Euxoa
Guides
Euxoa absona
Euxoa absona is a species of noctuid moth described by Lafontaine in 1987. It belongs to the genus Euxoa, a large group of owlet moths commonly known as darts or cutworms. The species is part of the diverse Noctuidae family, which includes many agricultural pest species. Very little specific information is documented about this particular species.
Euxoa atristrigata
Euxoa atristrigata is a noctuid moth species described by Smith in 1890. It occurs in western North America from British Columbia and Saskatchewan southward to California. As a member of the genus Euxoa, its larvae likely share the cutworm habit of feeding at or below the soil surface on plant stems, though species-specific biology remains poorly documented.
Euxoa basalis
Euxoa basalis is a noctuid moth species distributed across western North America, from the Canadian prairie provinces south through the Rocky Mountain region to the southwestern United States. The species is considered abundant in the Rocky Mountain region. Adults have a wingspan of approximately 35 mm. The immature stages have been described in biosystematic studies of the genus Euxoa.
Euxoa bicollaris
Euxoa bicollaris is a noctuid moth in the genus Euxoa, characterized by a wingspan of approximately 32 mm. The species is endemic to western North America, with its core distribution in California and range extending northward to southern British Columbia. As a member of the cutworm moth group, its larvae likely exhibit typical cutworm feeding habits, though species-specific biological details remain poorly documented.
Euxoa brevipennis
Euxoa brevipennis is a noctuid moth described by Smith in 1888. The species has a wingspan of approximately 33 mm. It occurs in western North America, with records from the Canadian provinces of British Columbia, Alberta, and Saskatchewan, and the U.S. states of Utah, Colorado, and California. The specific epithet 'brevipennis' refers to short wings, though detailed morphological descriptions beyond wingspan are not readily available in the literature.
Euxoa brunneigera
Euxoa brunneigera is a noctuid moth species occurring in western North America from British Columbia south to California. Adults have a wingspan of approximately 30 mm and exhibit variable coloration ranging from grey to brown. The species belongs to the genus Euxoa, which includes numerous cutworm species whose larvae are agricultural pests.
Euxoa castanea
Euxoa castanea is a moth species in the family Noctuidae described by J. Donald Lafontaine in 1981. It is found in western North America, with a wingspan of 35–38 mm. Adults are active from July to August, with one generation per year. The species belongs to a large genus of cutworm moths, many of which are agricultural pests.
Euxoa cincta
Euxoa cincta is a cutworm moth in the family Noctuidae described by Barnes and Benjamin in 1924. It occurs in North America. The species is assigned MONA/Hodges number 10823. Like other members of the genus Euxoa, it is part of a large and diverse group of noctuid moths whose larvae are commonly known as cutworms.
Euxoa cinnabarina
cutworm, dart moth
Euxoa cinnabarina is a species of cutworm moth in the family Noctuidae. It was first described by William Barnes and James Halliday McDunnough in 1918. The species is found in North America and is assigned the MONA/Hodges number 10797. As a member of the genus Euxoa, it belongs to a group of moths whose larvae are known as cutworms and can be agricultural pests.
Euxoa cona
Euxoa cona is a species of owlet moth in the family Noctuidae, described by Strecker in 1898. It belongs to a large genus of cutworm moths found primarily in North America. The species is recognized in major taxonomic databases but appears to have limited published biological documentation.
Euxoa difformis
Differential Dart, Cutworm Moth
Euxoa difformis is a species of cutworm or dart moth in the family Noctuidae, first described by Smith in 1900. The species is found in North America, with distribution records from Alberta and Saskatchewan in Canada. As a member of the genus Euxoa, it is part of a diverse group of noctuid moths whose larvae are commonly known as cutworms.
Euxoa dissona
dissonant dart
Euxoa dissona, commonly known as the dissonant dart, is a noctuid moth native to north-eastern North America. It belongs to the large genus Euxoa, which includes numerous cutworm and dart moth species. The species was first described by Möschler in 1860 under the basionym Agrotis dissona. Available records indicate it occurs in boreal and temperate regions of Canada and the northern United States.
