Limnephilidae
Guides
Anabolia
Anabolia is a genus of northern caddisflies in the family Limnephilidae, containing approximately 18 described species. Species within this genus inhabit both temporary and permanent aquatic environments, with some species adapted to fluctuating water levels. Larvae exhibit rapid growth rates and extended hatching periods. Adults of some species use sex pheromones for mate attraction.
Chilostigma itascae
headwaters chilostigman
Chilostigma itascae is a winter-emerging caddisfly in the family Limnephilidae, endemic to Minnesota with possible range extension into adjacent Ontario. Discovered in 1974 at the headwaters of the Mississippi River in Itasca State Park, it remained known from a single creek for 31 years. Subsequent surveys have documented populations in peatland habitats across northwestern Minnesota. Its most distinctive trait is adult emergence during winter under snow cover, an unusual pattern among caddisflies.
Chilostigmini
northern caddisflies
Chilostigmini is a tribe of caddisflies within the family Limnephilidae, first described by Schmid in 1955. The tribe comprises approximately 12 genera and at least 40 described species, with Chilostigma R. McLachlan, 1876 as its type genus. Members are distributed across northern regions and are associated with freshwater habitats. The tribe is classified within the subfamily Limnephilinae.
Chilostigmodes
Chilostigmodes is a genus of caddisflies in the family Limnephilidae, tribe Chilostigmini. It was established by Martynov in 1914. The genus is poorly documented, with only three observations recorded on iNaturalist as of 2024. It belongs to the diverse Limnephiloidea superfamily, whose members are primarily associated with freshwater habitats.
Chilostigmodes areolatus
Chilostigmodes areolatus is a species of caddisfly in the family Limnephilidae, first described by Walker in 1852. It belongs to the tribe Chilostigmini, a group of limnephilid caddisflies primarily associated with lentic (still-water) habitats. The genus Chilostigmodes is small and poorly studied, with limited published information on the biology of its constituent species.
Clistoronia magnifica
northern caddisfly
Clistoronia magnifica is a species of caddisfly in the family Limnephilidae, commonly referred to as a northern caddisfly. It is known from North America and has been the subject of laboratory toxicity studies examining the effects of heavy metals on its aquatic life cycle. The species completes a full life cycle from egg through larval, pupal, and adult stages in freshwater environments.
Desmona bethula
amphibious caddisfly
Desmona bethula, commonly known as the amphibious caddisfly, is a species of northern caddisfly in the family Limnephilidae. It is notable for its unusual terrestrial feeding migration behavior, in which fifth-instar larvae leave streams at night to feed on semiaquatic plants before returning to the water. This species is univoltine with autumn emergence and has been proposed as a potential evolutionary link between aquatic and secondarily terrestrial caddisfly lineages.
Dicosmoecus
October Caddisflies
Dicosmoecus is a genus of caddisflies in the family Limnephilidae, commonly known as October Caddisflies. The genus contains approximately six described species distributed across western North America, from California and Oregon through British Columbia to the Rocky Mountains. Species such as D. gilvipes and D. atripes are among the most intensively studied North American caddisflies due to their large larval size, synchronous autumn emergence, and importance in freshwater ecosystem research and fly-fishing culture.
Dicosmoecus atripes
northern caddisfly
Dicosmoecus atripes is a limnephilid caddisfly native to North America. The species has been documented in Rocky Mountain streams of Alberta, Canada, where it exhibits a two-year life cycle with distinct seasonal emergence and larval diapause. Larval microhabitat and dietary preferences shift between early and late instars.
Dicosmoecus pallicornis
Dicosmoecus pallicornis is a species of caddisfly in the family Limnephilidae, described by Banks in 1943. It belongs to a genus of case-making caddisflies whose larvae construct portable cases from plant material. The species is documented from North America within the Nearctic region. As with other Limnephilidae, it likely has a holometabolous life cycle with aquatic larval stages and terrestrial adults.
Frenesia
Dot Wing Winter Sedges
Frenesia is a genus of northern caddisflies in the family Limnephilidae, commonly known as Dot Wing Winter Sedges. The genus contains at least two described species: Frenesia difficilis and Frenesia missa. Members of this genus are associated with cool-season activity patterns, as suggested by their common name. Frenesia missa is considered a rare species with documented vulnerability to anthropogenic stressors.
