Canada
Guides
Laccocera lineata
Laccocera lineata is a species of planthopper in the family Delphacidae, first described by Scudder in 1963. It belongs to the order Hemiptera, a group characterized by piercing-sucking mouthparts. The species is part of the genus Laccocera, which is classified within the tribe Delphacini. Distribution records indicate presence in western North America, specifically in the Canadian provinces of Alberta, British Columbia, and Saskatchewan, as well as the U.S. state of Washington.
Laccocera obesa
Laccocera obesa is a planthopper species in the family Delphacidae, first described by Van Duzee in 1897. It belongs to a family known for including significant agricultural pests, particularly of cereal crops. The species has been recorded across western North America from Alberta to California.
Laccornis conoideus
Laccornis conoideus is a species of predaceous diving beetle in the family Dytiscidae. It is known from North America, with records from Alberta and British Columbia in Canada. As a member of the tribe Laccornini, it belongs to a group of small to medium-sized diving beetles. The species was first described by LeConte in 1850.
Laccornis latens
Laccornis latens is a species of predaceous diving beetle in the family Dytiscidae. It was described by Fall in 1937. The species is known from North America, with confirmed records from New Brunswick and Nova Scotia in Canada.
Lachnocrepis parallela
Lachnocrepis parallela is a species of ground beetle in the family Carabidae, subfamily Licininae. Originally described by Thomas Say in 1830, it is currently treated as a synonym of Oodes parallelus. The species has been recorded from Canada and the United States, including Vermont. As a member of the tribe Oodini, it belongs to a group of carabid beetles often associated with moist habitats.
Lacon maculatus
Lacon maculatus is a species of click beetle in the family Elateridae, first described by LeConte in 1866. The species belongs to the subfamily Agrypninae and is characterized by its spotted or maculated appearance, as suggested by its specific epithet. It is known from eastern Canada, with records from Ontario and Québec. Like other click beetles, it possesses the family-defining prosternal process that enables the characteristic 'clicking' escape mechanism.
Lacon marmoratus
Marbled Click Beetle
Lacon marmoratus, commonly known as the marbled click beetle, is a species of click beetle in the family Elateridae. The species is characterized by its distinctive marbled patterning. It has been documented in parts of Canada including Ontario and Québec, with 275 observations recorded on iNaturalist. As a member of the click beetle family, it possesses the characteristic ability to right itself when overturned through a sudden body flexion mechanism.
Lacon rorulentus
Lacon rorulentus is a species of click beetle in the family Elateridae, described by LeConte in 1859. Records indicate it occurs in British Columbia, Canada. As a member of the click beetle family, it possesses the characteristic prosternal process that engages with a mesosternal groove to produce the clicking mechanism used for righting itself when overturned.
Lacon sparsus
Lacon sparsus is a click beetle species in the family Elateridae, first described by Candèze in 1865. It belongs to a genus of click beetles with limited published information on species-level biology. The species has been recorded in western North America, particularly British Columbia, Canada.
Lagium atroviolaceum
Lagium atroviolaceum is a species of sawfly in the family Tenthredinidae. It is a member of the suborder Symphyta, which are characterized by a broad connection between the thorax and abdomen without the narrow 'wasp waist' seen in other Hymenoptera. The species is known from eastern Canada and has been documented through a moderate number of observations. As with other tenthredinid sawflies, adults are likely associated with vegetation while larvae are phytophagous, though specific biological details remain limited.
Larropsis distincta
square-headed wasp
Larropsis distincta is a species of square-headed wasp in the family Crabronidae. It is native to North America and has been documented in Canada, specifically in Alberta. The species was first described by F. Smith in 1856.
Lasconotus borealis
Boreal Ironclad Beetle
Lasconotus borealis is a species of ironclad beetle in the family Zopheridae, distributed across northern North America including Manitoba, New Brunswick, Newfoundland, and other parts of Canada. The species belongs to a genus characterized by heavily sclerotized, cylindrical bodies. Very little detailed biological information has been published for this specific species.
