Curculionidae
Guides
Carphoborus frontalis
Carphoborus frontalis is a species of crenulate bark beetle described by Wood in 1954. It belongs to the family Curculionidae, the largest family of beetles. The species is distributed in North America. As a bark beetle in the subfamily Scolytinae, it likely shares the general biology of related species in boring into wood and feeding on phloem, though specific ecological details for this species remain poorly documented.
Carphoborus simplex
crenulate bark beetle
Carphoborus simplex is a species of crenulate bark beetle in the family Curculionidae, first described by LeConte in 1876. The species is found in North America and Middle America. As a bark beetle, it is part of a group known for their association with woody plants, though specific biological details for this species remain poorly documented in available literature.
Carphonotus
Carphonotus is a small genus of true weevils in the family Curculionidae, established by Thomas Lincoln Casey in 1892. The genus contains at least two described species: C. ochreipilis and C. testaceus. Information on the biology and ecology of these weevils remains limited.
Catapastinus
Catapastinus is a genus of weevils in the family Curculionidae, established by G.C. Champion in 1908. The genus is poorly documented in modern literature, with only two observations recorded on iNaturalist. As a member of the largest beetle family, it likely exhibits the characteristic elongated snout and elbowed antennae typical of weevils, but specific morphological and biological details remain largely unstudied.
Catapastinus caseyi
Colima Baridine Weevil
Catapastinus caseyi is a weevil species in the family Curculionidae, described by G.C. Champion in 1909. It is provisionally accepted in taxonomic databases and has been recorded from Mexico (Colima region, based on common name reference). The species belongs to the large and diverse weevil family Curculionidae, which contains numerous plant-feeding beetles. Very little specific biological information is available for this particular species in the accessible literature.
Catapastus
flower weevils
Catapastus is a genus of flower weevils in the family Curculionidae, comprising nine described species. The genus was established by Thomas Lincoln Casey in 1892. Species are distributed across North America, with records from the United States and Mexico. Members are small beetles associated with flowers, consistent with the common name for the group.
Catapastus conspersus
flower weevil
Catapastus conspersus is a species of flower weevil in the family Curculionidae. The species was described by T.L. Casey in 1892. It is known from North America, with records from Ontario and Québec in Canada. As a member of the flower weevil group, it likely associates with flowering plants, though specific biological details remain poorly documented.
Catapastus squamirostris
Catapastus squamirostris is a species of flower weevil in the beetle family Curculionidae. The species was described by Casey in 1920. It is found in North America. As a flower weevil, it likely associates with flowering plants, though specific ecological details remain poorly documented.
Cathormiocerus
Cathormiocerus is a genus of weevils in the family Curculionidae, subfamily Entiminae, and tribe Trachyphloeini. It was established by Schönherr in 1842. The genus is distributed across parts of Europe and Africa, with records from Denmark, Norway, Sweden, and Tanzania. Members of this genus are ground-dwelling weevils, consistent with the habits of their tribe.
Cathormiocerus curvipes
Cathormiocerus curvipes is a species of broad-nosed weevil in the family Curculionidae, subfamily Entiminae. It was described by Thomas Vernon Wollaston in 1854. The species is endemic to the Azores archipelago in the North Atlantic, with records from multiple islands including São Miguel, Faial, Flores, São Jorge, and Corvo. As a member of the Trachyphloeini tribe, it belongs to a group of flightless weevils often associated with soil-dwelling habits and cryptic lifestyles.
Caulophilus
Caulophilus is a genus of true weevils (Curculionidae) established by Wollaston in 1854, comprising more than 20 described species. At least one species, C. oryzae, is a significant stored product pest. The genus has been documented as a host for ectoparasitic wasps in the family Bethylidae.
Caulophilus dubius
Caulophilus dubius is a species of true weevil in the beetle family Curculionidae. It was described by Horn in 1873. The species has been synonymized under Cossonus dubius in some taxonomic treatments. It belongs to the genus Caulophilus, which comprises weevils characterized by their elongated snouts and association with woody plants.
Caulophilus oryzae
Broad-nosed Grain Weevil
Caulophilus oryzae is a stored product pest in the family Curculionidae, commonly known as the broad-nosed grain weevil. It serves as an alternative host for the ectoparasitic wasp Cephalonomia hyalinipennis. The species is found in stored grain environments and has been documented in the Galápagos Islands, North America, and the Canary Islands.
