REFERENCES
- Aksay, O. and Gedik, A. 2002. Türkiye jeoloji haritalari. Sheet 25. Geology Department, Ankara.
- Bertling, M. 1992. Arachnostega n. ichnog. — Burrowing traces in internal moulds of boring bivalves (Late Jurassic, northern Germany). Paläontologische Zeitschrift, 66: 177–185.
- Billings, E. 1862. New species of fossils from different parts of the Lower, Middle and Upper Silurian rocks of Canada. In Palaeozoic Fossils, Volume 1. Containing Descriptions and Figures of New or Little Known Species of Organic Remains from the Silurian Rocks. Geological Survey of Canada, Advanced Sheets: 96–108.
- Donovan, S. K. 2013. Curiouser and curiouser: More on reworked Echinocorys (Echinoidea; Late Cretaceous) on the beaches of north Norfolk, eastern England. Swiss Journal of Palaeontology, 132: 1–4.
- Donovan, S. K. and Jagt, J. W. M. 2002. Oichnus Bromley borings in the irregular echinoid Hemipneustes Agassiz from the type Maastrichtian (Upper Cretaceous, The Netherlands and Belgium). Ichnos, 9: 67–74.
- Donovan, S. K., Jagt, J. W. M., and Lewis, D. N. 2011. Notes on some trace fossils and other parataxa from the Maastrichtian type area, southeast Netherlands and northeast Belgium. Netherlands Journal of Geosciences, 90: 99–109.
- Donovan, S.K. and Lewis, D.N. 2011. Strange taphonomy: Late Cretaceous Echinocorys (Echinoidea) as a hard substrate in a modern shallow marine environment. Swiss Journal of Palaeontology, 130: 43–51.
- Ende, C. van den. 2012. Geographical distribution patterns and dwarfism of the echinoid Echinocorys scutata (Leske) across the Cretaceous Paleogene boundary: Findings from new K/Pg sections near Göynük, northern Turkey. Unpublished B.Sc. thesis, Universiteit Utrecht, Utrecht, The Netherlands.
- Fillion, D. and Pickerill, R. K. 1984. Systematic ichnology of the Middle Ordovician Trenton Group, St. Lawrence Lowland, eastern Canada. Maritime Sediments and Atlantic Geology, 20: 1–41.
- Leske, N. G. 1778. Iacobi Theodori Klein naturalis dispositio echinodermatum, edita et descriptionibus novisque inventis et synonymis auctorum et aucta a N. G. Leske. G.E. Beer, Lipsiae, Germany, 278 p.
- Mikuláš, R. 2006. Ichnofabric and substrate consistency in Upper Turonian carbonates of the Bohemian Cretaceous Basin (Czech Republic). Geologica Carpathica, 57: 79–90.
- Özer, S., Meriç, M., Görmüs, M., and Kanbur, S. 2009. Biogeographic distribution of rudists and benthic foraminifera: An approach to Campanian-Maastrichtian biogeography of Turkey. Geobios, 42: 623–638.
- Pemberton, S. G. and Frey, R. W. 1982. Trace fossil nomenclature and the Planolites—Palaeophycus dilemma. Journal of Paleontology, 56: 843–881.
- Pickerill, R. K. 1994. Nomenclature and taxonomy of invertebrate trace fossils. In Donovan, S. K. (ed.), The Palaeobiology of Trace Fossils. John Wiley and Sons, Chichester, UK, 3–42.
- Pickerill, R. K. and Donovan, S. K. 1991. Observations on the ichnology of the Richmond Formation of eastern Jamaica. Journal of the Geological Society of Jamaica, 28: 19–35.
- Richter, R. 1937. Marken und Spuren aus allen Zeiten. I–II. Senckenbergiana, 19: 150–169.
- Rodrigues, N. P. C., Gil Cid, M. D., Arroyo, F., Huineman, M., Lara, R., and Torices, A. 2005. Arachnostega gastrochaenae Bertling, 1992 en fósiles del Dobrovtiviense (Ordovícico Medio) de los Montes de Toledo (so de España). Revista Española de Paleontología, 20: 57–64.
- Taylor, P. D. and Wilson, M. A. 2002. A new terminology for marine organisms inhabiting hard substrates. Palaios, 17: 522–525.
- Uchman, A. 1995. Taxonomy and palaeoecology of flysch trace fossils: The Marnoso-arenacea Formation and associated facies (Miocene, northern Apennines, Italy). Beringeria, 15: 3–115.