Lasioglossum atwoodi
Atwood's Sweat Bee
Lasioglossum atwoodi is a species of sweat bee described by Gibbs in 2010 as part of a comprehensive taxonomic revision of metallic Dialictus bees in Canada. It belongs to the subgenus Dialictus, the most commonly collected bee group in North America. As a member of this large and diverse genus, it likely exhibits the small size and metallic coloration typical of many Dialictus species, though specific biological details remain undocumented in published literature.
Lasioglossum ephialtum
nightmare sweat bee
Lasioglossum ephialtum is a sweat bee in the family Halictidae, described as a new species in 2010 by Jason Gibbs. It belongs to the subgenus Dialictus, a diverse group of small bees commonly collected across North America. The species is known by the common name 'nightmare sweat bee.' As with other Dialictus species, it is likely a pollinator, though specific biological details remain poorly documented.
Lasioglossum laevissimum
Very Smooth Sweat Bee
Lasioglossum laevissimum is a small metallic sweat bee in the subgenus Dialictus, one of the most species-rich and taxonomically challenging groups of North American bees. The species was described by Smith in 1853 and has accumulated seven synonymies due to historical difficulties in distinguishing Dialictus species. It occurs in Canada and the northern United States, where it nests in soil and visits flowers for pollen and nectar. Like other Dialictus, it is likely a solitary or weakly social ground-nesting bee with females provisioning individual brood cells.
Lasioglossum nigroviride
Black-and-green Metallic-Sweat bee, black-and-green dialictus sweat bee
Lasioglossum nigroviride is a small metallic sweat bee in the family Halictidae, placed in the subgenus Dialictus. The species was described by Graenicher in 1911 and is one of numerous metallic Lasioglossum species in North America. Halictus (Chloralictus) richardsoni Cockerell was synonymized with this species in Gibbs's 2010 revision of Canadian Dialictus. Like other members of this large genus, it is a ground-nesting bee with likely solitary or semi-social behavior.
Lasioglossum semicaeruleum
sweat bee
Lasioglossum semicaeruleum is a small metallic sweat bee in the family Halictidae, subgenus Dialictus. It was described by Cockerell in 1895 and occurs in North America. The species was revised taxonomically in 2010, with two junior synonyms synonymized under it. Like other members of the large genus Lasioglossum, it is a ground-nesting bee and contributes to pollination services in its habitat.
Lasiomerus annulatus
damsel bug
Lasiomerus annulatus is a species of damsel bug in the family Nabidae, native to North America. The last-instar nymph was first described in 1993, providing important taxonomic clarification for this poorly known species. It ranges across southern Canada and the northern United States, with its northern limit established at 45°37′N latitude in Quebec. The species has been collected from 1979 to 1985 in Quebec, indicating a stable population in that region. As a nabid, it is presumed to be predatory, though specific prey records remain limited.
Lasionycta phoca
Lasionycta phoca is a species of noctuid moth described by Möschler in 1864. It is endemic to eastern and central Canada, occurring from Labrador westward to the coast of Hudson Bay. Adults are active during June and July, exhibiting both diurnal and nocturnal flight patterns over tundra habitats. The species is attracted to light.
Latalus personatus
Latalus personatus is a leafhopper species in the family Cicadellidae, first described by Beirne in 1954. It is currently considered a synonym of Turrutus personatus. The species is recorded from parts of Canada (Manitoba, Nova Scotia, Québec) and the northeastern United States (New Hampshire). As a member of the subfamily Deltocephalinae and tribe Paralimnini, it belongs to a diverse group of small plant-feeding insects commonly known as leafhoppers.