Centrinites
flower weevils
Centrinites is a genus of flower weevils in the beetle family Curculionidae, established by Thomas Lincoln Casey in 1892. The genus contains approximately 19 described species. As members of Curculionidae, these beetles possess the characteristic elongated rostrum (snout) typical of weevils. The group is relatively understudied, with limited published information on species-level biology.
Centrinites strigicollis
Centrinites strigicollis is a species of flower weevil in the beetle family Curculionidae, first described by Thomas Lincoln Casey in 1892. It belongs to a genus of weevils associated with flowering plants. The species is documented from North America, though detailed biological information remains limited.
Centrinogyna
flower weevils
Centrinogyna is a genus of flower weevils in the family Curculionidae, established by Thomas Lincoln Casey in 1892. The genus contains six described species distributed in North America. All species were described by Casey between 1892 and 1920, with the exception of C. strigata, which was originally described by LeConte in 1876. As members of Curculionidae, adults possess the characteristic elongated snout (rostrum) with mouthparts at the tip. The genus has not been subject to extensive modern taxonomic revision.
Centrinogyna hispidula
flower weevil
Centrinogyna hispidula is a species of flower weevil in the family Curculionidae. It was described by Casey in 1920. The species is found in southwestern North America, with its range extending from Arizona into Mexico. As a member of the flower weevil group, it likely associates with flowering plants, though specific biological details remain poorly documented.
Centrinogyna procera
Centrinogyna procera is a species of flower weevil in the beetle family Curculionidae, described by Thomas Lincoln Casey in 1892. The species is found in North America. As a member of the flower weevil group, it likely feeds on floral tissues, though specific ecological details remain poorly documented. The genus Centrinogyna is part of the diverse weevil family, one of the largest families of beetles.
Centrinopus
flower weevils
Centrinopus is a genus of flower weevils established by Thomas Lincoln Casey in 1892. The genus contains approximately 19 described species within the family Curculionidae. These beetles are associated with flowers, though specific ecological relationships remain poorly documented. The genus is part of the diverse weevil fauna of North America.
Centrinopus helvinus
Centrinopus helvinus is a species of flower weevil in the family Curculionidae. It is native to North America. The species was described by Thomas Lincoln Casey in 1889. As a member of the flower weevil group, it is associated with flowering plants, though specific ecological details remain poorly documented.
Cercopeus maspavancus
Cercopeus maspavancus is a species of weevil in the family Curculionidae, subfamily Entiminae, described by Sleeper in 1955. It belongs to the tribe Trachyphloeini, a group of broad-nosed weevils. Records indicate occurrence in the eastern United States from Massachusetts to the Carolinas. As with many members of its genus, detailed biological information remains limited.
Ceutorhynchinae
Minute Seed Weevils
Ceutorhynchinae is a large subfamily of minute seed weevils within Curculionidae, comprising over 150 genera and more than 1,000 described species worldwide. The subfamily is predominantly phytophagous and exhibits strong associations with Brassicaceae, though host plant relationships vary across genera. The genus Ceutorhynchus is particularly diverse and includes significant agricultural pests such as the cabbage seedpod weevil (Ceutorhynchus obstrictus), as well as species with potential for biological control of weeds. The subfamily shows highest diversity in the Holarctic region, especially the Palaearctic.
Ceutorhynchini
Ceutorhynchini is a tribe of true weevils within the subfamily Baridinae of the family Curculionidae. Members of this tribe are small to medium-sized weevils with characteristic rostrate heads. The tribe contains numerous genera distributed across multiple continents, with documented diversity in North America, the Palearctic region, tropical Africa, and Asia. Several subtribes have been recognized within Ceutorhynchini, including Oxyonychina.
Ceutorhynchus
Ceutorhynchus is a large genus of true weevils comprising at least 400 described species. The genus is notable for its association with brassicaceous plants, with many species acting as stem miners or seedpod parasites. Several species are significant agricultural pests of oilseed rape, including C. napi, C. pallidactylus, and C. obstrictus. At least one species, C. succinus, is known from Eocene Baltic amber, indicating an ancient evolutionary history.
Ceutorhynchus americanus
Ceutorhynchus americanus is a species of true weevil (family Curculionidae) in the tribe Ceutorhynchini. First described by Buchanan in 1937, it occurs in northern North America including Alaska and Ontario. Its feeding habits remain incompletely understood, with observations on Raphanus raphanistrum, garlic mustard, fawn lily, and day lily suggesting potential host flexibility.
