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1953, Memoir / Geological Society of America, Volume 55, 69
Book
1932, Bulletin / Smithsonian Institution, United States National Museum, Volume 164., iii, 152 p., 40 leaves of plates (some folded, some in pocket)
Book
Rivista Italiana di Paleontologia e Stratigrafia, ISSN 0035-6883, 1991, Volume 97, Issue 1, pp. 27 - 34
A first illustration of Ordovician conodonts from Sardinia is briefly given. The assemblage, belonging to the HDS biofacies, indicates an early-middle... 
Ordovician | Sardinia | Conodonts | Biostratigraphy
Journal Article
2005, Special papers in palaeontology, ISBN 0901702986, Volume no. 74, 63
Book
Journal of Micropalaeontology, ISSN 0262-821X, 04/1995, Volume 14, Issue 1, pp. 7 - 24
Schmidtellidae and Aparchitidae form a common element of North American middle Ordovician ostracod faunas. Characterized by relatively simple morphology with... 
PALEONTOLOGY | MORPHOLOGY | Morphology | Ordovician
Journal Article
2006, Paleontological Society memoir, Volume 64., i, 27
Book
Journal of Micropalaeontology, ISSN 0262-821X, 1996, Volume 15, Issue 1, pp. 21 - 35
The chitinozoan biostratigraphy of four Ordovician impact craters has been investigated. Three of these (Tvaren, Kardla and Lockne) contain complete sequences... 
SWEDEN | ESTONIA | PALEONTOLOGY | Immigration | Ordovician | Ice
Journal Article
1998, Special papers in palaeontology, ISBN 9780901702661, Volume no. 59., 70
Book
Journal of Micropalaeontology, ISSN 0262-821X, 12/1986, Volume 5, Issue 2, pp. 27 - 35
Systematic studies on acritarchs of Ordovician, Silurian and Devonian ages of North Africa, the British Isles and Podolia showed varieties of six types of wall... 
Excystment | Silurian | Devonian | Ordovician
Journal Article
JOURNAL OF MICROPALAEONTOLOGY, ISSN 0262-821X, 12/2000, Volume 19, Issue 2, pp. 163 - 164
The ostracod Kinnekullea comma occurs in the upper part of the Cautley Mudstone Formation (Ashgill Series) in the Cautley district of northern England, thus... 
PALEONTOLOGY | OCEAN | BRITAIN | Ordovician
Journal Article
Journal of Micropalaeontology, ISSN 0262-821X, 07/1983, Volume 2, Issue 1, pp. 1 - 6
Ordovician erratic boulders from northern Germany have yielded uniserial calcareous foraminifers which were previously unknown from the Baltoscandian... 
New species | Ordovician
Journal Article
1972, Geological Survey professional paper, Volume 685., iii, 47, [37]
Book
1941, Geology, memoirs, Volume 2, 212
Based on material collected by the author while with the Rawson-MacMillan Expedition of Field Museum to Labrador and Baffin Island, 1927-28. 
Paleontology | Rawson-MacMillan Sub-Arctic Expedition, 1927-1928
Book
1989, Publication, Volume 576, 55 p., 14 leaves of plates
Book
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