Sowerby, G. B. II. (1879). Monograph of the genus <i>Murex</i>. In G. B. Sowerby II (ed.), <i>Thesaurus conchyliorum, or monographs of genera of shells</i>. Vol. 4 (33-34): 1-55, pls 380-403. London. , available online athttps://www.biodiversitylibrary.org/page/15937022[details]
MolluscaBase eds. (2021). MolluscaBase. Murex approximatus G. B. Sowerby II, 1879. Accessed at: http://molluscabase.org/aphia.php?p=taxdetails&id=398847 on 2024-03-19
original descriptionSowerby, G. B. II. (1879). Monograph of the genus <i>Murex</i>. In G. B. Sowerby II (ed.), <i>Thesaurus conchyliorum, or monographs of genera of shells</i>. Vol. 4 (33-34): 1-55, pls 380-403. London. , available online athttps://www.biodiversitylibrary.org/page/15937022[details]