Frenesia missa
Failed Northern Caddisfly
Frenesia missa is a rare species of northern caddisfly in the family Limnephilidae, first described by Milne in 1935. The species was originally placed in the genus Chilostigma as Chilostigma missum before being transferred to Frenesia. It is considered vulnerable to anthropogenic stressors and has a restricted distribution in North America.
Glyphopsyche
Glyphopsyche is a genus of northern caddisflies (Trichoptera: Limnephilidae) established by Banks in 1904. The genus contains at least three described species: G. irrorata, G. missouri, and G. sequatchie. Glyphopsyche irrorata has been documented with an unusual life history strategy among caddisflies: overwintering as an adult rather than in the larval stage.
Glyphopsyche irrorata
Irrorate Northern Caddisfly
Glyphopsyche irrorata is a northern caddisfly in the family Limnephilidae with an unusual life history strategy. Unlike most caddisflies, it overwinters as an adult rather than in an aquatic larval or pupal stage. This adaptation allows it to inhabit ponds with fluctuating water levels and those experiencing winter drought. The species is known from the Nearctic region, particularly in the northeastern United States.
Grammotaulius
Grammotaulius is a genus of caddisflies in the family Limnephilidae, established by Kolenati in 1848. The genus contains species distributed across Europe and North America, including at least two recognized species: G. alascensis and G. bettenii. As limnephilid caddisflies, members of this genus are aquatic in their larval stages and terrestrial as adults.
Halesochila taylori
Halesochila taylori is a species of northern caddisfly in the family Limnephilidae. It is a small to medium-sized caddisfly with a Nearctic distribution, documented primarily from North America. The species was originally described as Halesus taylori by Banks in 1904 and later transferred to the genus Halesochila. As a member of the Limnephilidae, it is presumed to have an aquatic larval stage and terrestrial adult stage, though specific life history details remain poorly documented in published literature.
Hesperophylax
Hesperophylax is a genus of northern caddisflies (Trichoptera: Limnephilidae) comprising seven described species distributed across western North America. The genus is characterized by morphological plasticity and broad habitat tolerance compared to other Trichoptera. Larvae construct portable protective cases and exhibit chemically-mediated antipredator behaviors. All species appear to be univoltine with extended adult flight periods.
Hesperophylax designatus
silver-striped sedge, giant golden caddis, silver-striped northern caddisfly
Hesperophylax designatus is a species of northern caddisfly in the family Limnephilidae, commonly known as the silver-striped sedge or giant golden caddis. It is one of seven recognized species in the Nearctic genus Hesperophylax. The species has been observed in Colorado at bioblitz events and is documented across North America with 133 iNaturalist observations.
Hesperophylax magnus
northern caddisfly
Hesperophylax magnus is a species of northern caddisfly in the family Limnephilidae, described by Banks in 1918. It is native to North America and is one of seven recognized species in the genus Hesperophylax. Larvae are more predaceous than other Hesperophylax species and exhibit opportunistic omnivory. The species is univoltine with an extended flight period.
Hydatophylax
northern caddisfly
Hydatophylax is a genus of northern caddisflies (Trichoptera: Limnephilidae) comprising approximately 14 described species. Members are found in cool temperate regions of the Northern Hemisphere, including Scandinavia, Japan, and North America. The genus exhibits univoltine life cycles with larval development in freshwater streams.
Hydatophylax argus
Argus Northern Caddisfly
Hydatophylax argus is a species of northern caddisfly in the family Limnephilidae. It was described by Harris in 1869 and is found in North America. The species is notable as the first member of its genus demonstrated to use sex pheromones for mate attraction.
Hydatophylax hesperus
Hydatophylax hesperus is a species of caddisfly in the family Limnephilidae, first described by Banks in 1914. The species belongs to the order Trichoptera, an insect group characterized by aquatic larval stages and terrestrial adults. As a member of the Limnephilidae family, it is part of one of the most diverse families of caddisflies, commonly known as case-making caddisflies. Very little specific biological information is available for this particular species.
Ironoquia lyrata
eastern boxed-wing sedge
Ironoquia lyrata is a species of caddisfly (order Trichoptera) in the family Limnephilidae, commonly known as the eastern boxed-wing sedge. It was described by Ross in 1938 and is found in North America. The species belongs to the subfamily Dicosmoecinae, a group of northern caddisflies.
