Isotomus theresae (Pic, 1897)

Subfamilia: CERAMBYCINAE  /  Tribus: CLYTINI
Isotomus theresae

[Photo © David Navrátil, click on the picture for 4K resolution]

Isotomus theresae, a rare Cerambycid species occuring in Northern Africa (Algeria and Tunisia), has been described from Yakouren environs (Kabylia, Algeria) as Clytus (Caloclytus) Theresae by Maurice Pic in 1897 [✩]. Larvae of I. theresae, taxon which is only known from five localities [❖], develop in wood of dead deciduous trees [✧].

Body length:12 - 18 mm
Life cycle:2 - 4 years
Adults in:June - July
Host plant:polyphagous on deciduos trees (Quercus mirbecki, Alnus glutiosa) [✧]
Distribution:Algeria, Tunisia

Depicted beetles were reared from larvae found in dead oak branch 15 km NE of Ghardimaou (Jebel Feidia Mts., Jendouba province, Tunisia) on July 20, 2008.

Collected by Walter Grosser

Pic M.:
Séance du 28 juillet 1897. Coléoptères récoltés en Kabylie en 1897.
Bulletin de la Société Entomologique de France, Paris [1897]: 221-222, 1897. [download pdf icon]

Villiers A.:
Coléoptères Cérambycides de l'Afrique du Nord.
Faune de l'Empire Français, ORSC Paris, 5: 1-152, 1946. [download pdf icon]

Sama G.:
Note préliminaire pour une faune des longicornes de l'Afrique du Nord.
Biocosme Mésogéen, Nice 4 (1): 43-64, 1987. [download pdf icon]

SubfamiliaCerambycinae Latreille, 1802
TribusClytini Mulsant, 1839
GenusIsotomus Mulsant, 1863
SpeciesIsotomus theresae (Pic, 1897)