Leptoceletes basalis
Leptoceletes basalis is a species of net-winged beetle in the family Lycidae, first described by John Lawrence LeConte in 1847. It is native to North America and has been recorded from multiple Canadian provinces including Manitoba, New Brunswick, and Nova Scotia. The species belongs to a family characterized by soft elytra with reticulate venation patterns.
Lepturopsis biforis
Two-spotted Long-horned Beetle
Lepturopsis biforis is a species of long-horned beetle in the family Cerambycidae, first described by Newman in 1841. It is commonly known as the Two-spotted Long-horned Beetle. The species belongs to the subfamily Lepturinae, a group often associated with flower visitation. Records indicate presence in eastern Canada.
Ligmargus funebris
Dark Click Beetle
Ligmargus funebris, commonly known as the Dark Click Beetle, is a species of click beetle in the family Elateridae. This beetle is found in boreal and subarctic regions of North America, including Alaska, western Canada (Alberta, British Columbia, Northwest Territories, Yukon), and potentially extending into northern forested areas. Click beetles are named for their ability to right themselves when flipped on their backs by rapidly flexing their thoracic hinge, producing an audible clicking sound. The genus Ligmargus belongs to the subfamily Dendrometrinae and tribe Athoini.
Lignyodes helvolus
Tawny Ash Weevil
Lignyodes helvolus is a species of leguminous seed weevil in the beetle family Curculionidae. The species was described by Clark in 1980. It is found in North America, with documented records from Canadian provinces including Manitoba, New Brunswick, Ontario, and Québec. The common name "Tawny Ash Weevil" has been recorded for this species, though the origin of this name is not documented in available sources.
Lignyodes horridulus
Rough Ash Seed Weevil, Ash Seed Weevil
Lignyodes horridulus, commonly known as the Rough Ash Seed Weevil, is a seed-feeding weevil in the family Curculionidae. The species was described by Clark in 1980 and is native to North America. It belongs to a genus associated with leguminous seed feeding, though specific host associations for this species require verification. The common name suggests a relationship with ash (Fraxinus), but this may reflect taxonomic confusion with related species rather than confirmed biology.
Limonius aurifer
Gold-headed Click Beetle
Limonius aurifer is a species of click beetle in the family Elateridae, commonly known as the Gold-headed Click Beetle. It is native to North America and has been documented in Canada (Manitoba, Ontario, Quebec) and the United States. The species is part of the genus Limonius, which includes several economically important agricultural pests known as wireworms. Research has investigated the efficacy of synthetic sex pheromones for trapping multiple Limonius species across various North American locations.
Limonius auripilis
Red-Shouldered Wireworm
Limonius auripilis is a species of click beetle in the family Elateridae, commonly known as the Red-Shouldered Wireworm. The larval stage, referred to as wireworms, are soil-dwelling pests known to damage agricultural crops. The species has been documented in Ontario and Québec, Canada. Research has examined pheromone-based trapping methods for monitoring and managing this and related Limonius species.
Limonius californicus
sugarbeet wireworm
Limonius californicus, commonly known as the sugarbeet wireworm, is a click beetle in the family Elateridae. The larval stage, referred to as wireworms, is an agricultural pest particularly associated with sugar beet and other crops in the northwestern United States and western Canada. Adult males exhibit distinctive mate-finding behavior, using olfactory cues to locate females that release a sex attractant shortly after emergence.
Limonius ectypus
Western Field Click Beetle
Limonius ectypus, commonly known as the Western Field Click Beetle, is a species of click beetle in the family Elateridae. It is distributed across central and western Canada, with records from Alberta, British Columbia, Manitoba, Ontario, and Quebec. As a member of the genus Limonius, it belongs to a group of soil-dwelling beetles whose larvae (wireworms) are significant agricultural pests. The species has been the subject of recent research on pheromone-based trapping methods for wireworm management.
Limonius pectoralis
Limonius pectoralis is a species of click beetle (family Elateridae) described by LeConte in 1866. It is one of several Limonius species known as agricultural pests, with larvae commonly referred to as wireworms. The species has been documented across northern and western North America, including Canadian provinces from British Columbia to New Brunswick. Research has investigated pheromone-based trapping methods for this species as part of integrated pest management strategies.
