Naimark E. et al. (2021) Taphonomic experiments imply a possible link between the evolution of multicellularity and the fossilization potential of soft-bodied organisms. Ecology and Evolution, 11, 1037–56.

Orr P. J., Briggs D. E. G., Siveter D. J., Siveter D. J. (2000) Three-dimensional preservation of a non-biomineralized arthropod in concretions in Silurian volcanoclastic rocks from Herefordshire, England. Journal of Geological Society of London, 157, 173–86.

Ostrom J. H., Yellis K. (1993) Demons of the mind: robotic dinosaurs, fossils, and Jurassic Park. Discovery, 24 (1), 4–11.

Owen R. (1841) Report on British fossil reptiles. Pt II. In Report of the Eleventh Meeting of the British Association for the Advancement of Science; Held at Plymouth in July 1841, 60–204.

Palkopoulou E. et al. (2018) A comprehensive genomic history of extinct and living elephants. Proceedings of the National Academy of Sciences of the USA, 115, E2566–74.

Parent A. (2017) A tribute to James Parkinson. Canadian Journal of Neurological Sciences, 45, 83–9.

Parkinson J. (1822) Outlines of Oryctology. An Introduction to the Study of Fossil Organic Remains; Especially of Those Found in the British Strata: Intended to Aid the Student in His Enquiries Respecting the Nature of Fossils, and Their Connection with the Formation of the Earth. – L.: Sherwood, Neely, and Jones; W. Phillips, G. Yard.

Payne J. L. et al. (2020) The evolution of complex life and the stabilization of the Earth system. Interface Focus, 10, 20190106. DOI: 10.1098/rsfs.2019.0106.