S. J., Braddy, R. J., Aldridge, S. E., Gabbott and J. N., Theron: Lamellate book-gills in a late Ordovician eurypterid from the Soom Shale, South Africa: support for a eurypterid-scorpian clade, Lethaia, 32, 72-74, 1999.
A., Butcher: Early Llandovery chitinozoans from Jordan, Palaeontology, 2009.
A., Eisenack: Neue Mikrofossilien des baltischen Silurs. I, Palaeontologische Zeitschrift, 13, 74-118, 1931.
A., Eisenack: Chitinozoen, Hystrichosphären und andere Mikrofossilien aus dem
Beyrichia-Kalk, Senckenbergiana lethaea, 36, 157-188, 1955.
A., Eisenack: Beiträge zur Chitinozoen-Forschung, Palaeontographica A, 140, 117-130, 1972.
Z., Elaouad-Debbaj: Chitinozoaires ashgilliens de l’Anti-Atlas (Maroc), Géobios, 17, 45-68, 1984.
S. E., Gabbott: Taphonomy of the Ordovician Soom Shale Lagerstätte: an example of soft tissue preservation in clay minerals, Palaeontology, 41, 631-667, 1998.
S. E., Gabbott: Orthoconic cephalopods and associated fauna from the Late Ordovician Soom Shale Lagerstätte, South Africa, Palaeontology, 42, 123-148, 1999.
S. E., Gabbott, R. J., Aldridge and J. N., Theron: Chitinozoan chains and cocoons from the Upper Ordovician Soom Shale Lagerstätte, South Africa: implications for affinity, Journal of the Geological Society, London, 155, 447-452, 1998.
S. E., Gabbott, M. J., Norry, R. J., Aldridge and J. N., Theron: Preservation of fossils in clay minerals; a unique example from the Upper Ordovician Soom Shale, South Africa, Proceedings of the Yorkshire Geological Society, 53, 237-244, 2001.
S. E., Gabbott, D. J., Siveter, R. J., Aldridge and J. N., Theron: The earliest myodocopes: ostracodes from the late Ordovician Soom Shale Lagerstätte of South Africa, Lethaia, 36, 151-160, 2003.
N., Hiller: The Ordovician System in South Africa: A review
In: (Eds), Global Perspectives on Ordovician GeologyBalkema, Rotterdam, 473–485., 1992.
L., Hints, A., Oraspõld and J., Nõlvak: The Pirgu Regional Stage (Upper Ordovician) in the East Baltic: lithostratigraphy, biozonation and correlation, Proceedings of the Estonian Academy of Sciences, Geology, 54, 225-259, 2005.
P., Legrand: in pressAnalogie des séries stratigraphiques au sommet du ‘Complexe terminal’ ordovicien dans la région de l’Oued In Djerane (Tassili N’Ajjer oriental) et dans la région du Hodh (Mauritanie)In: 12
ème Séminaire National des Sciences de la Terre, Abstracts, p20.
P., Legrand: Faunal specificity, endemism and paleobiogeography: the post-glacial (Hirnantian–early Rhuddanian) graptolite fauna of the north-African border of Gondwana: a case study, Bulletin de la Société Géologique de France, 2009.
D. K., Loydell: Graptolites from the Upper Ordovician and Lower Silurian of Jordan, Special Papers in Palaeontology, 78, 68-2007.
M. J., Melchin and C., Holmden: Carbon isotope chemostratigraphy in Arctic Canada: Sea-level forcing of carbonate platform weathering and implications for Hirnantian global correlation, Palaeogeography, Palaeoclimatology, Palaeoecology, 234, 186-200, 2006.
V., Nestor: Early Silurian chitinozoans of Estonia and North LatviaEstonian Academy of Sciences, Estonian Academy Publishers, Tallinn, 163pp., 1994.
J., Nõlvak and I., Grahn: Ordovician chitinozoan zones from Baltoscandia, Review of Palaeobotany and Palynology, 79, 245-269, 1993.
A. A., Page, J. A., Zalasiewicz, M., Williams and L., Popov: Were transgressive black shales a negative feedback modulating glacioeustasy in the Early Palaeozoic Icehouse?
In: (Eds), Deep time perspectives on climate change: marrying the signal from computer models & biological proxiesSpecial Publications of The Micropalaeontological Society, Geological Society, London, 123–156., 2007.
F., Paris: Les chitinozoaires dans le Paléozoïque du sud-ouest de l’Europe (cadre géologique – étude systématique – biostratigraphie)Mémoire de la Société géologique et minéralogique de Bretagne 26, 496pp., 1981.