Euxoa fumalis
Undusted Dart
Euxoa fumalis is a noctuid moth species described by Grote in 1873, commonly known as the Undusted Dart. It belongs to the diverse genus Euxoa, which contains numerous cutworm and dart moth species. The species is present in North America, though specific details regarding its biology, host associations, and economic importance remain poorly documented compared to better-known congeners such as Euxoa auxiliaris (Army Cutworm).
Euxoa hollemani
cutworm moth, dart moth
Euxoa hollemani is a species of cutworm or dart moth in the family Noctuidae. It is found in North America and has been assigned the MONA or Hodges number 10820. Like other Euxoa species, it is likely a nocturnal moth with larvae that feed on vegetation, though specific ecological details for this species are sparse in available sources.
Euxoa idahoensis
Idaho cutworm
Euxoa idahoensis is a species of cutworm moth in the family Noctuidae, first described by Grote in 1878. It belongs to a genus containing numerous agricultural pest species, though specific information about this particular species remains limited. The species is documented from western Canadian provinces including Alberta, Manitoba, and Saskatchewan. Like other Euxoa species, it likely overwinters as a larva and has a typical noctuid life cycle with soil-dwelling caterpillars and nocturnal adult moths.
Euxoa intermontana
Euxoa intermontana is a species of owlet moth in the family Noctuidae, described by Lafontaine in 1975. As a member of the genus Euxoa, it belongs to a group commonly known as darts or cutworms. The species name "intermontana" (between mountains) suggests an association with intermountain regions. Like other Euxoa species, the larvae likely exhibit cutworm behavior, feeding on vegetation and potentially curling into a C-shape when disturbed. However, specific ecological details for this particular species remain poorly documented in available sources.
Euxoa lewisi
Oregon Dart
Euxoa lewisi, commonly known as the Oregon Dart, is a species of cutworm or dart moth in the family Noctuidae. The species was described by Grote in 1873. It belongs to a genus of moths whose larvae are known as cutworms, feeding on plant stems at or below ground level. Two subspecies are recognized: Euxoa lewisi lewisi and Euxoa lewisi julia.
Euxoa maderensis
Euxoa maderensis is a species of owlet moth (family Noctuidae) in the subfamily Noctuinae, described by Lafontaine in 1976. Like other members of the genus Euxoa, it is likely a nocturnal moth with larvae that function as cutworms—surface-feeding caterpillars that cut plant stems at or near soil level. The specific epithet "maderensis" suggests an association with the Madeira region or similar habitat, though detailed life history information for this particular species appears limited in published literature. The genus Euxoa is widely distributed across North America and includes numerous agricultural pest species.
Euxoa manitobana
Brown Prairie Dart
Euxoa manitobana is a species of owlet moth in the family Noctuidae. It was described by James Halliday McDunnough in 1925. The species is known from the Canadian prairie provinces and is commonly referred to as the Brown Prairie Dart. Like other Euxoa species, it likely has a life cycle typical of cutworm moths, with larvae feeding on herbaceous vegetation.
Euxoa mitis
Spineless Dart
Euxoa mitis, commonly known as the Spineless Dart, is a species of owlet moth in the family Noctuidae. It belongs to the large genus Euxoa, which contains numerous cutworm and dart moth species found across North America. As a member of the Noctuidae, it follows the typical life cycle of egg, larva (caterpillar), pupa, and adult moth. The species was described by Smith in 1894 and has been documented in the Canadian provinces of Alberta and Saskatchewan.
Euxoa mojave
Euxoa mojave is a species of owlet moth in the family Noctuidae, described by Lafontaine in 1987. The specific epithet references the Mojave Desert, suggesting an association with arid environments of the southwestern United States. Like other members of the genus Euxoa, this species is likely nocturnal and belongs to a diverse group of cutworm moths.
Euxoa nomas
Euxoa nomas is a noctuid moth species described by Nikolay Grigoryevich Erschoff in 1874. The species has a disjunct distribution spanning western Asia (Iran and Turkestan) and northwestern North America (Alaska and Canada). Between 1987 and 2010, populations were treated as two separate subspecies—E. n. nomas in Asia and E. n. incognita in North America—though these subspecific designations have since been revised. The species belongs to the large and diverse genus Euxoa, commonly known as darts, which includes numerous agricultural pest species.
