Published in Zeitschrift für Säugetierkunde, in 1967, in volume 34, pages 9-37

Created: 2016-08-03, modified: 2016-08-03

Published in Bulletin of The African Bird Club, in 2003, in volume 10, issue 1, pages 43-46

Created: 2021-02-23, modified: 2021-02-23

Published in Bulletin of The British Ornithologists' Club, in 2000, in volume 120, pages 196-198

Created: 2012-12-02, modified: 2012-12-02

Published in Bulletin of The African Bird Club, in 2005, in volume 12, issue 2, pages 162

Created: 2021-02-23, modified: 2021-02-23