Synonymy

• Holcaspis hispidulus Broun, 1880
• Holcaspis hybrida Broun, 1886
• Holcaspis pellax Broun, 1881
• Pterostichus ithaginis Broun, 1893
• Pterostichus obsoletus Broun, 1893

Selected

• Butcher, M.R. 1984: A revision of the genus Holcaspis (Coleoptera: Carabidae). Journal of the Royal Society of New Zealand 14(1): 47–99. DOI: 10.1080/03036758.1984.10421728 Reference page.  [See p. 83; redescription (female, male), based on examination of holotype (if it is the same specimen as the lectotype of Holcaspis hispidulus)]

Additional

• Britton, E.B. 1940: The Carabidae (Coleoptera) of New Zealand. Part I. Pterostichini. Transactions of the Royal Society of New Zealand 69: 473–508, plates 68-75. Full text and PDF Reference page.  [See p. 500; redescription]

• Broun, T. 1877: Descriptions of new species of Coleoptera. Transactions and proceedings of the New Zealand Institute 9: 371–374. BHL Reference page.  [See p. 371; original description]

• Gibbs, G.; McIntyre, M. 1997: Abundance and future options for wetapunga on Little Barrier Island. Science for conservation, (48) Full issue (PDF) Reference page.  [See table 7 on p. 20]

For more multimedia, look at Holcaspis hispida on Wikimedia Commons.