Keywords: FMIB 34324 Ptychocheilus oregonensis (Rich) Squawfish.jpeg Ptychocheilus oregonensis Rich Squawfish About one-half natural size Subject Ptychocheilus Tag Fish 1891 Cite book Reconnaissance of the streams and lakes of western Montana and northwestern Wyoming Evermann Barton W Washington DC Government Printing Office 1893 Bulletin of the United States Fish Commission vol 11 1891 Plate XIX-3 Creator Barton Warren Evermann PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 34324 Images from the Freshwater and Marine Image Bank to check Barton Warren Evermann Ptychocheilus oregonensis |