Ironoquia parvula
northern caddisfly
Ironoquia parvula is a species of caddisfly in the family Limnephilidae, described by Banks in 1900. It is classified within the subfamily Dicosmoecinae and is one of the species in the genus Ironoquia. The species is known to occur in North America.
Lenarchus rho
Lenarchus rho is a species of caddisfly in the family Limnephilidae, first described by Milne in 1935. It belongs to the order Trichoptera, an aquatic insect group whose larvae construct protective cases. The species is recorded from North America within the Nearctic region. As a member of Limnephilidae, it is likely associated with freshwater habitats, though specific ecological details remain poorly documented.
Lenarchus rillus
northern caddisfly
Lenarchus rillus is a species of northern caddisfly in the family Limnephilidae. It was first described by Milne in 1935. The species is known from North America, with distribution records indicating presence in the Nearctic region. Very little detailed biological information has been published for this species.
Limnephilus ademus
northern caddisfly
Limnephilus ademus is a species of caddisfly in the family Limnephilidae, described by Ross in 1941. It belongs to the genus Limnephilus, a large and widespread group of case-making caddisflies commonly known as northern caddisflies. The species is recorded from North America.
Limnephilus concolor
northern caddisfly
Limnephilus concolor is a species of caddisfly in the family Limnephilidae, described by Nathan Banks in 1899. It belongs to the genus Limnephilus, a large and diverse group of case-making caddisflies. The species is recorded from North America, though specific details about its biology and ecology remain poorly documented.
Limnephilus externus
northern caddisfly
Limnephilus externus is a northern caddisfly species in the family Limnephilidae, first described by Hagen in 1861. The species has been documented in both North America and Europe. A detailed life history study in southern Alberta, Canada, revealed unique adaptations to temporary pool conditions, including egg-laying above water level and delayed larval entry into aquatic habitats. Adults emerge in August and exhibit a one-month reproductive delay.
Limnephilus fagus
northern caddisfly
Limnephilus fagus is a species of caddisfly in the family Limnephilidae, described by Ross in 1941. It belongs to the diverse genus Limnephilus, which comprises numerous species of northern caddisflies. The species is recorded from North America.
Limnephilus indivisus
northern caddisfly
Limnephilus indivisus is a species of caddisfly in the family Limnephilidae, commonly known as the northern caddisfly. It was described by Walker in 1852 and is found in North America. The species belongs to a large genus of case-making caddisflies typically associated with lentic (still-water) habitats.
Limnephilus kalama
Limnephilus kalama is a species of caddisfly in the family Limnephilidae, described by Donald G. Denning in 1968. It belongs to a large genus of case-making caddisflies whose larvae are primarily associated with lentic (still water) habitats. The species is recorded from North America within the Nearctic region. Like other members of Limnephilus, it likely exhibits the family's characteristic larval behavior of constructing portable cases from plant material.
Limnephilus moestus
Limnephilus moestus is a species of northern caddisfly in the family Limnephilidae, described by Nathan Banks in 1908. Like other members of its genus, it is associated with lentic (still water) habitats. The species is recorded from North America with distribution records in the Nearctic region. As with many Limnephilus species, adults are typically active in late summer and fall.
Limnephilus morrisoni
northern caddisfly
Limnephilus morrisoni is a species of northern caddisfly in the family Limnephilidae. It is found in North America. The species was described by Banks in 1920. As a member of the large genus Limnephilus, it is part of one of the most diverse groups of caddisflies in the Holarctic region.
Limnephilus nogus
northern caddisfly
Limnephilus nogus is a species of caddisfly in the family Limnephilidae, described by Ross in 1944. It is distributed across North America, particularly in the Nearctic region. As a member of the Limnephilidae, it is associated with aquatic environments during its larval stage.
Limnephilus occidentalis
Limnephilus occidentalis is a species of northern caddisfly in the family Limnephilidae. It was described by Banks in 1908 and is found in North America. Caddisflies in the genus Limnephilus are generally associated with freshwater habitats.
