MolluscaBase name details
original description
Finlay H.J. (1924). New shells from New Zealand Tertiary beds. <em>Transactions of the New Zealand Institute.</em> 55: 450-479, pls. 48-51., available online at http://rsnz.natlib.govt.nz/volume/rsnz_55/rsnz_55_00_004840.html
page(s): 486 [details]
additional source
Ponder, W.F. (1965). A revision of the New Zealand recent and fossil species of Estea Iredale, 1915. <em>Records of the Auckland Institute and Museum 6: 131–159.</em>
page(s): 144 [details]