| | Showing all published items in the file for Reference Phrase: "Paleontology North Dakota Billings Co."| 0911338152 | | A new chelydrid turtle Protochelydra zangerli from the late Paleocene of North Dakota, by Bruce R. Erickson.
| | 0911338187 | | Dakotornis cooperi, a new Paleocene bird from North Dakota / by Bruce R. Erickson.
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