H. Worthy, Trevor J. Hand, Suzanne Archer, Michael Paul Scofield, R. De Pietri, Vanesa L. Locality and Collection data for Heracles inexpectatus from Evidence for a giant parrot from the Early Miocene of New Zealand Details of the locality and collection data for the type material of Heracles inexpectatus. fossil bird;St Bathans Fauna;psittaciformes;insular giantism 2019-07-19
    https://rs.figshare.com/articles/journal_contribution/Locality_and_Collection_data_for_Heracles_inexpectatus_from_Evidence_for_a_giant_parrot_from_the_Early_Miocene_of_New_Zealand/8965826
10.6084/m9.figshare.8965826.v1