Published in Quaestiones Entomologicae, in 1975, in volume 11, issue 4, pages 579-586

Created: 2016-11-21, modified: 2016-11-21

Published in Scopus, in 1989, in volume 13, pages 126-129

Created: 2014-03-20, modified: 2014-03-20

Published in Entomologist's Record and Journal of Variation, in 1988, in volume 100, issue 2-3, pages 53-54

Created: 2016-09-01, modified: 2016-09-01

Published in Quaestiones Entomologicae, in 1967, in volume 3, issue 3, pages 139-242

Created: 2016-11-21, modified: 2016-11-21

Published in Bulletin of The British Ornithologists' Club, in 1978, in volume 98, pages 55-59

Created: 2012-12-03, modified: 2012-12-03

Published in Proceedings of the Entomological Society of Washington, in 1985, in volume 87, pages 283-307

Created: 2010-11-04, modified: 2011-06-21

Published in Bulletin of The African Bird Club, in 2000, in volume 7, issue 1, pages 34-46

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