Literature

Authors	Year	Title
L. T. Wasserthal	1996	Of hawkmoth species with long "tongues". Tropical biocenoses
L. T. Wasserthal	1997	The pollinators of the Malagasy Star Orchids Angraecum sesquipedale, A. sororium and A. compactum and the evolution of extremely long spurs by pollinator shift
L. T. Wasserthal	1998	Deep flowers for long tongues
L. T. Wasserthal	2013	Evolution of long-tongued hawkmoths and pollination of long-spurred Angraecum orchids
L. T. Wasserthal	2015	Angraecum-Orchideen und langrüsslige Schwärmer, Bestäubung und Evolution
L. A. Nilsson, Rabakonandrianina E.	1988	Hawk-moth scale analysis and pollination specialization in the epilithic Malagasy endemicAerangis ellisii (Reichenb. fil.) Schltr. (Orchidaceae)
C. Micheneau, Johnson, S. D., Fay, M. F.	2009	Orchid pollination: from Darwin to the present day
D. J. Martins, Johnson S. D.	2007	Hawkmoth pollination of aerangoid orchids in Kenya, with special reference to nectar sugar concentration gradients in the floral spurs
J. Farminhão, Savignac, M., Droissart, V., Lowry_II, P. P., Rajaonarivelo, N., Rajaonarivelo, B., Verlynde, S., Todivelo, A., Stévart, T.	2024	A new orchid species expands Darwin’s predicted pollination guild in Madagascar
Wasserthal, L. T.	1993	Swing-hovering combined with long tongue in hawkmoths, an antipredator adaptation during flower visits. Pp. 77-87 in
M. G. Balducci, Martins, D. J., Johnson, S. D.	2019	Pollination of the long-spurred African terrestrial orchid Bonatea steudneri by long-tongued hawkmoths, notably Xanthopan morganii