Crematogaster impressiceps variety frontalis Santschi ^HNS, new variety

"Worker. - Length 3 to 3.5 mm. Pale brown; thorax less sculptured than in the typical impressiceps ^HNS. Frontal groove deeply impressed. Stature less variable and smaller than in the typical form of the species and larger than in the variety longiscapa Stitz ^HNS, but the scape also extends beyond the occiput as in that variety." (Santschi)

Numerous specimens from Malela (type locality) and Kunga (Lang, Chapin, and J. Bequaert); those at Kunga found nesting in the hollow internodes of the myrmecophyte Cuviera species (Part IV); the specimens from Malela "living in a small carton nest, about 9 cm. long, fixed upon a stalk of Raphia."