Jewel-scarab
Guides
Chrysina
Jewel Scarabs
Chrysina is a genus of large, charismatic scarab beetles commonly known as jewel scarabs. Adults are noted for their brilliant metallic iridescence, with coloration ranging from silver and gold to green, blue, and purple. The genus contains approximately 100 species distributed from the southwestern United States through Mexico and Central America to northern South America. Adults are nocturnal and readily attracted to lights. Larvae develop in decaying wood.
Chrysina beyeri
Beyer's scarab, Beyer's jewel scarab
Chrysina beyeri, commonly known as Beyer's scarab or Beyer's jewel scarab, is a species of shining leaf chafer in the family Scarabaeidae. This bright green beetle is native to the southwestern United States and northern Mexico, with records from southeastern Arizona, Texas, and the Mexican states of Chihuahua, Sinaloa, and Sonora. The species is known to come to mercury-vapor and ultraviolet lights at night in oak/juniper woodland habitats.
Chrysina woodi
Wood's jewel scarab
Chrysina woodi is a metallic green scarab beetle in the family Scarabaeidae, commonly known as Wood's jewel scarab. Adults measure 25–35 mm in length and are distinguished by their bright green coloration with green legs and blue tarsi. The species is native to the Chihuahuan Desert region, occurring in Chihuahua, Mexico, and extending into New Mexico and Texas in the United States. Adults have been documented feeding primarily on Texas black walnut (Juglans microcarpa). The species name was first published in 1884 as 'woodi' and takes precedence over the subsequent 'woodii' spelling of 1885 under ICZN Article 50.2.