PREVIEW

Tokunoshima World Heritage Center Tokunoshima World Heritage Center
Neolucanus protogenetivus protogenetivus
A stag beetle found in mature forests

Neolucanus protogenetivus protogenetivus

Coleoptera / Family: Lucanidae

Total length
Male 40-65 mm, Female 40-55 mm
Range
Amami-Oshima, Kakeroma-jima, and Tokunoshima
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Males tend to emerge earlier and wait for females to emerge so they can mate. In the diorama, you can observe a male waiting on a trunk for a female.

Within the country, the Ryukyu Islands are the only habitats for members of the genus Neolucanus, while other species are found across Southeast Asia.

The larvae feed on the humus accumulated in the hollows of large trees, such as Castanopsis. Unlike other stag beetles, they are rarely attracted to tree sap. They emerge from late August until late September, with a peak occurring in mid-September.

Japan’s Endemic Species - Tokunoshima “{parent.full} - {forest.full}”

Habitat of This Animal:
B:Forest along the mountain ridge - B2:Deep forest

As time passes from the felling of trees, trees in the forest will grow taller and thicker. Tall trees like Castanopsis, a representative tree of forests in Tokunoshima Island, form the forest canopy. Different layers of plants are formed beneath it, including medium-to-small trees and bottom weeds, and the forest floor becomes gradually darker. Through such a process, the forest will become deeper, supporting the fauna of Tokunoshima Island.

Learn More About
This B2:Deep forest