Eastern-canada
Guides
Ampedus sanguinipennis
Ampedus sanguinipennis is a click beetle in the family Elateridae, native to eastern North America. The species name "sanguinipennis" refers to the blood-red wing coloration characteristic of this beetle. It is one of numerous Ampedus species distinguished by bright coloration, often in red or orange tones. Records indicate presence in eastern Canada and the northeastern United States.
Anoplonyx canadensis
Anoplonyx canadensis is a larch sawfly native to eastern Canada, historically confused with A. luteipes and A. laricis due to similar adult morphology. The species belongs to a small genus of sawflies specialized on Larix trees, with larvae that feed on larch foliage. Detailed morphological study is required to distinguish this species from its congeners, particularly in adult stages.
Antherophagus convexulus
Antherophagus convexulus is a small beetle in the family Cryptophagidae (silken fungus beetles), first described by LeConte in 1863. The species is recorded from eastern Canada and is part of a genus whose members are generally associated with fungal substrates. Knowledge of this species is limited, with minimal published biological information and few documented observations.
Anthicus haldemani
Haldeman's antlike flower beetle
Anthicus haldemani is a species of antlike flower beetle in the family Anthicidae, first described by LeConte in 1852. It is native to North America and has been recorded from eastern Canada including New Brunswick, Newfoundland, and Nova Scotia. As with other members of the genus Anthicus, it exhibits ant-mimicking morphology and behavior. The species is named in honor of American entomologist Samuel Stehman Haldeman.
Atheta novaescotiae
Atheta novaescotiae is a species of rove beetle described in 2006. It inhabits marine seashore environments in eastern North America. The species exhibits adaptations convergent with those of Tarphiota, a genus of rove beetles specialized for similar coastal habitats.
Athous rufifrons
Red-fronted Click Beetle
Athous rufifrons is a species of click beetle (family Elateridae) described by Randall in 1838. The common name 'Red-fronted Click Beetle' refers to a distinctive color pattern on the head or pronotum. Like other members of Elateridae, it possesses the characteristic clicking mechanism that allows the beetle to right itself when flipped onto its back. The species is documented from eastern Canada with scattered observation records.
Beckerus appressus
Beckerus appressus is a species of click beetle in the family Elateridae, first described by Randall in 1838 under the basionym Elater appressus. It is a small, relatively obscure species with limited published biological information. The species is known primarily from eastern Canadian provinces, with scattered records indicating a boreal or temperate distribution pattern typical of many northern click beetles.
Corymbitodes tarsalis
Black-footed Click Beetle
Corymbitodes tarsalis, commonly known as the Black-footed Click Beetle, is a species of click beetle in the family Elateridae. It is native to eastern Canada, with documented records from New Brunswick, Nova Scotia, Ontario, Prince Edward Island, and Quebec. The species is part of a genus whose members are characterized by the distinctive clicking mechanism that allows these beetles to right themselves when flipped onto their backs. Like other elaterids, it undergoes complete metamorphosis with a larval stage known as a wireworm.
Dalopius cognatus
Dalopius cognatus is a species of click beetle (family Elateridae) described by W.J. Brown in 1934. It is native to eastern Canada, with documented occurrences in New Brunswick, Nova Scotia, Ontario, and Quebec. As a member of the Elateridae, it possesses the characteristic clicking mechanism used for righting itself when overturned. The species is represented by 13 observations on iNaturalist, suggesting it is not frequently encountered or may be underreported.
Diachus catarius
Diachus catarius is a leaf beetle species in the family Chrysomelidae, first described by Suffrian in 1852. The species is recorded from eastern Canada, specifically New Brunswick, Nova Scotia, and Ontario. Very few observations exist in public databases, suggesting it may be uncommon or underreported. As a member of Chrysomelidae, it belongs to a family of herbivorous beetles, though species-specific biology remains poorly documented.
Dichelotarsus cinctipennis
Dichelotarsus cinctipennis is a species of soldier beetle (family Cantharidae) native to eastern Canada. It is one of several species in the genus Dichelotarsus, a group of soft-bodied beetles commonly found in flowering vegetation. The species was described by John Lawrence LeConte in 1866. Available records indicate it occurs in New Brunswick, Ontario, and Quebec.
