Pacific Railroad Survey Reports
- Title: Pacific Railroad Survey Reports
- Abbreviation: Pacif. Railr. Rep.
- Name: Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean
- Published: 12 Volumes (1855 – 1859)
- Vol. 8 Mammalia BHL; Vol. 9 Aves BHL; Vol. 10 Reptilia BHL, Pisces BHL, & further zoological reports