Crematogaster laestrygon

This species was the only ant found right at the peak of Arabia's highest mountain, Djebel an-Nabi Shuaib, at 3750 m (Collingwood and Agosti 1996)

Identification
Collingwood and Agosti (1996) - This highland species varies in colour from totally dark to various shades of grey sometimes with a reddish tinge but can always be recognised by the strongly developed mesonotal keel and the very short dentate propodeal spines.

Distribution based on Regional Taxon Lists
Afrotropical Region: Saudi Arabia. Palaearctic Region: Balearic Islands, Canary Islands, Georgia, Iberian Peninsula, Malta, Morocco, Spain, Turkey.

Nomenclature

 *  laestrygon. Crematogaster laestrygon Emery, 1869a: 135 (w.) ITALY (Sicily). De Stefani, 1889: 145 (q.); Baroni Urbani, 1964b: 43 (q.). Combination in C. (Acrocoelia): Emery, 1922e: 142; in C. (Crematogaster): Bolton, 1995b: 166. Subspecies of scutellaris: Emery & Forel, 1879: 464; André, 1883b: 393; of schmidti: Emery, 1891b: 15; of auberti: Forel, 1902a: 154; Ruzsky, 1902d: 31; Stitz, 1917: 341; Santschi, 1921d: 70; Emery, 1922e: 142; Santschi, 1934f: 167. Status as species: Forel, 1909c: 104; Santschi, 1915a: 59; Emery, 1926: 2; Wheeler, W.M. 1927g: 106; Santschi, 1936c: 201. Senior synonym of vaucheri: Collingwood, 1978: 69. Current subspecies: nominal plus airensis, atlantis, canariensis, diminuta, granulata, maura, striaticeps, submaura, theryi.
 * vaucheri. Crematogaster laestrygon subsp. vaucheri Emery, 1926: 2 (w.) MOROCCO. [First available use of Crematogaster auberti st. laestrygon var. vaucheri Santschi, 1921d: 71; unavailable name.] Junior synonym of laestrygon: Collingwood, 1978: 69.