Amarysius altajensis, a beautiful North Asian species known from China, Kazakhstan, Korea, Mongolia and Russia, has been described
from "Altai Mts." (West Siberia) as Leptura altajensis by Erich Laxmann in 1770 [▽]. A. altajensis larvae develop in living twigs and thin branches
of plethora deciduous trees (e.g. Acer, Quercus, Crataegus, Tilia, Juglans, Prunus, Fraxinus, Salix) [✮].
Adults, active in June and July, are diurnal and anthophilous [✮].
Its Eastern subspecies A. altajensis coreanus, occuring in China, Korea, Mongolia and Russian Far East, has been described from Jeju Island (also known under historic names Quelpart Island
or Saishiu-to, South Korea) by Hanjiro Okamoto in 1924 [✳].
|Body length:||9.5 – 18 mm|
|Life cycle:||2 - 3 years|
|Adults in:||May - July (depends on region)|
|Host plant:||polyphagous in deciduous trees (Acer, Quercus, Crataegus, Tilia, Juglans, Prunus, Fraxinus, Salix etc.)|
|Distribution:||China, Kazakhstan, Mongolia, Russia (West Siberia)|
The depicted mounted male beetle was collected on Chonma-san (천마산/天摩山) mountain (Ahobiryong Mts., North Hwanghae province, North Korea) on June 7-9, 1996.
Collected by Jaroslav Dalihod
Novae Insectorum species.
Novi commentarii Academiae Scientiarum Imperialis Petropolitanae 14 (1): 593-604, 1770.
The insect fauna of Quelpart Island (Saishiu-to).
Bulletin of the Agricultural Experimental Station, Government-General lof Chosen (Suigen) 1 (2): iii-iv + 47-233, 1924.
Cerambycidae of Northern Asia, Volume 2 - Cerambycinae Part II.
Amerind Publishing, New Delhi: 354pp [pages 325-330], 1988.
Karpiński L., Szczepański W.T., Boldgiv B. and Walczak M.:
New data on the longhorn beetles of Mongolia with particular emphasis on the genus Eodorcadion Breuning, 1947 (Coleoptera, Cerambycidae).
ZooKeys 739: 107-150, 2018.