Jeffreys, J. G. (1862-1869). <i>British conchology</i>. Vol. 1: pp. cxiv + 341 [1862]. Vol. 2: pp. 479 [1864]. Vol. 3: pp. 394 [1865]. Vol. 4: pp. 487 [1867]. Vol. 5: pp. 259 [1869]. London, van Voorst. , available online athttp://www.biodiversitylibrary.org/item/55187[details]
MolluscaBase eds. (2024). MolluscaBase. Nassa incrassata var. major Jeffreys, 1867. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=752803 on 2024-11-21
original descriptionJeffreys, J. G. (1862-1869). <i>British conchology</i>. Vol. 1: pp. cxiv + 341 [1862]. Vol. 2: pp. 479 [1864]. Vol. 3: pp. 394 [1865]. Vol. 4: pp. 487 [1867]. Vol. 5: pp. 259 [1869]. London, van Voorst. , available online athttp://www.biodiversitylibrary.org/item/55187[details]