Monomorium subopacum (F Smith)

Type location Madeira (51. Myrmica subopaca, F Smith, 1858b: 127, worker & queen; note the prior name is 45. Myrmica glyciphila, see below,  Bolton, 1987: 360, has "rejected as prior name based on pagination, on the first reviser principle"), collector T V Wollaston
subspecies
adoneum (Monomorium (Xeromyrmex) subopacum Sm., v. adoneum n. v., Santschi, 1936a: 41, illustrated, worker) from Lebanon, Djbeil or Djbla, ancient Byblos, collector Santschi - see http://www.antweb.org/specimenImages.do?code=casent0913858
apuleii (Monomorium (Xeromyrmex) subopacum Sm., v. apuleii n. var., Santschi, 1927d: 243, all forms) from Tunisia, Hammamat, collector Santschi - see http://www.antweb.org/specimenImages.do?code=casent0913859
ebraicum (Monomorium (Xeromyrmex) subopacum var. ebraicum n. var., Menozzi, 1933b; 62, worker & male) from Israel - see below
planidorsum (Monomorium salomonis F., subsp. planidorsa n., Emery, 1915e: 378, worker, stirps of subopacum Santschi, 1927d: 244) from Tunisia, Cussabat - see http://www.antweb.org/specimenImages.do?code=casent0904597
junior synonyms
mediterraneum (Monomorium mediterraneum, Mayr, 1861: 72, in key, worker & queen; Santschi, 1936a: 40, male, synonymy Samtschi, 1927d: 241) from southern Spain - no images on Antweb (February 2015)
obscuripes (Pharacota cabrerae st oscuripes, Santschi, 1921b: 424, male; Santschi, 1927d: 241, worker & queen, also synonymy) from Canary Is - no images on Antweb (February 2015)
italica (Monomorium (Xeromyrmex) subopacum F Smith ssp. italica n. ssp., Baroni Urbani, 1964c: 154, illustrated, worker; synonymy Baroni Urbani, 1968b: 450) from Italy- no images on Antweb (February 2015)
cabrerae (Paraphacota Cabrerai n.sp., Santschi, 1919g: 405, illustrated, male; Santschi, 1927d: 242, worker & queen, also synonymy) from Canary Is - see https://www.antweb.org/specimenImages.do?code=casent0010820
glyciphila (45. Myrmica glyciphila, F Smith, 1858b: 125, worker; see above note on rejection as prior name) from Sri Lanka - see https://www.antweb.org/specimenImages.do?code=casent0010950
liberta (Monomorium (Xeromyrmex) Salomonis L. st. subopacum Sm., v. liberta, n. var., Santschi, 1921e: 170; Santschi, 1927d: 243, worker) from Senegal, St Louis, collector Claveau - see http://www.antweb.org/specimenImages.do?code=casent0913857
surcoufi (Pharacota surcoufi, Santschi, 1919d: 90, illustrated, male; Santschi, 1927d: 243, worker & queen) from Algeria, Biskra - see male at http://www.antweb.org/specimenImages.do?name=casent0010881;
unavailable names
senegalensis (Monomorium Salomonis L. st. subopacum Sm. v. senegalensis n. var., Santschi, 1913c: 306, worker) from Senegal - no images on Antweb (March 2019)
intermedium (Monomorium (Xeromyrmex) salomonis subsp. subopacum var. intermedium var. nov. Wheeler, 1927g: 108;  Monomorium (Xeromyrmex) subopacum Sm., v. intermedium (Wheeler), Santschi, 1927d: 242, worker) from Canary Is, Palma, Barranco de las Augustias, collector W M Wheeler - - no images on Antweb (March 2019)
all forms known (see Bolton, 1995) .

Smith's (1858b) description is at . Smith's (1858b) description of glyciphila is at . Mayr's (1861) description of mediterraneum is at . Arnold (1916: 224) gave a fuller description and transcription is at . Bondroit (1918: 143) gave an illustrated fuller description, this is at . Santschi's (1913c) description of senegalensis is at . Santschi's (1921e) description of liberta is at Note the latter two suggest Santschi twice described the same specimens. Emery's (1915e) description of planidorsum is at .Santschi's (1919d) description of the surcoufi male is at . Santschi's (1921b) description of the obscuripes male is at Santschi (1927d) reviewed subopacum - see . Wheeler (1927g) simply regarded intermedium as with coarser puncturate sculpture than the type form salomonis but finer than the stirps subopacum, which he also had collected on the Canary Is. Menozzi's (1936a) description of ebraicum is at . Santschi's (1936a) description of adoneum is at . Baroni Urbani's (1964c) description of italica is at . Bolton's modern description (1987) is at .

WORKER - TL 3.1-3.4 mm (in Bolton, 1987: 360, not illustrated).

Arnold (1916) recorded finding it at Bulawayo, Zimbabwe.

The photomontage is collated from http://www.antweb.org/specimen.do?name=casent0010949

Oxford University Museum specimens

Monomorium subopacum B Taylor det.	Egypt M Sharaf	24.iv.2003 Gebel Asfar 30°13' N 31°29' E		4
Monomorium subopacum B Taylor det.	Egypt M Sharaf	7.v.2003 Zaranik 30°39' N 34°26' E		1
Monomorium subopacum B Taylor det.	Egypt M Sharaf	27.viii.2003 Taifa 30°56' N 31°21' E	Kafr Sheik	1
Monomorium subopacum B Taylor det.	Sudan Z Mahmoud 2009-63	7.i.2008 Shada 20°08'32.11" N 30°15'3.37" E	Hand collected	1

The photomontage is of a worker collected in Sudan, Shada; collector Zuheir Mahmoud (Sudan 63).

First country record

The photomontage is of workers (12 specimens) from Egypt, Gebel Asfar; collector Mostafa Sharaf - colour appears similar to apulei - see link above.. 

The photomontage of a specimen from Reunion is collated from http://www.antweb.org/specimen.do?name=casent0064820

The photomontage of a cotype of ebraicum is collated from The Smithsonian Institute images at http://ripley.si.edu/ent/nmnhtypedb/public/specimeninfopage.cfm?publicconsumption=1&typespecimenID=952