Briggs, D. E. G., Clarkson, E. N. K., and Aldridge, R. J., 1983, The conodont animal: Lethaia, v. 16, p. 1-14.

Klapper, G., and Ziegler, W., 1967, Evolutionary development of the Icriodus latericresens group (Conodonta) in the Devonian of Europe and North America: Palaeontographica, Series A, v. 127, p. 68-83.

Rexroad, C. B., 1958, The conodont homeomorphs Taphrognathus and Streptognathodus: Journal of Paleontology, v. 32, p. 1158-1159.

Scott, A. J., and Collinson, C., 1959, Intraspecific variability in conodonts - Palmatolepis glabra Ulrich & Bassler: Journal of Paleontology, v. 33, p. 550-565.

[Return to A Keyword-Indexed Origins Bibliography]

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