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1.
The base of the Upper Jurassic Morrison Formation in east-central Utah : a review of the first description of the base of the Morrison Formation in east-central Utah and some later modifications / by Robert B. O'Sullivan by Series: Geological Survey bulletin ; no.1561
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : U.S. Geological Survey, 1984
Availability: Items available for loan: National Library of India (1)Call number: U.S 551.766 Os 8 b(Bull. no.1561).

2.
Marine trace fossils in the Upper Jurassic Bluff Sandstone, southeastern Utah : a description of newly discovered trace fossils and their significance / by Robert B. O'Sullivan and John O. Maberry by Series: Contributions to stratigraphy | Geological Survey bulletin ; Bull.no 1395-I
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : United States Geological Survey, 1975
Availability: Items available for loan: National Library of India (1)Call number: U.S 560.176 Os 8 m.

3.
Coughs Creek Tongue--a new tongue of the Eocene Green River Formation, Piceance Creek basin, Colorado / by Robert B. O'Sullivan by Series: Contributions to stratigraphy | Geological Survey bulletin ; 1395-G
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington : United States Government Printing Office, 1975
Availability: Items available for loan: National Library of India (1)Call number: U.S 551.78 Os 8 c (Bul. no. 1395-G).

4.
Marine trace fossils in the upper Jurassic Bluff Sandstone, southeastern Utah : a description of newly discovered trace fossils and their significance / by Robert B. O'Sullivan and John O. Maberry by Series: Contributions to stratigraphy | Geological Survey bulletin ; 1395-I.
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D. C. : U.S. Government Printing Office, 1975
Availability: Items available for loan: National Library of India (1)Call number: U.S 564.5309798 Os 8.

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