Euxoa obeliscoides
obelisk dart, square-spot dart
Euxoa obeliscoides, commonly called the obelisk dart or square-spot dart, is a cutworm moth in the family Noctuidae. The species is found across North America, with records from Canada (Alberta, Manitoba, Saskatchewan) and the United States (Vermont). Like other Euxoa species, the larvae are cutworms that feed on plants, though specific host associations for this species are not well documented. Adults are attracted to light.
Euxoa oblongistigma
Euxoa oblongistigma is a species of owlet moth in the family Noctuidae, first described by Smith in 1888. It belongs to the large genus Euxoa, which includes numerous cutworm species. The species is documented from western Canada with records from Alberta and Saskatchewan. Like other Euxoa species, it is likely nocturnal as an adult. Specific biological details beyond basic taxonomy and distribution remain poorly documented in published literature.
Euxoa occidentalis
Euxoa occidentalis is a species of cutworm or dart moth in the family Noctuidae, described by J. Donald Lafontaine and J.R. Byers in 1982. It is found in North America. The species has a MONA or Hodges number of 10781.1. Limited information is available regarding its specific biology and ecology.
Euxoa olivalis
cutworm, dart moth
Euxoa olivalis is a species of cutworm moth in the family Noctuidae, described by Grote in 1879. It belongs to a genus of moths whose larvae are known as cutworms, soil-dwelling caterpillars that feed on plant stems at or below ground level. The species is documented from North America, with specific records from Alberta and Saskatchewan in Canada. As a member of the Euxoa genus, it shares the general life history pattern of overwintering as larvae and completing development in spring, though species-specific details for E. olivalis remain poorly documented in published literature.
Euxoa pallidimacula
Euxoa pallidimacula is a species of owlet moth in the family Noctuidae, described by J. Donald Lafontaine in 1987. It belongs to the large genus Euxoa, which contains numerous cutworm species. Like other members of this genus, the larvae are likely nocturnal feeders that hide in soil or debris during daylight hours. The species has been documented in North America.
Euxoa pallipennis
cutworm, dart moth
Euxoa pallipennis is a species of cutworm moth in the family Noctuidae. It is found in North America, with records from Alberta and Saskatchewan in Canada. Like other Euxoa species, it is likely a nocturnal moth with larvae that feed on plants.
Euxoa pestula
Euxoa pestula is a species of owlet moth in the family Noctuidae, described by Smith in 1904. It belongs to the genus Euxoa, a large group of cutworm moths found primarily in North America. The species is documented from the Canadian prairie provinces of Alberta, Manitoba, and Saskatchewan. Like other Euxoa species, the larvae are likely cutworms that feed on plant stems and roots, though specific life history details for this species remain poorly documented.
Euxoa plagigera
cutworm, dart moth
Euxoa plagigera is a species of cutworm moth in the family Noctuidae. It is found in North America, with confirmed records from Alberta and Saskatchewan in Canada. As a member of the Euxoa genus, it shares characteristics with other cutworm moths, though specific details about its biology and ecology remain limited in available sources.
Euxoa pluralis
Euxoa pluralis is a moth species in the family Noctuidae. It occurs in western North America from British Columbia southward through Nevada to California. The wingspan is approximately 34 mm. Information on its biology and ecology is limited compared to better-known congeners such as Euxoa auxiliaris.
Euxoa punctigera
Euxoa punctigera is a species of owlet moth in the family Noctuidae. It belongs to a large genus of cutworm moths whose larvae are significant agricultural pests. The species was described by Walker in 1865 and is found in North America. Like other Euxoa species, the larvae likely exhibit typical cutworm behavior, feeding on plant stems at or below the soil surface.
Euxoa quadridentata
Euxoa quadridentata is a species of cutworm moth in the family Noctuidae, distributed across North America. As a member of the genus Euxoa, its larvae likely exhibit typical cutworm behavior, feeding on plant stems at or below the soil surface. The species was described by Grote and Robinson in 1865. Specific details about its biology and ecology remain limited in available sources.
