Rhagium syriacum, the nominotypical subspecies occuring in Syria and Turkey, has been described from Syria as Rhagium mordax var. syriacum by Maurice Pic in 1892 [▽]. Its subspecies R. syriacum phrygium, an endemic to South Turkey, has been described from Taurus (Turkey) as Rhagium phrygium by Karl Daniel in 1906 [✧].

Body length:	11 - 19 mm
Life cycle:	2 years
Adults in:	May - June
Host plant:	polyphagous in deciduous trees (Quercus)
Distribution:	an endemic subspecies to Turkey

The depicted beetle was collected in Turkey.

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[▽]
Pic M.:
Voyage de M. Charles Delagrange dans la Haute-Syrie. Année 1891 (1) Longicornes.
Annales de la Société Entomologique de France, Paris 61: 413-422, 1892. [download ]

[✧]
Daniel K. and Daniel J.:
Neue paläarktische Koleopteren.
Münchener Koleopterologische Zeitschrift 3: 170-187, 1906. [download ]