Stag beetles are a family of about 1,200 species of beetles in the family Lucanidae, currently classified in four subfamilies. Some species grow to over 12 centimetres, but most to about 5 cm (2 in).
Scarabaeoidea is a superfamily of beetles, the only subgroup of the infraorder Scarabaeiformia. Around 35,000 species are placed in this superfamily and some 200 new species are described each year. Its constituent families are also undergoing revision presently, and the family list below is only preliminary.
The Lucaninae comprise the largest subfamily of the stag beetles (Lucanidae).
Lucanus cervus, known as the European stag beetle, or the greater stag beetle, is one of the best-known species of stag beetle in Western Europe, and is the eponymous example of the genus. L. cervus is listed as Near Threatened by the IUCN Red List.
Chiasognathus grantii is a species of stag beetle found in Argentina and Chile. It is known as Darwin's beetle, Grant's stag beetle, or the Chilean stag beetle.
Sinodendron rugosum is a species of the family Lucanidae, the stag beetles. It is commonly referred to as the rugose stag beetle, and is the only known member of the genus Sinodendron to occur in western North America.
Cyclommatus is a genus of the family Lucanidae, also known as the stag beetle. The majority of the species from the genus Cyclommatus are located in Southeast Asia, though some species are found in China and Taiwan as well. The genus Cyclommatus also consists of three subgenera: Cyclommatus, Cyclommatinus and Cyclommatellus. Each subgenera contains 80, 24 and 3 species respectively. In total, the genus Cyclommatus consists of a total of 134 species, though more are still being discovered to this day.
Lamprima aurata, the golden stag beetle, is a species of beetle in the family Lucanidae. In Tasmania, this species is referred to by the "common name" of Christmas beetle, a name that is normally used for beetles in the family Scarabaeidae, genus Anoplognathus.
Paralissotes reticulatus, also called the New Zealand reticulate stag beetle, is a native species of stag beetle from New Zealand. Although they do have wings they are flightless.
Geodorcus helmsi,New Zealand giant stag beetle or Helms's stag beetle is a large, slow-moving, flightless stag beetle in the family Lucanidae. It is endemic to New Zealand.
Geodorcus capito is a large flightless species of stag beetle in the family Lucanidae. It is endemic to the Chatham Islands in New Zealand.
Geodorcus alsobius, or Moehau stag beetle, is a large flightless species of stag beetle in the family Lucanidae. It is found only on Mt Moehau, the highest mountain in the Moehau Range on the Coromandel Peninsula in New Zealand.
Geodorcus auriculatus is a large flightless stag beetle that is found in the southern part of the Coromandel Peninsula and on Mount Te Aroha in the Kaimai range of New Zealand.
Geodorcus ithaginis, the Mokohinau stag beetle, is a large flightless species of stag beetle in the family Lucanidae. It was described by Thomas Broun in 1893 after being discovered in the Mokohinau Islands by Andreas Stewart Sandager, a lighthouse keeper on the islands. The species survives only on the small unnamed island "Stack H", in a patch of vegetation the size of a living room, and is in extreme danger of extinction.
Geodorcus montivagus is a large flightless species of stag beetle in the family Lucanidae. It is known from only one female specimen found on the Victoria Range in New Zealand. It was found in tussock at 1,220 metres (4,000 ft) above sea level.
Geodorcus philpotti is a large flightless species of stag beetle in the family Lucanidae. It was named by Major Thomas Broun after Mr A. Philpott, who discovered it at Hump Ridge near Invercargill. It is endemic to New Zealand.
Geodorcus servandus is a large flightless species of stag beetle in the family Lucanidae. It was discovered by P.R. Kettle in December 1960 and this holotype specimen is held in the New Zealand Arthropod Collection. It was first described by Beverley Holloway in 2007. Its type location is Mount Tuhua summit, near Lake Kaniere on the West Coast of New Zealand. The name servandus is a Latin word meaning "[something] to be preserved, conserved, looked after".
The rhinoceros stag beetle, also known as the horned stag beetle, or simply the rhinoceros beetle, is a species of stag beetle native to Europe. It is characterised by a clear sexual dimorphism.
Paralissotes is a genus of stag beetle that are endemic to New Zealand.
Chiasognathus sombrus is a beetle which belongs to the family of stag beetles (Lucanidae) in the group Scarabaeoidea.