Linyphantes victoria
Linyphantes victoria is a species of sheetweb spider in the family Linyphiidae, first described by Chamberlin & Ivie in 1942. It belongs to a family commonly known as money spiders or sheetweb weavers, characterized by their small size and construction of flat sheet webs often with a dome or tangle above. The species is documented from Canada, though specific details about its biology remain limited in published literature.
Liodessus cantralli
Cantrall's bog beetle, Cantrall's Bog-beetle
Liodessus cantralli, known as Cantrall's bog beetle, is a small predaceous diving beetle in the family Dytiscidae. It belongs to the tribe Bidessini within the subfamily Hydroporinae. The species was described by Young in 1953 and was originally placed in the genus Bidessus. It occurs in bog habitats in parts of North America, with confirmed records from the Canadian provinces of Alberta and Manitoba.
Liogluta terminalis
Liogluta terminalis is a species of rove beetle in the family Staphylinidae, subfamily Aleocharinae. It was described by Casey in 1906. The species belongs to the tribe Athetini, one of the largest tribes within the Aleocharinae. Like other members of its genus, it is a small-bodied beetle with the characteristic abbreviated elytra that expose most of the abdomen typical of the Staphylinidae family.
Liriomyza asclepiadis
Liriomyza asclepiadis is a species of leafminer fly in the family Agromyzidae, described by Spencer in 1969. As a member of the genus Liriomyza, it belongs to a group of flies whose larvae create characteristic feeding tunnels (mines) within leaf tissue. The species epithet "asclepiadis" suggests an association with plants in the family Apocynaceae (milkweeds), though specific host records remain limited. It is known from northeastern North America.
Lissonota scutellaris
Lissonota scutellaris is a species of ichneumon wasp in the family Ichneumonidae, described by Cresson in 1870. The species is known from scattered records across western Canada, including Alberta and Manitoba. As with other members of the genus Lissonota, this species is presumed to be a parasitoid, though specific host associations remain undocumented.
Lissorhoptrus simplex
Lissorhoptrus simplex is a weevil species in the family Brachyceridae, found in North America including parts of Canada. It is one of several species in the genus Lissorhoptrus, which includes the economically significant rice water weevil Lissorhoptrus oryzophilus. Unlike its congener, L. simplex has not been documented as an agricultural pest.
Listronotus appendiculatus
underwater weevil
Listronotus appendiculatus is an underwater weevil in the family Curculionidae. It is found in North America, with distribution records from Canada including Alberta, British Columbia, Manitoba, and New Brunswick. The species inhabits aquatic environments, distinguishing it from many congeneric species that are agricultural pests of terrestrial crops.
Lixus caudifer
Lixus caudifer is a weevil species in the family Curculionidae, described by John Lawrence LeConte in 1876. It belongs to the large genus Lixus, which contains numerous species distributed across North America and other regions. The species epithet 'caudifer' refers to a tail-bearing characteristic, likely describing some aspect of the weevil's morphology. Based on distribution records, this species occurs in western and central Canada including British Columbia, Manitoba, and Saskatchewan.
Longitarsus erro
Longitarsus erro is a species of flea beetle (family Chrysomelidae) described by George Henry Horn in 1889. The species is known from Canada, with records from Alberta, British Columbia, and Manitoba. As a member of the large genus Longitarsus, it belongs to a group of small leaf beetles characterized by their enlarged hind femora adapted for jumping. Information regarding its specific biology, host plants, and ecology remains limited.
Longitarsus turbatus
Longitarsus turbatus is a flea beetle species in the family Chrysomelidae, first described by Horn in 1889. Records indicate presence in the Canadian provinces of Ontario and Québec. As a member of the genus Longitarsus, it possesses enlarged hind femora adapted for jumping. Specific ecological details remain poorly documented.