Dichelotarsus limbellus
Dichelotarsus limbellus is a soldier beetle species in the family Cantharidae, first described by LeConte in 1881 under the basionym Podabrus limbellus. The species is known from eastern Canada, with records from New Brunswick, Nova Scotia, Ontario, and Quebec. Soldier beetles (Cantharidae) are generally recognized by their soft, elongated bodies and flexible elytra.
Dichelotarsus simplex
Dichelotarsus simplex is a species of soldier beetle in the family Cantharidae, first described by Couper in 1865. It is native to eastern Canada, with documented occurrences in Manitoba, New Brunswick, Nova Scotia, Ontario, and Quebec. As a member of Cantharidae, it belongs to a family of soft-bodied beetles commonly associated with flowers and vegetation. The species is rarely recorded, with only 9 observations documented on iNaturalist.
Empoa unifasciata
Empoa unifasciata is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. It was described as a new species from eastern Canada in 1983 and belongs to the gillettei complex—a group of 14 Nearctic species characterized by identical male genitalia. The species is distinguished from congeners primarily by coloration and pattern, particularly a single pale band on the forewings.
Gyrophaena meduxnekeagensis
Gyrophaena meduxnekeagensis is a small rove beetle (Staphylinidae: Aleocharinae) described from eastern Canada in 2009. As a member of the genus Gyrophaena, it is associated with fungal habitats, particularly polypore bracket fungi. The species is currently known from a limited number of records in New Brunswick, Ontario, and Quebec.
Idolus bigeminatus
Idolus bigeminatus is a species of click beetle in the family Elateridae, described by Randall in 1838. The species is known from eastern Canada, with confirmed records across five provinces. As a member of the genus Idolus, it belongs to a group of click beetles characterized by their ability to right themselves using a prosternal spine and mesosternal groove mechanism. The species remains poorly documented in the scientific literature beyond taxonomic catalogues and collection records.
Isarthrus rufipes
Isarthrus rufipes is a species of false click beetle in the family Eucnemidae, first described by Melsheimer in 1844. It belongs to a poorly studied group of beetles whose larvae are typically associated with decaying wood. The species has been recorded in eastern Canada, specifically New Brunswick and Ontario, with very few documented observations overall.
Lacconotus punctatus
Lacconotus punctatus is a species of beetle in the family Mycteridae. It is native to North America, with confirmed records from eastern Canada including New Brunswick, Nova Scotia, and Québec. The species was described by LeConte in 1862. Very little is known about its biology or ecology.
Ligmargus lecontei
Ligmargus lecontei is a species of click beetle (Elateridae) described by Leng in 1918. The species is known from eastern Canada, with confirmed records from New Brunswick, Nova Scotia, Ontario, and Quebec. Very little published information exists on its biology, ecology, or specific habitat requirements. Available observations are sparse, with only six documented records on iNaturalist as of the knowledge cutoff.
Liotrichus falsificus
Liotrichus falsificus is a click beetle species in the family Elateridae, first described by LeConte in 1853. It belongs to a genus characterized by fine, dense pubescence. The species is recorded from eastern Canada with very few modern observations. As with many elaterids, adults possess the family's distinctive clicking mechanism for righting themselves when overturned.
Lycaena dospassosi
maritime copper, saltmarsh copper
Lycaena dospassosi is a small copper butterfly endemic to eastern Canada, restricted to coastal saltmarsh habitats where its larval foodplant Argentina egedei grows. First described in 1940 by James McDunnough, it was originally treated as a subspecies of L. dorcas but is now recognized as a valid species. The butterfly has a wingspan of 25–31 mm and flies from late July to mid-August. Adults nectar on sea lavender (Limonium carolinianum).
Melanotus similis
Melanotus similis is a species of click beetle in the family Elateridae, described by Kirby in 1837. It is a soil-inhabiting pest of row crops that has also been documented in forest habitats. The species occurs in eastern Canada, with records from Manitoba, New Brunswick, Nova Scotia, Ontario, and Prince Edward Island.
Oncopsis quebecensis
Oncopsis quebecensis is a leafhopper species in the family Cicadellidae, described by Hamilton in 1983. It belongs to the tribe Macropsini within the subfamily Eurymelinae. The species has been documented from Newfoundland and Labrador and Nova Scotia in eastern Canada. As a member of the genus Oncopsis, it is part of a group of leafhoppers associated with woody host plants.
