A 390 million-year-old hyper-compound eye in Devonian phacopid trilobites von Schoenemann, B., Clarkson, E. N. K., Bartels, C., Südkamp, W., Rössner, G. E., Ryck, U.

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The Anatomy of Conodonts von Aldridge, R. J., Briggs, Derek Ernest Gilmor, Smith, M. P., Clarkson, E. N. K., Clark, N. D. L.

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Light guide lenses in trilobites? von Schoenemann, B., Clarkson, E. N. K.

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Sedimentological, Ecological and Temporal Patterns of Fossil Lagerstatten [and Discussion] von Seilacher, A., W.-E. Reif, Westphal, F., Riding, R., Clarkson, E. N. K., Whittington, H. B.

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Ontogeny and Structure of a New, Miniaturised and Spiny Olenid Trilobite from Southern Sweden von Clarkson, Euan N. K., Ahlberg, Per

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Image formation by bifocal lenses in a trilobite eye? von Gál, József, Horváth, Gábor, Clarkson, Euan N.K, Haiman, Ottó

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post-ecdysial development of the cuticle and the eye of the Devonian trilobite Phacops rana milleri Stewart 1927 von Miller, J., Clarkson, E. N. K.

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Ontogeny of the eodiscid trilobite Shizhudiscus longquanensis from the lower Cambrian of China von ZHANG XI-GUANG, CLARKSON, E. N. K

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Computational Reconstruction of the Probable Change of Form of the Corneal Lens and Maturation of Optics in the Post-ecdysial Development of the Schizochroal Eye of the Devonian Tr... von Horváth, Gábor, Clarkson, Euan N.K.

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The eyes of lower Cambrian Eodiscid trilobites von ZHANG XI-GUANG, CLARKSON, E. N. K

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Crustacean Phylogeny. Papers from the International Symposium, "Phylogeny Within Crustacea," Held December 30, 1981, in Dallas, Texas. Frederick R. Schram von Clarkson, E. N. K.

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A new scleractinian-like coral from the Ordovician of the southern Uplands, Scotland von SCRUTTON, C. T, CLARKSON, E. N. K

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The anatomy of conondonts von ALDRIDGE, R. J, BRIGGS, D. E. G, SMITH, M. P, CLARKSON, E. N. K, CLARK, N. D. L

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The origin of marine invertebrate species: a critical review of microevolutionary transformations von Clarkson, E.N.K.

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Genetic Takeover and the Mineral Origins of Life. By A. G. Cairns-Smith (first published 1982, first paperback edition 1987). Cambridge University Press. ISBN 0 521 34682 7 von Clarkson, E. N. K.

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Trilobite eyes and the optics of Des Cartes and Huygens von Clarkson, Euan N. K, Levi-Setti, Riccardo

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Les Tealliocarides du Carbonifère inférieur d'Ecosse von CLARKSON, E. N. K

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Morphological, functional and taxonomic studies of trilobites von Clarkson, E. N. K

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The post-ecdysial development of the cuticle and the eye of the Devonian trilobite "Phacops rana milleri" Stewart 1927: Plates 1-7 von Miller, J, Clarkson, E N K

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Upper Llandovery Trilobites From the Pentland Hills, Scotland von Clarkson, ENK, Howells, Y

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