Lyctus opaculus
powder-post beetle
Lyctus opaculus is a powder-post beetle in the family Bostrichidae. It occurs in North America, with records from Canada (Ontario and Québec) and the United States. The species belongs to a genus whose members are known for infesting seasoned hardwoods.
Lysibia mandibularis
Lysibia mandibularis is a species of ichneumon wasp in the family Ichneumonidae, first described by Provancher in 1875. The species epithet "mandibularis" suggests distinctive mandibular characteristics. It belongs to the genus Lysibia, a group of parasitoid wasps within the diverse Ichneumonidae family, one of the largest families of organisms with over 25,000 described species worldwide. The genus Lysibia is relatively small and poorly studied compared to many other ichneumonid genera.
Maccaffertium terminatum
flatheaded mayfly
Maccaffertium terminatum is a species of flatheaded mayfly in the family Heptageniidae. It is widely distributed across Canada and the Nearctic region. The species possesses the characteristic subimago stage typical of mayflies, where sexually immature adults with opaque, milky-white wings emerge from water before undergoing a final molt to the reproductive adult stage. Two subspecies are recognized: M. t. terminatum and M. t. placitum.
Macrophya cassandra
Macrophya cassandra is a species of sawfly in the family Tenthredinidae, first described by William Kirby in 1882. The species belongs to the subfamily Tenthredininae and tribe Macrophyini. It is native to eastern Canada, with records from Manitoba, Nova Scotia, Ontario, and Quebec. As a member of the genus Macrophya, it shares characteristics with other sawflies in this group, including herbivorous larval feeding habits, though specific biological details for this species remain poorly documented.
Macrophya fuliginea
Macrophya fuliginea is a species of sawfly in the family Tenthredinidae. It is known from eastern Canada, with records from Ontario and Quebec. As a member of the genus Macrophya, it belongs to a group of sawflies characterized by specific morphological features, though detailed species-level biology remains poorly documented in published literature.
Macrophya pulchella
Macrophya pulchella is a species of sawfly in the family Tenthredinidae, subfamily Tenthredininae. The genus Macrophya is a diverse group of sawflies found primarily in the Northern Hemisphere. Distribution records indicate this species occurs in eastern Canada, specifically Ontario and Quebec. As with other members of the genus, adults are likely associated with flowering vegetation, though specific biological details for this species remain poorly documented.
Macrophya varia
Macrophya varia is a species of sawfly in the family Tenthredinidae, first described by Norton in 1860. It belongs to a genus of sawflies commonly known as the "macrophya sawflies," which are primarily associated with feeding on various woody plants. The species has been documented across multiple Canadian provinces, suggesting a northern distribution pattern. Like other members of its family, it undergoes complete metamorphosis with distinct larval and adult stages.
Macrosteles canadensis
Macrosteles canadensis is a leafhopper species in the family Cicadellidae, described by Kwon in 2010. It belongs to a genus of small, slender leafhoppers that are widespread in the Northern Hemisphere. The species is recorded from multiple Canadian provinces, indicating a distribution centered in North America. Like other Macrosteles species, it likely inhabits grassy and herbaceous vegetation, though specific ecological details remain poorly documented due to its recent description and limited study.
Macrosteles frigidus
A leafhopper species in the family Cicadellidae, described from North America in 2010. Distribution records indicate occurrence across northern regions of the continent including Alaska and Canadian provinces. As a member of genus Macrosteles, it shares the tribe's general association with herbaceous plant habitats.
Macrosteles informis
Macrosteles informis is a species of leafhopper in the family Cicadellidae, described by Kwon in 2010. It belongs to the genus Macrosteles, a group of small, often abundant leafhoppers. The species has been recorded from eastern Canada, specifically Newfoundland and Labrador and Nova Scotia. As a recently described species, detailed biological information remains limited.