Euxoa satiens
Euxoa satiens is a species of noctuid moth described by Smith in 1890. It occurs along the Pacific coast of North America from British Columbia south to California. The wingspan is approximately 34 mm. Like other members of the genus Euxoa, the larvae are likely cutworms that feed on vegetation, though specific life history details for this species remain poorly documented.
Euxoa scholastica
scholastic dart
Euxoa scholastica, known as the scholastic dart, is a noctuid moth species native to eastern North America. The species has a wingspan of approximately 28 mm. Adults are active from July to August. The common name 'scholastic dart' is a standardized vernacular name for this species in North American lepidopteran literature.
Euxoa scotogrammoides
Euxoa scotogrammoides is a species of owlet moth in the family Noctuidae, described by James Halliday McDunnough in 1932. As a member of the genus Euxoa, it shares characteristics with other cutworm moths, though specific biological details for this species remain poorly documented. The species is known from North America.
Euxoa sculptilis
sculptured cutworm, sculptilis dart moth
Euxoa sculptilis is a species of cutworm or dart moth in the family Noctuidae, first described by Harvey in 1875. The species is found in North America, though specific details about its biology, host plants, and ecological role remain poorly documented compared to related species such as the army cutworm (Euxoa auxiliaris). The MONA or Hodges number for this species is 10815.
Euxoa septentrionalis
Northern Cutworm
Euxoa septentrionalis is a cutworm moth in the family Noctuidae. It occurs in North America, with records from Alberta and Manitoba in Canada. Like other Euxoa species, it likely overwinters as a larva. The species is part of a large genus of cutworm moths, many of which are agricultural pests.
Euxoa serricornis
cutworm, dart moth
Euxoa serricornis is a species of cutworm moth in the family Noctuidae, found in North America. It belongs to a genus whose larvae are known as cutworms—generalist feeders that sever plant stems at or near the soil surface. The species is one of many Euxoa spp. that can be agricultural pests, though specific documentation of E. serricornis damage is sparse. Adults are nocturnal and attracted to light.
Euxoa shasta
Euxoa shasta is a species of owlet moth in the family Noctuidae, first described by J. Donald Lafontaine in 1975. It belongs to a large genus of cutworm moths distributed across North America. The species is poorly documented in scientific literature and appears to be rarely encountered, with only two observations recorded in iNaturalist. Its specific biology, distribution, and ecological relationships remain largely unknown.
Euxoa simulata
Euxoa simulata is a noctuid moth described by James Halliday McDunnough in 1946. It belongs to the genus Euxoa, a large group of cutworm moths primarily distributed in North America. The species is documented from western North America, ranging from British Columbia southward to California.
Euxoa stigmatalis
Euxoa stigmatalis is a species of owlet moth in the family Noctuidae, described by Smith in 1900. It is a member of the large genus Euxoa, which contains numerous cutworm species. The species is native to North America. As a noctuid moth, it likely shares the typical life history of many Euxoa species, with larvae that are cutworms feeding on vegetation and adults that are nocturnal. However, specific biological details for this species are poorly documented in available sources.
Euxoa stygialis
Euxoa stygialis is a species of cutworm or dart moth in the family Noctuidae, first described by William Barnes and James Halliday McDunnough in 1912. It is found in North America and has been assigned MONA/Hodges number 10761. Like other Euxoa species, it is part of the diverse cutworm moth fauna that includes agricultural pests, though specific life history details for this species remain poorly documented.
Euxoa trifasciata
Euxoa trifasciata is a noctuid moth species found in western North America. It belongs to the large genus Euxoa, which contains numerous cutworm species. The species was described by Smith in 1888. Available records indicate its presence in Oregon, Washington, Colorado, and California, though detailed biological information remains limited.
Euxoa ustulata
Euxoa ustulata is a species of owlet moth in the family Noctuidae, first described by J. Donald Lafontaine in 1976. It belongs to the large genus Euxoa, which includes numerous cutworm and dart moth species distributed across North America. The species is part of the diverse Noctuinae subfamily, whose larvae are commonly known as cutworms or armyworms. Information specific to E. ustulata remains limited in the provided sources, though the genus is well-documented for its agricultural significance and ecological roles.