Otiorhynchus ligneus
Otiorhynchus ligneus is a broad-nosed weevil in the family Curculionidae, first described by Olivier in 1807. It is native to eastern Canada, with records from New Brunswick, Newfoundland and Labrador, Nova Scotia, Prince Edward Island, and Québec. The species belongs to a large genus of root-feeding weevils, many of which are economically significant pests.
Oxygonus montanus
Catskill Mountain Click Beetle
A click beetle in the family Elateridae, native to eastern Canada. Adults have been recorded from New Brunswick, Nova Scotia, and Quebec. The common name suggests association with mountainous regions, though specific habitat requirements remain poorly documented. Like other elaterids, it possesses the characteristic clicking mechanism for righting itself when overturned.
Philaenarcys spartina
Salt Marsh Spittlebug
Philaenarcys spartina is a spittlebug species in the family Aphrophoridae, first described by Hamilton in 1979. It is associated with salt marsh habitats, specifically with Spartina grasses, as indicated by its specific epithet. The species has been recorded in eastern Canada including New Brunswick, Nova Scotia, and Québec. As a member of the spittlebug family, it likely produces characteristic frothy spittle masses as nymphs, though specific life history details remain poorly documented.
Phloiotrya fusca
Dark False Darkling Beetle
Phloiotrya fusca is a small beetle in the family Melandryidae, commonly known as the Dark False Darkling Beetle. It is a saproxylic species associated with decaying wood. The species has been documented in eastern Canada, with records from New Brunswick, Nova Scotia, Prince Edward Island, and Quebec.
Platydema teleops
Platydema teleops is a species of darkling beetle in the family Tenebrionidae, described by Triplehorn in 1965. It belongs to the genus Platydema, which contains small to medium-sized beetles often associated with decaying plant matter and fungi. The species is known from eastern Canada, with records from New Brunswick, Nova Scotia, Ontario, and Quebec. It is one of the less commonly documented members of its genus, with limited observational data available.
Podabrus diadema
soldier beetle
Podabrus diadema is a species of soldier beetle in the family Cantharidae, first described by Fabricius in 1798. It is native to North America, with distribution records from eastern Canada including New Brunswick, Newfoundland, and Nova Scotia. As a member of the soldier beetles, it belongs to a group known for soft, flexible elytra and aphid predation.
Sericus honestus
Sericus honestus is a click beetle species described by Randall in 1838. It belongs to the family Elateridae, a group characterized by the ability to right themselves using a prosternal spine that fits into a mesosternal groove. The species has been documented in eastern Canada with limited observational records.
Thrinax albidopicta
Thrinax albidopicta is a species of sawfly in the family Tenthredinidae, first described by Norton in 1868. It is a rarely encountered species with limited observational records, known primarily from eastern Canada. As with other members of its family, it is likely herbivorous in the larval stage, though specific host plant associations remain undocumented. Adults are presumably active during the warmer months, but detailed life history information is sparse.
Trichapion porcatum
Trichapion porcatum is a species of straight-snouted weevil in the family Brentidae. It is recorded from eastern Canada, specifically New Brunswick, Ontario, and Quebec. The genus Trichapion comprises small weevils associated with leguminous plants. Limited observational data exists for this species.
Tricholochmaea vaccinii
blueberry leaf beetle
Tricholochmaea vaccinii, commonly known as the blueberry leaf beetle, is a species of skeletonizing leaf beetle in the family Chrysomelidae. It feeds on blueberry plants (Vaccinium species), causing characteristic skeletonized damage to leaves. The species is native to North America and has been documented in eastern Canadian provinces including New Brunswick, Nova Scotia, and Ontario.
Xylopinus aenescens
Xylopinus aenescens is a species of darkling beetle in the family Tenebrionidae, first described by John Lawrence LeConte in 1866. It belongs to a genus of beetles associated with decaying wood and forest habitats. Records indicate it occurs in eastern Canada, specifically New Brunswick, Ontario, and Quebec. As a member of Tenebrionidae, it likely contributes to nutrient cycling through decomposition processes, though specific ecological studies on this species appear limited.