Ceutorhynchus anthonomoides
minute seed weevil
Ceutorhynchus anthonomoides is a minute seed weevil in the family Curculionidae, first described by Dietz in 1896. The species is known from North America. It belongs to a large genus of weevils commonly associated with plants in the mustard family (Brassicaceae), though specific host associations for this species remain unconfirmed. Available information is limited to basic taxonomic and distributional data.
Ceutorhynchus bolteri
minute seed weevil
Ceutorhynchus bolteri is a species of minute seed weevil in the beetle family Curculionidae, described by Dietz in 1896. It belongs to a large genus of small weevils associated with plants, particularly in the family Brassicaceae. The species is recorded from North America, with specific distribution records from British Columbia, Canada.
Ceutorhynchus lecontei
minute seed weevil
Ceutorhynchus lecontei is a species of minute seed weevil in the family Curculionidae. It was described by Colonnelli in 1979. The species is known to occur in North America, with records from Canada including Alberta, British Columbia, and Saskatchewan. As a member of the genus Ceutorhynchus, it belongs to a group of small weevils associated with seeds of various plants.
Ceutorhynchus nodipennis
Ceutorhynchus nodipennis is a weevil species in the family Curculionidae, first described by Dietz in 1896. It is recorded from North America. The species belongs to a large genus of weevils commonly associated with Brassicaceae plants. Available information on this species is limited, with few documented observations.
Ceutorhynchus omissus
minute seed weevil
Ceutorhynchus omissus is a small seed weevil in the family Curculionidae, described by Fall in 1917. The species occurs in North America, with records from Canada including Alberta, Manitoba, and New Brunswick. As a member of the genus Ceutorhynchus, it likely develops in association with plants of the family Brassicaceae, though specific host associations remain undocumented.
Ceutorhynchus pauxillus
minute seed weevil
Ceutorhynchus pauxillus is a small seed weevil in the family Curculionidae, first described by Dietz in 1896. It belongs to a large genus of weevils associated with Brassicaceae and other plant families. The species is recorded from central Canada, with confirmed occurrences in Alberta, Manitoba, and Saskatchewan.
Ceutorhynchus pusillus
minute seed weevil
Ceutorhynchus pusillus is a minute seed weevil in the family Curculionidae. It was described by LeConte in 1876. The species is known from North America.
Ceutorhynchus querceti
Ceutorhynchus querceti is a small weevil in the family Curculionidae. The species was described by Gyllenhal in 1813. It is part of a large genus of seed weevils, many of which are associated with brassicaceous plants.
Ceutorhynchus semirufus
minute seed weevil
Ceutorhynchus semirufus is a small weevil species in the family Curculionidae, described by LeConte in 1876. It is distributed across North America with records from Alberta, New Brunswick, Newfoundland, and other regions. As a member of the genus Ceutorhynchus, it belongs to a group of seed-feeding weevils, though specific biological details for this species remain poorly documented.
Ceutorhynchus squamosulus
Ceutorhynchus squamosulus is a small weevil in the family Curculionidae, described by Sleeper in 1957. The species is known from North America, with distribution records from British Columbia, Canada. Very little published information exists regarding its biology, ecology, or host associations. As a member of the genus Ceutorhynchus, it likely shares the characteristic elongated snout and compact body form typical of this diverse weevil group, though species-level details remain poorly documented.
Ceutorhynchus zimmermannii
Ceutorhynchus zimmermannii is a species of weevil in the family Curculionidae, first described by Gyllenhal in 1837. The species is recorded from central Canada, specifically the provinces of Manitoba, Ontario, and Saskatchewan. As a member of the large genus Ceutorhynchus, it belongs to a group of weevils commonly known as cabbage seedpod weevils or stem weevils, many of which are associated with brassicaceous host plants. Available information on this species is limited, with no observations recorded on iNaturalist and minimal published biological data.
Chalcodermus aeneus
Cowpea Curculio
Chalcodermus aeneus, commonly known as the cowpea curculio, is a true weevil (Coleoptera: Curculionidae) that is a significant agricultural pest of legume crops in the southeastern United States. The species is particularly damaging to cowpea (Vigna unguiculata) and southern peas. Adults and larvae cause economic damage to developing seeds and pods. Management of this pest remains challenging due to its life history characteristics and the limited effectiveness of available control methods.
