Laws, C.R. (1937). A review of the Tertiary and recent neozelanic pyramidellid molluscs. No. 4 – The syrnolid genera. <em>Transactions of the Royal Society of New Zealand 67: 303–315.</em> , available online athttps://paperspast.natlib.govt.nz/periodicals/TPRSNZ1938-67.2.19 page(s): 309 [details]
original descriptionLaws, C.R. (1937). A review of the Tertiary and recent neozelanic pyramidellid molluscs. No. 4 – The syrnolid genera. <em>Transactions of the Royal Society of New Zealand 67: 303–315.</em> , available online athttps://paperspast.natlib.govt.nz/periodicals/TPRSNZ1938-67.2.19 page(s): 309 [details]