Rosalia coelestis, an East-Palaearctic sister of the Western taxon R. alpina, has been described from Ussuri region
(Russia) by Andrej Petrovitsch Semenov Tian-Shanskij in 1911 [▽]. Larvae of this striking beetle develop in trunks of standing dead or dying maples,
especially in Manchurian striped maple (Acer tegmentosum), species does not colonize felled or uproot trees. Life-cycle two years. Adults, which are diurnal,
are active in July and August and can be found on the host trees during warm sunny days [✧].
|Body length:||15 - 35 mm|
|Life cycle:||2 years|
|Adults in:||July - August|
|Host plant:||maples (Acer) spp.|
|Distribution:||Russia (Far East), North-East China, North Korea|
The depicted beetle (♂ 16 mm) was collected in Kedrovaya Pad Nature Reserve 10 km SSE of Barabash
Khasansky district, South of Primorsky krai, Far Eastern Federal District, Russia) on August 19, 2018.
Collected by Kirill V. Makarov
Semenov Tian-Shanskij A.P.:
Un représentant nouveau du genre Rosalia Serv. (Coleoptera, Cerambycidae) provenant du district d'Ussuri (Sibérie or.).
Revue Russe d'Entomologie, Saint-Petersbourg 11 (1): 118-123, 1911.
Cerambycidae of Northern Asia, Volume 2 - Cerambycinae Part I.
Amerind Publishing, New Delhi: 304pp [pages 149-155], 1988.