Published in Bulletin of The African Bird Club, in 2001, in volume 8, issue 1, pages 61

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

Published in Bollettino Malacologico, in 1996, in volume 32, issue 1-4, pages 19-26

Created: 2016-06-27, modified: 2016-06-27

Published in Bulletin of The African Bird Club, in 2006, in volume 13, issue 1, pages 84-85

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