Literature

Authors	Year	Title
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
Wasserthal, L. T.	1993	Swing-hovering combined with long tongue in hawkmoths, an antipredator adaptation during flower visits. Pp. 77-87 in
P. Basquin	2017	État de nos connaissances des Lépidoptères Hétérocères de São Tomé et Principe
A. G. Butler	1876	Revision of the heterocerous Lepidoptera of the family Sphingidae
H. Dewitz	1879	Afrikanische Schmetterlinge
B. Dvořák	2017	Belege von Hymenocallis speciosae (Amaryllidaceae) als Nektarquelle für Megacorma obliqua (Walker, 1856) und andere Schwärmer bei C.W. Gan in Malaysia (Lepidoptera: Sphingidae)
B. Dvořák	2016	Verbreitung der Acherontiini-Genera im Lichte der Verpuppungsweise: die Vertreter von Coelonia und Megacorma als Nichtwanderer (Lepidoptera: Sphingidae)
I. J. Kitching	2003	Phylogeny of the death's head hawkmoths, Acherontia [Laspeyres], and related genera (Lepidoptera: Sphingidae: Sphinginae: Acherontiini)
I. J. Kitching	2002	The phylogenetic relationships of Morgan's Sphinx, {IXanthopan morganii} (Walker), the tribe Acherontiini, and allied long-tongued hawkmoths (Lepidoptera: Sphingidae, Sphinginae)
D. J. Martins, Johnson S. D.	2007	Hawkmoth pollination of aerangoid orchids in Kenya, with specieal reference to nectar sugar concentration gradients in the floral spurs
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
D. Martiré, Rochat J.	2008	Les papillons de La Réunion et leurs chenilles
C. Micheneau, Johnson, S. D., Fay, M. F.	2009	Orchid pollination: from Darwin to the present day
L. A. Nilsson, Rabakonandrianina E.	1988	Hawk-moth scale analysis and pollination specialization in the epilithic Malagasy endemicAerangis ellisii (Reichenb. fil.) Schltr. (Orchidaceae)
P. Oremans, Pierre J.	2002	Les Sphinx de São Tomé (Lepidoptera, Sphingidae)
J. J. Rubin	2022	Darwin’s Hawkmoth (Xanthopan praedicta) responds to bat ultrasound at sonar-jamming rates
A. E. Sallema, Selemani S. S.	2022	Diversity and abundance of a pollinator group: hawkmoths (Lepidoptera: Sphingidae) in forests and surrounding farmlands, East Usambara Mountains, Tanzania
L. T. Wasserthal	1998	Deep flowers for long tongues
L. T. Wasserthal	1996	Of hawkmoth species with long "tongues". Tropical biocenoses