Chalcodermus collaris
partridge-pea weevil
Chalcodermus collaris, known as the partridge-pea weevil, is a species of snout beetle in the family Curculionidae. It is native to North America. The common name suggests an association with partridge-pea (Chamaecrista fasciculata), a native legume, though specific ecological relationships require confirmation.
Chalcodermus inaequicollis
Chalcodermus inaequicollis is a species of true weevil in the beetle family Curculionidae, described by Horn in 1873. It is found in North America. Like other members of the genus Chalcodermus, it is characterized by a distinctive body form and rostrum structure typical of the group.
Chalcodermus martini
Chalcodermus martini is a species of true weevil in the beetle family Curculionidae, described by Van Dyke in 1929. It is known from North America. As a member of the genus Chalcodermus, it belongs to a group of weevils within the diverse Curculionidae family. Very little specific information has been published about the biology or ecology of this particular species.
Chalcodermus serripes
mimosa green-seed weevil
Chalcodermus serripes is a true weevil in the family Curculionidae, commonly known as the mimosa green-seed weevil. It has been investigated as a potential biological control agent for the invasive plant Mimosa pigra. The species is native to North America. Its common name reflects its association with Mimosa seeds.
Chelonychus longipes
Chelonychus longipes is a species of true weevil in the beetle family Curculionidae. It is found in North America, with distribution records from the Canadian provinces of Alberta, British Columbia, Manitoba, and Saskatchewan. The species was described by Dietz in 1891. Little is known about its biology or ecology.
Cholomyia inaequipes
Cholomyia inaequipes is a tachinid bristle fly described by Bigot in 1884. The species is a parasitoid of weevils in the genus Conotrachelus, with documented associations to nine species including plum curculio (Conotrachelus nenuphar) and hickory curculio (Conotrachelus juglandis). It occurs across North, Central, and South America.
Cholus
Cholus is a genus of weevils (Curculionidae) established by Ernst Friedrich Germar in 1823. The genus belongs to the diverse superfamily Curculionoidea and is characterized by the distinctive rostrum typical of weevils. With nearly 2,800 iNaturalist observations, the genus appears to be moderately well-documented in citizen science records, though detailed biological information remains limited in available sources.
Cholus cattleyae
Cholus cattleyae is a species of weevil in the family Curculionidae, described by Champion in 1916. The species epithet 'cattleyae' suggests an association with orchids of the genus Cattleya. Records indicate presence in the conterminous 48 United States, though detailed biological information remains limited in accessible sources.
Chramesus
crenulate bark beetles
Chramesus is a genus of bark beetles in the family Curculionidae, established by J.L. LeConte in 1868. The genus comprises at least 100 described species, commonly referred to as crenulate bark beetles. Members of this genus are small weevils that inhabit wood-boring ecological niches. The genus has been documented in North America, with records from the United States including Vermont.
Chramesus chapuisii
Chramesus chapuisii is a species of weevil in the family Curculionidae, described by LeConte in 1876. The genus Chramesus comprises bark beetles, a group of small weevils that tunnel beneath tree bark. This species is known from very few documented observations, with only two records on iNaturalist. Most species in this genus are associated with coniferous trees.
Chramesus mimosae
Chramesus mimosae is a species of crenulate bark beetle in the family Curculionidae, first described by Blackman in 1938. It belongs to a genus of small bark beetles that colonize woody plants. The species is known from limited records in North and Middle America.
Chramesus subopacus
Chramesus subopacus is a crenulate bark beetle in the family Curculionidae, described by C.F.A. Schaeffer in 1908. The species is distributed across North America and Middle America. As a member of the genus Chramesus, it belongs to a group of small bark beetles associated with woody vegetation.
Cionini
Cionini is a tribe of weevils (Curculionidae: Curculioninae) distributed across the Palaearctic region. The tribe includes at least two well-studied genera, Cionus and Stereonychus, with 61 species currently recognized in Cionus alone. Larvae of this tribe exhibit distinctive morphological features that distinguish them from related groups, including reduced numbers of cranial and epipharyngeal setae, one-segmented labial palpi, absent labral rods, and swollen pedal lobes. Members are primarily associated with plants in the family Scrophulariaceae.