Pelecanus occidentalis californicus
| Notes on North American Birds. IV Harry C Oberholser (1918) The Auk 35: 62-65 | |
| Fourth Annual List of Proposed Changes in the A. O. U. Check List of North American Birds Harry C Oberholser (1919) The Auk 36: 266-273 | |
| Notes on birds of Sinaloa and Nayarit Mexico, in the Fall of 1925 Mary E Mclellan (1927) Proceedings of the California Academy of Sciences 16: 1-51 | |
| Appendix. Classified list of hosts and parasites Rupert L Wenzel, Vernon J Tipton and Christina Johnson Fowler (1966) |