| Corals BD Webby, RJ Elias, GA Young, BEE Neuman, D Kaljo The Great Ordovician Biodiversification Event, 124-146, 2004 | 77 | 2004 |
| Latest Ordovician solitary rugose corals of eastern North America RJ Elias Bulletins of American Paleontology 81 (314), 1-116, 1982 | 71 | 1982 |
| The world's biggest trilobite—Isotelus rex new species from the Upper Ordovician of northern Manitoba, Canada DM Rudkin, GA Young, RJ Elias, EP Dobrzanski Journal of Paleontology 77 (1), 99-112, 2003 | 62 | 2003 |
| Latest Ordovician to earliest Silurian colonial corals of the east-central United States GA Young, RJ Elias Bulletins of American Paleontology 108 (347), 1-148, 1995 | 59 | 1995 |
| Symbiotic relationships between worms and solitary rugose corals in the Late Ordovician RJ Elias Paleobiology 12 (1), 32-45, 1986 | 51 | 1986 |
| Environmental cycles and bioevents in the Upper Ordovician Red River-Stony Mountain solitary rugose coral province of North America RJ Elias Advances in Ordovician Geology. Geological Survey of Canada Paper 90 (9 …, 1991 | 50 | 1991 |
| Solitary rugose corals of the Selkirk Member, Red River Formation (Upper Middle or Upper Ordovician), Southern Manitoba RJ Elias Geological Survey of Canada Bulletin 344, 1-53, 1981 | 44 | 1981 |
| Microborings and growth in Late Ordovician halysitids and other corals RJ Elias, DJ Lee Journal of Paleontology 67 (6), 922-934, 1993 | 38 | 1993 |
| Coral diversity, ecology, and provincial structure during a time of crisis; the latest Ordovician to earliest Silurian Edgewood Province in Laurentia RJ Elias, GA Young Palaios 13 (2), 98-112, 1998 | 37 | 1998 |
| Late Ordovician solitary rugose corals of the Stony Mountain Formation, southern Manitoba, and its equivalents RJ Elias Journal of Paleontology 57 (5), 924-956, 1983 | 37 | 1983 |
| Mode of growth and life-history strategies of a Late Ordovician halysitid coral DJ Lee, RJ Elias Journal of Paleontology 65 (2), 191-199, 1991 | 33 | 1991 |
| Middle and Late Ordovician solitary rugose corals of the Cincinnati Arch region RJ Elias United States Geological Survey Professional Paper 1066 (N), 1-13, 1983 | 33 | 1983 |
| Paleoecology and biostratinomy of solitary rugose corals in the Stony Mountain Formation (Upper Ordovician), Stony Mountain, Manitoba RJ Elias Canadian Journal of Earth Sciences 19 (8), 1582-1598, 1982 | 32 | 1982 |
| Another internal clock: preliminary estimates of growth rates based on cycles of algal boring activity MJ Risk, SE Pagani, RJ Elias Palaios, 323-331, 1987 | 30 | 1987 |
| Latest Ordovician to earliest Silurian solitary rugose corals of the east-central United States RJ McAuley, RJ Elias Bulletins of American Paleontology 98 (333), 1-82, 1990 | 28 | 1990 |
| Temporal variations in tempestite thickness may be a geologic record of atmospheric CO2 DS Brandt, RJ Elias Geology 17 (10), 951-952, 1989 | 26 | 1989 |
| Paleobiology of solitary rugose corals, Late Ordovician of North America RJ Elias Palaeontographica Americana 54, 533-537, 1984 | 26 | 1984 |
| Hirnantian strata identified in major intracratonic basins of central North America: implications for uppermost Ordovician stratigraphy MW Demski, BJ Wheadon, LA Stewart, RJ Elias, GA Young, GS Nowlan, ... Canadian Journal of Earth Sciences 52 (1), 68-76, 2015 | 25 | 2015 |
| Paleoenvironmental reconstruction based on horn corals, with an example from the Late Ordovician of North America RJ Elias, RG Zeilstra, TN Bayer Palaios 3 (1), 22-34, 1988 | 24 | 1988 |
| Borings in solitary rugose corals of the Selkirk Member, Red River Formation (late Middle or Upper Ordovician), southern Manitoba RJ Elias Canadian Journal of Earth Sciences 17 (2), 272-277, 1980 | 24 | 1980 |
