Melolonthinae
Guides
Phyllophaga debilis
Phyllophaga debilis is a species of scarab beetle in the family Scarabaeidae, subfamily Melolonthinae. It belongs to the highly diverse genus Phyllophaga, commonly known as May beetles or June beetles, which contains over 400 species in North America. The species is distributed across the southeastern and mid-Atlantic United States.
Phyllophaga drakii
May beetle, June beetle
Phyllophaga drakii is a species of scarab beetle in the family Scarabaeidae, commonly known as May beetles or June beetles. The species is found across North America, with records from Canada (Alberta, Manitoba, New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec, Saskatchewan) and the United States (Alabama, Colorado, Georgia, Indiana, Iowa, Maryland, Mississippi, Nebraska, Texas, Virginia, Wisconsin, and eastern states west to New Mexico and South Dakota). Like other members of the genus Phyllophaga, adults are nocturnal and attracted to lights. The genus contains over 400 species in North America, making it one of the most species-rich scarab genera on the continent.
Phyllophaga ephilida
Phyllophaga ephilida is a species of scarab beetle in the family Scarabaeidae. It occurs in Central America and North America, with two recognized subspecies: P. ephilida ephilida and P. ephilida virilis. As a member of the genus Phyllophaga (May beetles), it belongs to a highly speciose group of scarabs whose larvae are root-feeding white grubs.
Phyllophaga epigaea
Phyllophaga epigaea is a species of scarab beetle in the family Scarabaeidae. It is one of over 400 species in the genus Phyllophaga, commonly known as May beetles or June beetles. The species is found in North America, with records from Texas in the United States and Nuevo León in Mexico. Like other members of its genus, it is likely nocturnal and associated with soil habitats.
Phyllophaga errans
Phyllophaga errans is a species of scarab beetle in the genus Phyllophaga, commonly known as May beetles or June beetles. The genus contains over 400 species in North America, making it one of the most speciose beetle genera in the region. Species-level identification within Phyllophaga is notoriously difficult and typically requires examination of male and female genitalia. P. errans occurs in the western United States.
Phyllophaga farcta
Phyllophaga farcta is a species of scarab beetle in the family Scarabaeidae, commonly known as May beetles or June bugs. The species was described by LeConte in 1856. Like other members of the genus Phyllophaga, it is likely nocturnal and attracted to lights. Available information on this species is limited compared to better-studied congeners.
Phyllophaga fraterna
Phyllophaga fraterna is a species of scarab beetle in the family Scarabaeidae, commonly known as a May beetle or June beetle. The species occurs in North America and was described by Harris in 1842. It belongs to one of the most species-rich genera of beetles in North America, with more than 400 species in the genus Phyllophaga. Two subspecies are recognized: P. fraterna fraterna and P. fraterna mississippiensis.
Phyllophaga fusca
northern June beetle
Phyllophaga fusca, commonly known as the northern June beetle, is a scarab beetle in the family Scarabaeidae. It is found across North America, with records from both Canada and the United States. Like other members of the genus Phyllophaga, it is a type of May or June beetle with larvae that develop in soil.
Phyllophaga georgiana
Phyllophaga georgiana is a species of scarab beetle in the family Scarabaeidae, described by Horn in 1885. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, whose larvae are familiar white grubs that feed on plant roots. The species is found in the southeastern United States.
Phyllophaga gracilis
gracilis May/June beetle
Phyllophaga gracilis is a species of scarab beetle in the family Scarabaeidae, described by Burmeister in 1855. It belongs to the large genus Phyllophaga, commonly known as May beetles or June bugs, which contains numerous species often difficult to distinguish without close examination. The species is found in North America, with records from Ontario, Canada. Like other members of its genus, it likely has a subterranean larval stage and adult emergence timed to spring or early summer.
