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1. Receptaculitids
: a phylogenetic debate on a problematic fossil taxon
by Nitecki, Matthew H and Mutvei, H. (Harry) and Nitecki, Doris V
1999, ISBN 030646201X, xvii, 241
Receptaculitales | Paleontology
Book
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2. A sea without fish
: life in the Ordovician sea of the Cincinnati region
by Meyer, David L and Davis, R. A. 1942- (Richard Arnold)
2008, Life of the past, ISBN 9780253351982, xv, 346
Paleontology | Fossils
Book
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3. Ordovician trilobites of Southern Ontario, Canada and the surrounding region
: an illustrated guide
by Isotalo, Phillip A and Rudkin, David M., 1951
2015, ISBN 9780992997915, 224 pages
Trilobites | Paleontology
Book
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4. Stratigraphy and paleoecology of the Saluda Formation (Cincinnatian) in Indiana, Ohio, and Kentucky
by Hatfield, Craig Bond
1968, 34
Geology | Paleoecology | Geology, Stratigraphic
Book
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5. The Ordovician earth system
by Finney, Stanley C. 1947- (Stanley Charles) and Berry, William B. N
2010, Special paper, ISBN 081372466X, Volume 466, viii, 193
Paleoecology | Biodiversity | Paleobiogeography
Book
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6. Maquoketa Brachiopoda of Iowa
by Wang, Y
1949, Memoir / Geological Society of America, Volume 42, 55
Brachiopoda, Fossil | Paleontology
Book
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7. Preliminary studies of the ultrastructure of selected Ordovician conodonts
by Barnes, Christopher R and Sass, Daniel B and Monroe, E. A. (Eugene A.) and Royal Ontario Museum
1970, Life sciences contributions, Volume no. 76, 24
Conodonts | Paleontology
Book
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8. Ordovician (Darriwilian-early Katian) trilobite faunas of northwestern Tarim, Xinjiang, China
by Zhiyi, Zhou and Gongzheng, Yin, author and Zhiqiang, Zhou, author and Association of Australasian Palaeontologists, issuing body
2014, Memoir of the Association of Australasian Palaeontologists, ISBN 9780949466440, Volume 46., 142
Trilobites | Paleontology
Book
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9. Stratigraphy and structure of Middle and Upper Ordovician rocks in the Sedgwick Basin and adjacent areas, south-central Kansas
by Adkison, W.L
1972, Geological Survey professional paper, Volume 702., iii, 33
USA | Ordovician | Kansas | stratigraphy | structural geology
Book
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10. Review of Ordovician Pelecypods
by Pojeta, J
1971, Geological Survey professional paper, Volume 695., iv, 46, [41]
fossils | palaeontology | Ordovician
Book
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11. Full Text "Aristocystites? subcylindricus var. de bohemicus Barrande, 1887' is a valid species of Aristocystites (Echinodermata, Diploporita): description and taxonomic consequences
by Paul, CRC and Parsley, RL
JOURNAL OF PALEONTOLOGY, ISSN 0022-3360, 07/2019, Volume 93, Issue 4, pp. 822 - 826
Barrande erected the genus Aristocystites, type A. bohemicus Barrande, in 1887. He listed other questionable species, including A.? subcylindricus var. de... 
ORDOVICIAN | PALEONTOLOGY
Journal Article
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12. Graptolites from the Upper Ordovician and Lower Silurian of Jordan
by Loydell, David K
2007, Special papers in palaeontology, ISBN 1405179783, Volume no. 78., 66
Paleontology | Graptolites
Book
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13. The great Ordovician biodiversification event
by Webby, B. D
2004, Critical moments and perspectives in Earth history and paleobiology., ISBN 0231126786, x, 484
Paleontology | Biological diversity
Book
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14. Latest Ordovician and earliest Silurian Brachiopods succeeding the Hirnantia fauna in south-east China
by Rong, Jiayu
2012, Special papers in palaeontology, ISBN 111886168X, Volume no. 90, 142
Brachiopoda, Fossil | Paleontology
Book
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15. Lower Ordovician graptolites of Bohemia
by Bouček, Bedřich, 1904
1973, 185
Paleontology | Graptolites
Book
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16. Community paleoecology as a geologic tool
: the Chinese Ashgillian-Eifelian (latest Ordovician through early Middle Devonian) as an example
by Wang, Y
1987, Special paper, ISBN 081372211X, Volume 211., v, 100
Silurian | Devonian | China | Animal communities | Ordovician | Paleoecology | Paleontology
Book
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17. Distribution of the middle Ordovician Copenhagen Formation and its trilobites in Nevada
by Ross, R.J and Shaw, F.C
1972, Geological Survey professional paper, Volume 749., iii, 33, [17]
USA | Ordovician | palaeontology | Nevada
Book
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18. Upper Ordovician ecology of the central Appalachians
by Bretsky, Peter William, 1938
1970, Bulletin / Peabody Museum of Natural History, Yale University, Volume 34, viii, 150 p., 44 leaves of plates
Paleoecology | Paleontology
Book
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19. Early Middle Ordovician Chazy trilobites of New York
by Shaw, Frederick C
1968, Volume 17., vii, 163
Trilobites | Paleontology
Book
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20. The Utica and Lorraine formations of New York
by Ruedemann, Rudolf, 1864-1956
1925, New York State Museum bulletin, Volume no. 258, 262, 2 v.
Geology | Geology, Stratigraphic | Paleontology
Book
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