Limnephilus ornatus
Ornate Northern Caddisfly
Limnephilus ornatus is a species of northern caddisfly in the family Limnephilidae, described by Banks in 1897. It is found in North America across the Nearctic region, with some records indicating possible presence in the Palaearctic. Like other members of the genus Limnephilus, this species is associated with freshwater habitats where larvae construct protective cases from plant material.
Limnephilus spinatus
northern caddisfly
Limnephilus spinatus is a species of northern caddisfly in the family Limnephilidae, described by Banks in 1914. It is known from the Nearctic region, specifically North America. Like other members of the genus Limnephilus, it likely inhabits freshwater aquatic environments during its larval stage.
Limnephilus submonilifer
northern caddisfly
Limnephilus submonilifer is a species of caddisfly in the family Limnephilidae, described by Francis Walker in 1852. It belongs to a large genus of northern caddisflies that are primarily associated with lentic (still water) habitats. The species is recorded from the Nearctic region with documented occurrences in the northeastern United States, including Vermont. Larvae construct portable cases using plant material and sand grains.
Nemotaulius hostilis
Inimical Northern Caddisfly
Nemotaulius hostilis is a northern caddisfly in the family Limnephilidae, found in North America. It inhabits permanent freshwater pools and exhibits a univoltine life cycle with adults emerging in late May. The species is notable for its use of sex pheromones in mate attraction and a distinctive reproductive phenomenon involving egg mass liquefaction. Larvae build cases using plant material and grow at rates comparable to other detritivorous shredders in permanent waters.
Phanocelia
Phanocelia is a genus of northern caddisflies in the family Limnephilidae. The genus contains one described species, Phanocelia canadensis. Larvae of this species inhabit acidic bog ponds, specifically within floating Sphagnum moss at the water margin. The life cycle is univoltine with autumnal adult emergence.
Phanocelia canadensis
Phanocelia canadensis is a northern caddisfly in the family Limnephilidae, first described by Banks in 1924. The species has been documented at the southern extreme of its range, where studies have examined its habitat preferences and life history traits adapted to northern conditions. As a member of the Limnephilidae, it belongs to a diverse family of caddisflies whose larvae construct portable cases from plant material or sand.
Philocasca
Philocasca is a genus of caddisflies (Trichoptera: Limnephilidae) established by Ross in 1941, containing species native to western North America. The genus has undergone taxonomic revision, with three species (P. alba, P. thor, and P. antennata) transferred to the new genus Montiphylax based on morphological distinctions in wing patterns, genitalia structure, and larval setae. Remaining Philocasca species include P. banksi, P. demita, P. oron, and P. rivularis. The genus exhibits notable ecological diversity, including both aquatic and terrestrial larval habits.
Platycentropus
chocolate and cream sedge
Platycentropus is a genus of northern caddisflies (order Trichoptera) in the family Limnephilidae. The genus was established by Ulmer in 1905 and contains at least three described species distributed across North America. One species, Platycentropus radiatus, is commonly known as the "chocolate and cream sedge." These are case-making caddisflies typical of the family Limnephilidae.
Platycentropus radiatus
Chocolate-and-cream Sedge, chocolate and cream sedge
Platycentropus radiatus is a northern caddisfly species in the family Limnephilidae. Adults are recognized by their distinctive chocolate-brown and cream color pattern. The species occurs across North America and is one of the more frequently observed caddisflies in its range, with over 2,000 documented records. Larvae are aquatic and construct portable cases from plant material.
Pseudostenophylax
northern caddisflies
Pseudostenophylax is a genus of northern caddisflies in the family Limnephilidae, containing at least 80 described species. The genus was established by Martynov in 1909 with Pseudostenophylax fumosus as the type species. Species are primarily distributed across northern regions of North America and Eurasia, with notable diversity in Japan and alpine regions. Research on Japanese species has revealed strong phylogeographic patterns linked to mountain formation and glacial history.
Pseudostenophylax uniformis
Pseudostenophylax uniformis is a species of caddisfly in the family Limnephilidae, originally described by Betten in 1934. It is currently recognized as a synonym of Pseudostenophylax sparsus. The species belongs to the subfamily Pseudostenophylacinae, a group of case-making caddisflies. Records indicate presence in North America, specifically in Vermont, United States.