Phyllophaga hirticula
Phyllophaga hirticula is a species of scarab beetle in the family Scarabaeidae, one of over 400 species in the genus Phyllophaga found in North America. The species was originally described as Melolontha hirticula by Knoch in 1801. Two subspecies are recognized: P. h. hirticula and P. h. comosa. Like other May beetles, it is part of a large and taxonomically challenging genus where species identification often requires examination of genitalia.
Phyllophaga idonea
Phyllophaga idonea is a species of May beetle in the family Scarabaeidae, described by Sanderson in 1948. Like other members of the genus Phyllophaga, it belongs to a highly diverse group of scarab beetles with over 400 species in North America. Species in this genus are typically nocturnal as adults, with larvae feeding on plant roots in soil. The specific biology and ecology of P. idonea remain poorly documented compared to some congeners.
Phyllophaga ignava
May beetle, June beetle
Phyllophaga ignava is a species of scarab beetle in the family Scarabaeidae. It is found in Central America and North America. As a member of the genus Phyllophaga, commonly known as May beetles or June beetles, it shares the typical characteristics of the group including nocturnal adults and root-feeding larvae.
Phyllophaga inepta
May beetle, June beetle
Phyllophaga inepta is a species of scarab beetle in the family Scarabaeidae, commonly known as a May beetle or June beetle. It belongs to one of the most speciose genera in North American beetles, with over 400 species. Like other members of the genus, it has a subterranean larval stage that feeds on plant roots and an adult stage that feeds on foliage.
Phyllophaga inversa
May beetle
Phyllophaga inversa is a scarab beetle species in the family Scarabaeidae, originally described as Lachnosterna inversa by Horn in 1887. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which are characterized by subterranean larval stages that feed on plant roots. The species occurs in both Central America and North America, with documented records from the United States and Canada.
Phyllophaga invisa
Phyllophaga invisa is a species of scarab beetle in the family Scarabaeidae, described by Riley and Wolfe in 1995. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which is one of the most species-rich genera of beetles in North America with over 400 species. The species is known from Texas, USA, and represents part of the diverse scarab fauna of the Nearctic region. Like other members of its genus, it is likely a root-feeding species with subterranean larval stages and aerial adults.
Phyllophaga karlsioei
May beetle, June beetle
Phyllophaga karlsioei is a species of scarab beetle in the family Scarabaeidae, one of over 400 species in the genus Phyllophaga found in North America. Like other May beetles, it is likely nocturnal with adults emerging in late spring to early summer. The genus is characterized by larvae that feed on plant roots in soil, earning them the common name 'white grubs.'
Phyllophaga latifrons
May beetle, junebug
Phyllophaga latifrons is a species of scarab beetle in the genus Phyllophaga, commonly known as May beetles or junebugs. The species was originally described by LeConte in 1856 under the name Lachnosterna latifrons. It is found in the eastern and southeastern United States, with records from Alabama, Florida, Georgia, Louisiana, Maryland, Mississippi, New Jersey, North Carolina, South Carolina, and Virginia.
Phyllophaga lobata
Phyllophaga lobata is a species of scarab beetle in the family Scarabaeidae, subfamily Melolonthinae. It belongs to the genus Phyllophaga, a large group of beetles commonly known as May beetles or June bugs. The species was described by Henry Clinton Fall in 1908. Distribution records indicate presence in Arizona, USA, and parts of Middle America.
Phyllophaga longispina
May beetle, June beetle
Phyllophaga longispina is a species of scarab beetle in the family Scarabaeidae, first described by Smith in 1889. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which contains over 400 species in North America. The species is distributed across eastern North America, with records from the northeastern United States and southeastern Canada. Like other members of the genus, adults are nocturnal and attracted to lights, while larvae are soil-dwelling white grubs that feed on plant roots.
Phyllophaga longitarsa
May beetle, Junebug
Phyllophaga longitarsa is a species of scarab beetle in the genus Phyllophaga, commonly known as May beetles or Junebugs. The species was described by Thomas Say in 1824 and is native to North America. Like other members of the genus, it likely exhibits a subterranean larval stage feeding on plant roots and an adult stage that emerges in spring or early summer. The genus Phyllophaga is one of the most species-rich scarab genera in North America, with over 400 species, and species-level identification often requires examination of genitalia.
