Monomorium gracillimum var. mayri Forel, 1902 Monomorium mayri The ants (Insecta: Hymenoptera: Formicidae) of the Socotra Archipelago Collingwood, C. A., Pohl, F., Güsten, R., Wranik, W., van Harten, A. Fauna of Arabia 2004 20 473 495 4487N Forel, 1902 Forel 1902 Insecta Formicidae Monomorium Animalia Hymenoptera 11 484 Arthropoda species mayri   Monomorium gracillimum var. mayri Forel, 1902. - Rev. Suisse Zool. 10: 209. (India).  Monomorium mayri. - COLLINGWOOD & VAN HARTEN 1994: 39.   Specimensexamined:  Yemen, Socotra Island:spms from Hadibo,  13-14.IV.1993, A. van Harten, CCC; spms from Nojid,  16.IV.1993, A. van Harten, CCC; spms from Wadi Daneghan,  04.X.1998, A. van Harten, CCC; spms from Hasaant,  X.1998, W. Wranik, CWWR; spms from Diksam,  X.1998, W. Wranik, CWWR;  1 ☿, Adho Dimello, base camp, 12°34'N 54°02'E,  940 m,  03.II.1999, H. Pohl, NHCY; spms from Hadibo,  04.II.2000, W. Wranik, CWWR; spms from Wadi Daneghan,  19.II.2000, W. Wranik, CWWR;  1 ☿, Goeeh, 12°32'N 54°10'E,  240 m,  23.X.2000, A. van Harten, NHCY;  1 ☿, Diksam, camp, 12°31N 53°57 E,  26-27.X.2000, A. van Harten, HLMD-Hym-2082;  1 ☿, Hadibo and immediate surroundings, 12°37N 54°01'E,  20.X.-01.XI.2000, H. Pohl, HLMD-Hym-2083. -  Yemen, Samha Island: spms from coastal area,  15.II.1999, W. Wranik, CWWR.  Remarks: This species is distinguished from M. destructoronly by the evenly dark colour in all individuals. The Socotran samples are of single or few specimens, and a few individuals thus coloured are present in larger M. destructornest samples. It is hence possible that the M. mayrirecords from Socotra in fact refer to M. destructor, or even that these species are really synonymous. A study on more samples of different provenance will be necessary to clarify the situation. Records of M. mayrioriginate generally from the same geographical areas as those of M. destructor, though M. mayrihas been collected more commonly in the northern Ethiopian Region. 1224544539 1993-04-13 1993-04-14 1993-04-13 CCC A. van Harten Yemen Hadibo 1 Socotra Island 1224544536 1993-04-16 CCC A. van Harten Yemen Nojid 1 Socotra Island 1224544532 1998-10-04 CCC A. van Harten Yemen Wadi Daneghan 1 Socotra Island 1224544540 1998-10 CWWR W. Wranik Yemen Hasaant 1 Socotra Island 1224544535 1998-10 CWWR W. Wranik Yemen Diksam 1 Socotra Island 1224544537 1999-02-03 NHCY H. Pohl Yemen 940 m 12.566667 Adho Dimello, base camp 1 54.033333 1 1 Socotra Island 1224544543 2000-02-04 CWWR W. Wranik Yemen Hadibo Hadibo 1 Socotra Island 1224544551 2000-02-19 CWWR W. Wranik Yemen Wadi Daneghan Wadi Daneghan 1 Socotra Island 1224544542 2000-10-23 NHCY A. van Harten Yemen 240 m 12.533334 Goeeh 1 54.166668 1 1 Socotra Island 1224544552 2000-10-26 2000-10-27 2000-10-26 A. van Harten Yemen Diksam, camp HLMD-Hym- 2082 1 1 Socotra Island 1224544547 2000-10-20 2000-11-01 2000-10-20 H. Pohl Yemen Hadibo and immediate surroundings 54.016666 HLMD-Hym- 2083 1 1 Socotra Island 1224544545 1999-02-15 CWWR W. Wranik Yemen Samha Island 1 Samha Island