commonly called pyralid moths, snout moths or grass moths, are a family of Lepidoptera in the ditrysian superfamily Pyraloidea. In many (particularly older) classifications, the grass moths (Crambidae) are included in the Pyrali ...

. The first four families are now each split off as a distinct superfamily. Nowadays, Pyralidae are usually split into the Pyralidae

sensu stricto ''Sensu'' is a Latin word meaning "in the sense of". It is used in a number of fields including biology, geology, linguistics, semiotics, and law. Commonly it refers to how strictly or loosely an expression is used in describing any particular co ...

and the

Crambidae The Crambidae are the grass moth family of lepidopterans. They are variable in appearance, the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies includ ...

, as both groups have been shown to be

monophyletic In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic gro ...

and a sister group. Some genera (e.g. ''

Micronix ''Micronix'' is a genus of moths of the family Crambidae. It contains only one species, ''Micronix nivalis'', which is found in Venezuela. References

Crambinae Taxa named by Hans Georg Amsel Crambidae genera {{Crambinae-stub ...

'' and '' Tanaobela'') still defy easy classification and have been variously assigned to the Crambidae or the Pyralidae. Among all

Lepidoptera Lepidoptera ( ) is an order (biology), order of insects that includes butterfly, butterflies and moths (both are called lepidopterans). About 180,000 species of the Lepidoptera are described, in 126 Family (biology), families and 46 Taxonomic r ...

, pyraloids show the most diverse life history adaptations. The larvae of most species feed on living plants either internally or externally as leaf rollers, leaf webbers leaf miners, borers, root feeders, and seed feeders. Some species live parasitically in

ant Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of ...

nests (

Wurthiini Wurthiini is a Tribe (biology), tribe of the species-rich subfamily Spilomelinae in the Pyraloidea, pyraloid moth Family (biology), family Crambidae. Description Adult Wurthiini are small to medium-sized moths with wing spans of normally 20 to ...

), prey on

scale insect Scale insects are small insects of the order Hemiptera, suborder Sternorrhyncha. Of dramatically variable appearance and extreme sexual dimorphism, they comprise the infraorder Coccomorpha which is considered a more convenient grouping than the ...

s (certain

Phycitinae The Phycitinae are a subfamily of snout moths (family Pyralidae). Even though the Pyralidae subfamilies are all quite diverse, Phycitinae stand out even by standards of their family: with over 600 genera considered valid and more than 4000 specie ...

), or live in the nests of bees (

Galleriinae The Galleriinae are a subfamily of snout moths (family Pyralidae) and occur essentially worldwide, in some cases aided by involuntary introduction by humans. This subfamily includes the wax moths, whose caterpillars (waxworms) are bred on a comme ...

). The

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. The ...

e of the

Acentropinae Acentropinae is a fairly small subfamily of the lepidopteran family Crambidae, the crambid snout moths. Species of this subfamily are exclusively found in wetlands and aquatic ecosystem, aquatic habitats. Systematics In modern treatments ...

are adapted to life under water, and certain

and

Pyralinae The Pyralinae are the typical subfamily of snout moths (family Pyralidae) and occur essentially worldwide, in some cases aided by involuntary introduction by humans. They are rather rare in the Americas however, and their diversity in the Austr ...

are adapted to very dry environments and their larvae feed on stored food products. Others feed on animal

detritus In biology, detritus () is dead particulate organic material, as distinguished from dissolved organic material. Detritus typically includes the bodies or fragments of bodies of dead organisms, and fecal material. Detritus typically hosts commun ...

such as carrion and feces. With such a variety of living habits, pyraloids are used in biodiversity studies. Some species are of economic importance, e.g.: * rice stem borers ('' Chilo'' spp.; ''

Scirpophaga ''Scirpophaga'' is a genus of moths of the family Crambidae described by Georg Friedrich Treitschke in 1832. Asian species include significant rice stemborer pests. Taxonomy The genus ''Scirpophaga'' was first introduced by Treitschke in 1832 as ...

'' spp.) * sod grass webworms (different species of

Crambinae Crambinae is a large subfamily of the lepidopteran family Crambidae, the crambid snout moths. It currently includes over 1,800 species worldwide. The larvae are root feeders or stem borers, mostly on grasses. A few species are pests of sod grass ...

) * Indian meal moth (''

Plodia interpunctella The Indianmeal moth (''Plodia interpunctella''), also spelled Indian meal moth and Indian-meal moth, is a pyraloid moth of the family Pyralidae. Alternative common names are weevil moth, pantry moth, flour moth or grain moth. The almond moth ...

'') * European corn borer (''

Ostrinia nubilalis The European corn borer (''Ostrinia nubilalis''), also known as the European corn worm or European high-flyer, is a moth of the family Crambidae which includes other grass moths. It is a pest of grain, particularly maize (''Zea mays''). The in ...

'') * Indo-Australian coconut spike moth (''

Tirathaba rufivena ''Tirathaba rufivena'', the coconut spike moth, greater coconut spike moth or oil palm bunch moth, is a moth of the family Pyralidae. It is found from south-east Asia to the Pacific islands, including Malaysia, the Cook Islands, the Philippines ...

'') * Cacao moth (''

Ephestia elutella ''Ephestia elutella'', the cacao moth, tobacco moth or warehouse moth, is a small moth of the family Pyralidae. It is probably native to Europe, but has been transported widely, even to Australia. A subspecies is ''E. e. pterogrisella''. The w ...

'') * Mediterranean flour moth (''

Ephestia kuehniella The Mediterranean flour moth or mill moth (''Ephestia kuehniella'') is a moth of the family Pyralidae. It is a common pest of cereal grains, especially flour. This moth is found throughout the world, especially in countries with temperate clima ...

'') * wax moths (''

Achroia grisella The lesser wax moth (''Achroia grisella'') is a small moth of the snout moth family (Pyralidae) that belongs to the subfamily Galleriinae. The species was first described by Johan Christian Fabricius in 1794. Adults are about 0.5 inches (13 ...

'', ''

Galleria mellonella ''Galleria mellonella'', the greater wax moth or honeycomb moth, is a moth of the family Pyralidae. ''G. mellonella'' is found throughout the world. It is one of two species of wax moths, with the other being the lesser wax moth. ''G. mellonella' ...

'') * rice moth (''

Corcyra cephalonica The rice moth (''Corcyra cephalonica'') is a moth of the family (biology), family Pyralidae. This small moth can become a significant pest (organism), pest. Its caterpillars feed on dry plantstuffs such as seeds, including cereals (e.g. rice). O ...

'') * beet webworm ('' Spoladea recurvalis'') * European pepper moth (''

Duponchelia fovealis ''Duponchelia fovealis'' is a species of moth of the family Crambidae described by Philipp Christoph Zeller in 1847. It is endemic to the area surrounding the Mediterranean Sea, and the Canary Islands, but has extended its range to other parts of ...

'') * legume pod borer (''

Maruca vitrata ''Maruca vitrata'' is a pantropical insect pest of leguminous crops like pigeon pea, cowpea, mung bean and soybean. Its common names include the maruca pod borer, bean pod borer, soybean pod borer, mung moth, and the legume pod borer. The spec ...

'') * eggplant fruit borers ('' Leucinodes'' spp.).

References

External links

Global Information System on Pyraloidea (GlobIZ)
*
Images of Pyraloid Moths in New Zealand
{{taxonbar, from=Q248419 Lepidoptera superfamilies Obtectomera