Psychoglypha
Snow Sedges
Psychoglypha is a genus of northern caddisflies in the family Limnephilidae, commonly known as Snow Sedges. The genus contains approximately 14 described species, with most species being cold-adapted and exhibiting late-season activity patterns. The majority of species are distributed in northern and western North America, including Oregon, California, Nevada, Idaho, and western Canada.
Psychoglypha avigo
Psychoglypha avigo is a species of caddisfly in the family Limnephilidae, described by Ross in 1941. It belongs to the "northern caddisfly" group within this family. The species is documented from North America, specifically within the Nearctic region. Available records for this species remain limited.
Psychoglypha bella
Beautiful Northern Caddisfly
Psychoglypha bella is a species of caddisfly in the family Limnephilidae, commonly known as the Beautiful Northern Caddisfly. Originally described as Glyphotaelius bellus by Banks in 1903, this species is part of the tribe Chilostigmini within the subfamily Limnephilinae. The genus Psychoglypha comprises northern caddisflies found primarily in North American freshwater habitats.
Pycnopsyche
northern caddisflies
Pycnopsyche is a genus of northern caddisflies comprising approximately 17 described species. Larvae are aquatic shredders inhabiting leaf packs in temperate streams, where they construct portable cases from leaf material. The genus exhibits temporal niche partitioning among sympatric species, with differences in case materials, habitat preferences, and adult flight periods reducing interspecific competition.
Pycnopsyche antica
northern caddisfly
Pycnopsyche antica is a species of northern caddisfly in the family Limnephilidae, a group of aquatic insects known for their larval cases constructed from plant material. The species occurs in North America, with records from the Nearctic region including the northeastern United States. As with other Limnephilidae, larvae are likely case-building and aquatic, though specific biological details for this species remain poorly documented in available sources.
Pycnopsyche gentilis
caddisfly
Pycnopsyche gentilis is a northern caddisfly in the family Limnephilidae. Larvae are shredders that inhabit allochthonous organic materials in freshwater streams, where they feed on leaf litter colonized by aquatic fungi. The species is contemporaneous with congeneric P. luculenta, though larvae differ in case materials and habitat preferences. Adult males exhibit temporal partitioning of flight activity, with distinct peak arrival times at light sources when active on the same night as congeners.
Pycnopsyche indiana
northern caddisfly
Pycnopsyche indiana is a species of northern caddisfly described by Ross in 1938. It belongs to the family Limnephilidae, one of the largest families of caddisflies. The species is known from North America and is part of a genus whose larvae construct portable cases from plant material.
Pycnopsyche lepida
northern caddisfly
Pycnopsyche lepida is a species of northern caddisfly in the family Limnephilidae. It is found in North America. Larval ecology has been studied in Michigan streams, where microdistribution is limited by physical habitat factors.
Pycnopsyche limbata
northern caddisfly
Pycnopsyche limbata is a species of northern caddisfly in the family Limnephilidae. It occurs in North America, with records from the Nearctic region including the northeastern United States. As a member of Limnephilidae, it belongs to one of the most species-rich families of caddisflies, commonly known as northern caddisflies or case-makers.
Pycnopsyche luculenta
northern caddisfly
Pycnopsyche luculenta is a northern caddisfly in the family Limnephilidae, native to North America. Larvae inhabit allochthonous organic materials and show distinct habitat preferences and case material choices that differ from congeneric species. The species exhibits temporally segregated adult flight behavior, with male peak arrival times at light differing from sympatric P. gentilis. Research has documented larval dispersion patterns using unique tagging methods.
Pycnopsyche scabripennis
giant red sedge
Pycnopsyche scabripennis, commonly known as the giant red sedge, is a northern caddisfly in the family Limnephilidae. Larvae inhabit allochthonous organic materials in stream environments. The species exhibits rapid larval growth followed by early aestivation and emergence, a temporal pattern that reduces competition with congeners. Adult males display distinct peak arrival times at light sources when active alongside related species, suggesting temporal partitioning as a coexistence mechanism.
Pycnopsyche virginica
Virginia Caddisfly
Pycnopsyche virginica is a species of caddisfly in the family Limnephilidae, first described by Nathan Banks in 1900. It is native to North America within the Nearctic region. As a member of the genus Pycnopsyche, it belongs to a group of case-making caddisflies whose larvae construct portable cases from plant material. The species is part of the diverse Limnephilidae family, which contains many species with aquatic larval stages and terrestrial adults.