Talpanas lippa a.k.a. Kaua’i mole duck
In Depth Further Reading - Extraordinary cranial specialization in a new genus of extinct duck (Aves: Anseriformes) from Kauai, Hawaiian Islands. - Zootaxa (Auckland, New Zealand: Magnolia Press) 2296: 47–67. - Andrew N. Iwaniuk, Storrs L. Olson & Helen F. James - 2009.