The holotype is CM 2016.6.1, and
Sequiwaimanu is the fourth penguin species to be discovered from the
Waipara Greensand in
New Zealand, which originally held two species that were assigned to the taxon
Waimanu. The specimen was discovered within Claremont Estate, which was owned by Richard Goord at the time of its discovery.
Sequiwaimanu rosieae was named and described by
Mayr et al. (2018). == Description ==