| The Ants of Africa Distribution Card |
| Species 1 | Author 2 | Year 3 | Country 4 | Location | Collector | Information 5 |
| Pheidole impressifrons | Wasmann | 1904a | SA | Port Elisabeth | H Brauns | new variety, soldier, workers & queen |
| Pheidole impressifrons | Forel | 1913a | SA | Willowmore, Cape | H Brauns | all forms |
| Pheidole impressifrons | Forel | 1913b | Zaire | Welgelegen | J Bequaert | not given |
| Pheidole impressifrons | Forel | 1913c | Nigeria | Lagos | W A Lamborn | workers with Lycaenids |
| Pheidole impressifrons | Santschi | 1914e | SA | Zululand, Umfolozis | I Tragardh | workers & soldiers, 30.vi.1905 |
| Pheidole impressifrons | Emery | 1915g | Eritrea | Asmara | F Silvestri | soldiers & workers |
| Pheidole impressifrons | Forel | 1916x | Zaire | St Gabriel | H Kohl | soldiers & workers |
| Pheidole impressifrons | Lamborn | 1920x | Nigeria | Lagos | W A Lamborn | ? |
| Pheidole impressifrons | Viehmeyer | 1923x | Sudan | El Obeid | H Werner & R Ebner | workers & soldiers; under a strawmat with termites |
| Pheidole impressifrons | Prins | 1963x | SA | Transvaal - Kruger national park | A J Prins | workers; 7 collections |
| Pheidole impressifrons | Room | 1971x | Ghana | Mampong & elsewhere; also at Kade (by Majer, 1975) | P Room ; J Majer | on herbs and on the ground |
| Pheidole impressifrons | Taylor | 2005x | Nigeria | CRIN; other cocoa farms | B Taylor | soldiers & workers |
| Pheidole impressifrons | Taylor | 2005x | Cameroun | Edea-Campo; Nkolobounde, BOU | D McKey project | soldiers & workers; on soil & from nest in a dead hollow branch; iv.2001 |
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