Monomorium atomum Forel, 1902a

Sharaf, Mostafa R., Fisher, Brian L., Collingwood, Cedric A. & Aldawood, Abdulrahman S., 2017, Ant fauna (Hymenoptera: Formicidae) of the Socotra Archipelago (Yemen): zoogeography, distribution and description of a new species, Journal of Natural History (J. Nat. Hist.) 51 (5 - 6), pp. 317-378 : 336-339

Monomorium atomum Forel, 1902a

( Figure 11 (a–c))

Monomorium (Martia) atomus Forel, 1902a: 210 (w.) India. Indomalaya. Diagnosis

Worker. Small species (TL 1.20–1.30). Head distinctly longer than broad, feebly convex or parallel sides and feebly concave posterior margin; eyes small with four or five ommatidia in the longest row; petiole peduncle in profile short and without anteroventral process. Body smooth and shining. Colour uniform yellow.

Material examined

Yemen, Socotra Island, W. Jo’ o, 21 April 2014, 196 m, (M.R. Sharaf leg.), 12.54038°N, 54.17186°E (1 w, KSMA) .

Geographic range

India ( Forel 1902a). This species is recorded for the first time from Socotra Archipelago Island.

Ecological and biological notes

This species was found in humid leaf litter under a date palm tree where the soil was rich in accumulations of decayed animal faeces.

Figures

Figure 11. Monomorium atomum. (a) Body in profile. (b) Head in full-face view, CASENT0746615, AntWeb.org, (Zach Lieberman). (c) Distribution map from recent records.