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Published online by Cambridge University Press: 17 March 2016
page 108 note * Bull, de l'Acad. des Sc. de Bruxelles.
page 110 note * Published in the ‘American Journal of Science and Art.’ January, 1862.
page 111 note * He has also identified from the same place, Scholithus linearis and Barrandia (vel Obolus) Thomsoni, and B. (v. O.) Vermontana.