Phyllophaga lota
Phyllophaga lota is a species of scarab beetle in the family Scarabaeidae, commonly known as May beetles or June bugs. It is found in North America, specifically in the southeastern United States. As a member of the genus Phyllophaga, it shares the typical life history of other May beetles, with larvae feeding on plant roots in soil and adults feeding on foliage. The species was described by Luginbill in 1928.
Phyllophaga marginalis
Phyllophaga marginalis is a species of scarab beetle in the family Scarabaeidae. It was originally described as Lachnosterna marginalis by LeConte in 1856. The species is known to occur in North America. Two subspecies are recognized: P. m. marginalis (the nominate subspecies) and P. m. insolita, described by Cartwright in 1944.
Phyllophaga nitida
Shining May Beetle
Phyllophaga nitida is a scarab beetle in the family Scarabaeidae, native to North America. The species is part of the large genus Phyllophaga, commonly known as May beetles or June bugs. Adults are nocturnal and attracted to lights. Larvae are typical white grubs that develop in soil.
Phyllophaga obsoleta vanelleri
Phyllophaga obsoleta vanelleri is a subspecies of May beetle within the scarab genus Phyllophaga. The genus Phyllophaga comprises scarab beetle larvae commonly known as 'white grubs,' which are significant agricultural and horticultural pests. This subspecies is part of a complex of Phyllophaga species that serve as hosts for parasitoid wasps including Pelecinus polyturator and Myzinum species.
Phyllophaga okeechobea
Phyllophaga okeechobea is a species of scarab beetle in the genus Phyllophaga, commonly known as May beetles or June beetles. The species was described by Robinson in 1948 and is known from Florida. Like other members of this large genus, it likely exhibits the typical life history of Phyllophaga species, with larvae feeding on plant roots underground and adults emerging to feed on foliage. However, specific biological details for this species remain poorly documented.
Phyllophaga opaca
Phyllophaga opaca is a species of scarab beetle in the family Scarabaeidae, first described by Moser in 1918. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which are characterized by their subterranean larval development and adult emergence patterns. The species occurs in both Central America and North America, with documented records from the southwestern United States and western Mexico. Like other members of its genus, it likely has a life cycle involving soil-dwelling larvae that feed on plant roots.
Phyllophaga pleroma
Phyllophaga pleroma is a species of scarab beetle in the family Scarabaeidae. It is one of over 400 species in the genus Phyllophaga, a large and taxonomically challenging group of North American scarab beetles commonly known as May beetles or June bugs. The species was described by Reinhard in 1940 and is currently known from Texas. Like other members of the genus, it is likely nocturnal and attracted to lights, with larvae developing as soil-dwelling root-feeders.
Phyllophaga prunina
May beetle, June beetle
Phyllophaga prunina is a species of scarab beetle in the family Scarabaeidae, commonly known as a May beetle or June beetle. It belongs to one of the most species-rich genera of beetles in North America, with over 400 species. Like other members of the genus, it is likely nocturnal and attracted to lights, with larvae developing as white grubs in soil feeding on plant roots. The species is found across a broad swath of the central and eastern United States.
Phyllophaga prununculina
Phyllophaga prununculina is a species of scarab beetle in the family Scarabaeidae, commonly known as a May beetle or June beetle. It belongs to a large genus of over 400 North American species. Like other members of Phyllophaga, it has a life cycle involving soil-dwelling larval stages that feed on plant roots and above-ground adult stages that feed on foliage. The species is found in the southeastern and mid-Atlantic United States.
Phyllophaga psiloptera
Phyllophaga psiloptera is a species of scarab beetle in the family Scarabaeidae, described by Sanderson in 1939. It belongs to the genus Phyllophaga, a large group of beetles commonly known as May beetles or June beetles. The species has been documented in Texas, USA, within the Nearctic region. Like other members of Phyllophaga, it is presumed to have a subterranean larval stage and aerial adult stage, though specific biological details remain poorly documented.
