Filippo Ceccolini (2023). Pelopaeus aterrimus Marquet, 1875, a new synonym of Sceliphron spirifex (Linnaeus, 1758) (Hymenoptera: Sphecidae). Zootaxa Vol. 5271 No. 3:599. (27 Apr. 2023) https://doi.org/10.11646/zootaxa.5271.3.13
Gadallah, Neveen S. (2020): Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Apoidea (Spheciformes), Sphecidae (sensu stricto). Zootaxa 4754 (1): 77—90, DOI: https://doi.org/10.11646/zootaxa.4754.1.8
dx.doi.org
Polidori C. et al. (2005). The nest of the mud-dauber wasp, Sceliphron spirifex (Hymenoptera, Sphecidae): Application of geological methods to structure and brood cell contents analysis. Italian Journal of Zoology 72(2):153—159 DOI: http://dx.doi.org/10.1080/11250000509356665