F., Paris, A., Bourahrouh and A., Le Hérissé: The effects of the final stages of the Late Ordovician glaciation on marine palynomorphs (chitinozoans, acritarchs, leiospheres) in well Nl-2 (NE Algerian Sahara), Review of Palaeobotany and Palynology, 113, 87-104, 2000.
F., Paris, M., Deynoux and J.-F., Ghienne: First record of chitinozoans from the Ordovician–Silurian boundary beds of Mauritania; palaeogeographic implications, Comptes Rendus de l’Académie des Sciences, Paris. Series II. Sciences de la Terre et des Planetes, 326, 499-504, 1998.
F., Paris, J., Verniers, S., Al-Hajri and H., Al-Tayyar: Biostratigraphy and palaeogeographic affinities of Early Silurian chitinozoans from central Saudi Arabia, Review of Palaeobotany and Palynology, 89, 75-90, 1995.
Jia-Yu, Rong and D. A. T., Harper: A Global synthesis of the latest Ordovician Hirnantian brachiopod faunas, Transactions of the Royal Society of Edinburgh: Earth Sciences, 79, 383-402, 1988.
I. C., Rust: Lower Palaeozoic rocks of southern Africa
In: (Ed.), Lower Palaeozoic of the Middle East, Eastern and Southern Africa, and AntarcticaJohn Wiley & Sons Ltd, New York, 165–187., 1981.
R., Schallreuter: Neue Chitinozoen aus ordovizischen Geschieben und Bemerkungen zur Gattung Illichitina, Paläontologische Abhandlungen, 1, 391-405, 1963.
A., Soufiane and A., Achab: Chitinozoan zonation of the Late Ordovician and the Early Silurian of the Island of Anticosti, Québec, Canada, Review of Palaeobotany and Palynology, 109, 85-111, 2000.
J. N., Theron and A. G., Thamm: Stratigraphy and sedimentology of the Cape Supergroup in the Western Cape
In: Guidebook Geocongress 1990Geological Society of South Africa, PR2, 1–64., 1990.
C. J., Underwood, M., Deynoux and J.-F., Ghienne: High palaeolatitude (Hodh, Mauritania) recovery of graptolite faunas after the Hirnantian (end Ordovician) extinction event, Palaeogeography, Palaeoclimatology, Palaeoecology, 142, 97-103, 1998.
T., Vandenbroucke: Chitinozoan biostratigraphy of the Upper Ordovician Fågelsång GSSP, Scania, southern Sweden, Review of Palaeobotany and Palynology, 130, 217-238, 2004.
T. R. A., Vandenbroucke: Upper Ordovician chitinozoans from the historical type area in the UK, Monograph of the Palaeontographical Society, London, 161, 113-2008.
T. R. A., Vandenbroucke, J., Hennissen, J. A., Zalasiewicz and J., Verniers: New chitinozoans from the historical type area of the Hirnantian and additional key sections in the Wye Valley, Wales, UK, Geological Journal, 43, 397-414, 2008.
T. R. A., Vandenbroucke, B., Rickards and J., Verniers: Upper Ordovician Chitinozoan biostratigraphy from the type Ashgill Area (Cautley district) and the Pus Gill section (Dufton district, Cross Fell Inlier), Cumbria, Northern England, Geological Magazine, 142, 783-807, 2005.
J., Verniers, V., Nestor, F., Paris, P., Dufka, S. J. E., Sutherland and G., Van Grootel: A global Chitinozoa biozonation for the Silurian, Geological Magazine, 132, 651-666, 1995.
J., Verniers and T. R. A., Vandenbroucke: Chitinozoan biostratigraphy in the Dob’s Linn Ordovician–Silurian GSSP, Southern Uplands, Scotland, Geologiska Föreningens i Stockholm Förhandlingar, 128, 195-202, 2006.
B. D., Webby, R. A., Cooper, S. M., Bergström and F., Paris: Chapter 2: Stratigraphic framework and time slices
In: (Eds), The
Great Ordovician Biodiversification EventColumbia University Press, New York, 41–47., 2004.
R. J., Whittle, S. E., Gabbott, R. J., Aldridge and J. N., Theron: The taphonomy and palaeoecology of a Late Ordovician caryocaridid from the Soom Shale Lagerstätte, South Africa, Palaeogeography, Palaeoclimatology, Palaeoecology, 251, 383-397, 2007.
