Rhaesus serricollis (Motschulsky, 1838)
[= Rhaesus persicus (Motschulsky, 1875)]

Subfamilia: PRIONINAE  /  Tribus: REMPHANINI
Rhaesus serricollis
[Photo © Lech Kruszelnicki]

Rhaesus serricollis, a species occuring in Balcan Peninsula, Turkey, Near East, Caucasus/Transcaucasia, Egypt and Iran, has been described from Geargia as Prionus serricollis by Victor Ivanovitsch Motschulsky in 1860 [▽]. Larvae of this remarkable beetle develop in decaying trunks (both standing or fallen) of many tree species. Pupation occurs in the wood in the spring and early summer, life-cycle at least 3 years. Adults, active from late May to August, are crepuscular/nocturnal and can be attracted to light [★][✩].

Body length: ♂ 30 - 40 mm / ♀ 30 - 60 mm
Life cycle:at least 3 years
Adults in:May - August
Host plant:broadly polyphagous in both deciduous and coniferous trees (Platanus, Quercus, Fagus, Juglans, Celtis, Ficus, Morus, Populus, Tilia, Salix, Castanea, Liquidambar, Pinus)
Distribution:Iran, Albania, Bulgaria, Croatia, Georgia, Greece, Macedonia, Serbia, Cyprus, Armenia, Azerbaijan, Georgia, Egypt, Israel, Lebanon, Syria, Turkey [✮]

The depicted mounted beetles were capured in Golestan Forest National Park (Golestan province, Iran) on June 16, 2015. The depicted living male was found on eastern slopes of Ossa Mt. (Greece, July 2016). Living female was reared from larva found in Dali (Kakheti region of Georgia, June 2018). The species' habitat and larva depicted in dedicated page.

Collected by Lech Kruszelnicki and Adam Woźniak

Motschulsky V.I.:
Coléoptères du Caucase et des Provinces Transcaucasiennes, recueillis et décrits par T. Victor.
Bulletin de la Société Impériale des Naturalistes de Moscou 11 (2): 175-188, 1838. [download pdf icon]

Danilevsky M.L.:
Longicorn beetles (Coleoptera, Cerambycoidea) of Russia and adjacent countries. Part 1.
Higher School Consulting, Moscow 1: 522pp [pages 33-34], 2014. [download pdf icon]

Avgin S.S., Barševskis A., Valainis U.:
Distribution of Rhaesus serricollis (Coleoptera: Cerambycidae: Prioninae) in the Mediterranean Region.
Journal of Entomological Science 50 (3):206-217, 2015. [download pdf icon]

Rhaesus serricollis - female
Rhaesus serricollis ♀ [Photo © Adam Woźniak]
Rhaesus serricollis - male
Rhaesus serricollis ♂ [Photo © Adam Woźniak]

SubfamiliaPrioninae Latreille, 1802
TribusRemphanini Lacordaire, 1869
GenusRhaesus Motschulsky, 1875
SpeciesRhaesus serricollis (Motschulsky, 1838)