Macrodactylini
Guides
Isonychus
May beetles, junebugs
Isonychus is a genus of scarab beetles in the subfamily Melolonthinae, commonly known as May beetles or junebugs. The genus contains more than 140 described species distributed primarily in the Neotropical and Nearctic regions. These beetles are part of the tribe Macrodactylini and are characterized by their typical scarab morphology. The genus was established by Mannerheim in 1828.
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).