Sphinctomyrmex species - partial description by Brown,
1975
 Brown's description (1975: 76) is -
WORKER - TL 2.9 mm, HL 0.56, HW 0.40; sides of head parallel, posterior
margin concave; eyeless; frontal lobes vertical, very close together;
no distinct median clypeal tubercle, no distinct teeth from anterior
edges of antennal sockets. Antenna 12-segmented. Alitrunk with a
straight dorsal profile. Petiole node slightly elongate in lateral
view, about as broad as long from above. Postpetiole longer than
following segment of gaster. Main gaster segments about equal in
length. Pygidium flattened apically, but scarcely concave, free caudal
margin rounded with a narrow marginal band of sharp slender denticles.
Shining, sparsely punctate, except dorsum of head which has punctures
larger and contiguous or subcontiguous except for a narrow median
strip. Colour ferruginous yellow.
Collected by J Lévieux at Lamto, Ivory Coast, from in
soil. Brown commented that specimens were with Dr RW Taylor who had
expressed an interest in describing them.
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The photomontage is collated from images at 
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