Phyllophaga pusillidens
Phyllophaga pusillidens is a species of scarab beetle in the family Scarabaeidae, first described by Fall in 1937. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which contains over 400 species in North America. The species is poorly documented in scientific literature, with minimal information available regarding its biology, ecology, or distribution beyond basic taxonomic records.
Phyllophaga renodis
Phyllophaga renodis is a species of scarab beetle in the genus Phyllophaga, commonly known as May beetles or June bugs. The genus Phyllophaga is one of the most species-rich genera in North America, with over 400 species. Species-level identification within this genus is notoriously difficult and typically requires examination of male and female genitalia. P. renodis is documented from Texas in the Nearctic region. Like other members of the genus, it likely has a subterranean larval stage feeding on plant roots and above-ground adults that feed on foliage.
Phyllophaga riviera
Phyllophaga riviera is a species of scarab beetle in the family Scarabaeidae, described by Reinhard in 1950. It belongs to the genus Phyllophaga, commonly known as May beetles or June beetles, which contains over 400 species in North America. The species is known from Texas within the Nearctic region. Like other members of its genus, it likely has a life cycle involving soil-dwelling larvae that feed on plant roots and adults that feed on foliage.
Phyllophaga rossi
Phyllophaga rossi is a species of scarab beetle in the family Scarabaeidae, described by Saylor in 1939. It belongs to the genus Phyllophaga, commonly known as May or June beetles, a large group of soil-dwelling scarabs whose larvae feed on plant roots. The species is recorded from Arizona, USA, within the Nearctic region. Like other members of its genus, it is presumed to have a subterranean larval stage and aerial adult stage, though specific biological details for this species remain poorly documented.
Phyllophaga rubricosa
Phyllophaga rubricosa is a species of May beetle in the family Scarabaeidae, described by Reinhard in 1939. Like other members of the genus Phyllophaga, it is likely a root-feeding scarab beetle with larvae that develop in soil. The species is known from Texas, USA. Information specific to this species is sparse; most knowledge about Phyllophaga rubricosa must be inferred from the genus level.
Phyllophaga rugosa
rugose June beetle
Phyllophaga rugosa, commonly known as the rugose June beetle, is a scarab beetle in the family Scarabaeidae. It occurs across much of North America, with documented records from Canada and the United States. Like other members of the genus Phyllophaga, it is a nocturnal beetle often attracted to lights. The species has been identified as an intermediary host for the giant thorn-headed worm of swine (Macracanthorhynchus hirudinaceus).
Phyllophaga scitula
Phyllophaga scitula is a species of scarab beetle in the family Scarabaeidae. The species is known from North America, with confirmed records from Texas. As a member of the genus Phyllophaga, it belongs to a large group commonly referred to as May beetles or June beetles, though specific ecological details for this species remain poorly documented.
Phyllophaga sonora
Phyllophaga sonora is a species of scarab beetle described by Saylor in 1939. It belongs to the genus Phyllophaga, a large group commonly known as May beetles or June bugs. The species has been documented in the southwestern United States and northwestern Mexico. Like other members of its genus, it is presumed to have subterranean larval stages and adult emergence patterns tied to seasonal rainfall, though specific biological details remain poorly documented.
Phyllophaga squamipilosa
Phyllophaga squamipilosa is a species of scarab beetle in the family Scarabaeidae, one of over 400 species in the genus Phyllophaga found in North America. The species was described by Saylor in 1936. Like other members of this large genus, it is commonly referred to as a May beetle or June beetle. Very little specific information has been published about this particular species.
