MolluscaBase eds. (2021). MolluscaBase. Spondylus fragilis G. B. Sowerby II, 1847. Accessed through: Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2021) African Register of Marine Species at: http://marinespecies.org/afremas/aphia.php?p=taxdetails&id=207877 on 2024-04-24
Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2024). African Register of Marine Species. Spondylus fragilis G. B. Sowerby II, 1847. Accessed at: https://marinespecies.org/afremas/aphia.php?p=taxdetails&id=207877 on 2024-04-24
basis of recordDautzenberg, P. (1923). Liste préliminaire des mollusques marins de Madagascar et description de deux espèces nouvelles. <em>Journal de Conchyliologie.</em> 68: 21-74., available online athttps://gallica.bnf.fr/ark:/12148/bpt6k5656754n[details]