Monomorium rosae Santschi

Type location Zaïre (Monomorium (Lampromyrmex) Rosae n. sp., Santschi, 1920b: 13, illustrated, worker) collected by Bequaert, in 1913 - see below
junior synonym cotterelli (Diplomorium cotterelli, Donisthorpe, 1942f: 217, worker;  synonym by Bolton, 1987: 408) from Ghana at CRIG, G. F. Cotterell, xii.1940 - see belwo
Worker only described, see Bolton (1995) .

Santschi's (1920b) description is at . Bolton's modern description (1987) is at .

Nigeria specimens (Monomorium species T⁴, Taylor, 1980a). WORKER. TL 1.62 mm, HL 0.45, HW 0.34, SL 0.31, PW 0.19; others TL 1.6-2.0 mm (Bolton, 1987: 408, not illustrated).
Colour very dark brown-black, shiny, with polished appearance; antennal funiculi and tarsi yellow. Faint rugae on the lateral mesonotum and propodeum otherwise unsculptured. Erect hairs moderately long but relatively sparse with few on the alitrunk. 11-segmented antennae and clypeal carinae faint.

Collected at the Cocoa Research Institute of Nigeria, Idi Ayunre by B. Bolton and B. Taylor, I found it on a dead tree; at IITA, Ibadan, by B.R. Critchley; and, at Mokwa by C. Longhurst (Bolton, 1987).

From Ghana, at CRIG also (B. Bolton), Mole (J.C. Grieg), Mampong (P.M. Room), Maase and Legon (D. Leston) (Bolton, 1987). Since found, seven workers, in cocoa leaf litter, at Ofinso and Bunso by Belshaw & Bolton (1994b).

Others include Senegal, at Noto (C. Agbogba); also Kenya.

The photomontage of the type worker (miscoloured images) is collated from http://www.antweb.org/specimen.do?name=casent0010826

The photomontage of the cotterelli type worker is collated from http://www.antweb.org/specimen.do?name=casent0902271

Oxford University Museum specimens

Monomorium rosae B Taylor det.	Gabon Y Braet Gabon 47	17.vii.2006 Pongara 00°34' N 09°19' E	Pointe Wingombe; edge of lagoon, sweep net	1
Monomorium rosae B Taylor det.	Ghana S Sky Stephens	2006	In personal collection of S Sky Stephens 06G0024, 06G0033, 06G0086, 06G0087 and 06G0095	1

The photomontage is of a worker from Gabon, Pongara National Park; collector Yves Braet (Gabon 47). 

The photomontage is of a worker from Ghana, collected by S Sky Stephens, 2006.