Phyllophaga subtonsa
May beetle, June beetle
Phyllophaga subtonsa is a species of May beetle in the family Scarabaeidae. Like other members of the genus, it is characterized by nocturnal adult activity and larval development as white grubs in soil, feeding on plant roots. The species is found in the eastern and central United States. Adults are attracted to lights and are most active during late spring and early summer. The genus Phyllophaga is one of the most species-rich in North America, with over 400 species, making species-level identification often difficult without examination of genitalia.
Phyllophaga sylvatica
Phyllophaga sylvatica is a species of scarab beetle in the family Scarabaeidae, described by Sanderson in 1942. Like other members of the genus Phyllophaga (commonly called May/June beetles), this species is likely nocturnal and attracted to lights. The species epithet "sylvatica" suggests an association with woodland or forest habitats. Based on distribution records, it occurs across a broad swath of the central and eastern United States.
Phyllophaga torta
Phyllophaga torta is a scarab beetle species in the family Scarabaeidae. It belongs to the large genus Phyllophaga, commonly known as May beetles or June bugs, which contains over 400 species in North America. The species occurs in Central America and North America, with records from Texas in the United States and several states in northeastern Mexico.
Phyllophaga uniformis
Phyllophaga uniformis is a species of scarab beetle in the family Scarabaeidae, commonly known as May beetles or June beetles. The species was described by Blanchard in 1851. Like other members of the genus Phyllophaga, it is likely a root-feeding beetle with subterranean larval stages, though specific details about its biology remain poorly documented.
Phyllophaga vehemens
Phyllophaga vehemens is a species of scarab beetle in the family Scarabaeidae, commonly known as a May beetle or June beetle. It occurs in North America, with documented records from multiple U.S. states across the Midwest and South. The species has been identified as an intermediary host for the giant thorn-headed worm of swine (Macracanthorhynchus hirudinaceus), an acanthocephalan parasite. As with other Phyllophaga species, adults are likely nocturnal and attracted to lights.
Phyllophaga vexata
May beetle
Phyllophaga vexata is a species of scarab beetle in the family Scarabaeidae. The species was originally described by Horn in 1885. Two subspecies are recognized: Phyllophaga vexata unituberculata (Bates, 1889) and the nominotypical subspecies Phyllophaga vexata vexata. The genus Phyllophaga comprises over 400 species in North America, making it one of the most species-rich genera in the region. Species-level identification within this genus typically requires examination of male and female genitalia.
Plectris
May beetles, Junebugs
Plectris is a large genus of scarab beetles in the family Scarabaeidae, commonly known as May beetles or Junebugs. The genus contains over 360 described species, making it one of the more species-rich genera within the subfamily Melolonthinae. Members of this genus are distributed across the Neotropical region. The genus was established by Le Peletier de Saint-Fargeau and Audinet-Serville in 1828.
Plectris aliena
Plectris aliena is a scarab beetle species first described by Chapin in 1934. Adults measure 10.8–13.5 mm in length and exhibit a castaneous to yellowish-brown coloration above with paler undersides and legs. The species has been documented across a remarkably broad geographic range spanning three continents: South America (Argentina, Brazil, Paraguay), North America (North Carolina, South Carolina), and Australia (New South Wales).
Plectrodes pubescens
Plectrodes pubescens is a species of scarab beetle in the family Scarabaeidae, subfamily Melolonthinae. Described by Horn in 1867, this species is known from California, USA. Very little is known about its biology or ecology. The genus Plectrodes contains few species and is poorly studied compared to related melolonthine genera.
Polyphylla aeolus
Kelso Dunes June Beetle
Polyphylla aeolus is a sand dune specialist scarab beetle endemic to California's Kelso Dunes in the Mojave Desert. Described by La Rue in 1998, this species belongs to a genus noted for large-bodied beetles with males possessing greatly enlarged, fan-like antennae used to detect female sex pheromones. Like other Polyphylla species restricted to sand habitats, females are likely flightless and rarely encountered. The species epithet references Aeolus, the Roman king of the winds, perhaps alluding to the wind-dispersed nature of related taxa or the windy dune environment.