Article PDF
References
Zidek, J. J. Paleont. 50, 907–915 (1976).
Baird, G. C. in Mazon Creek Fossils (ed. Nitecki, M. H.) 41–67 (Academic, New York, 1979).
Schram, F. R. in Mazon Creek Fossils (ed. Nitecki, M. H.) 159–190 (Academic, New York, 1979).
Baird, G. C., Shabica, C. W., Anderson, J. L., Richardson, E. S. Jr J. Paleont. 59, 253–281 (1985).
Thompson, T. E. Biology of Opisthobranch Molluscs (The Ray Society, London, 1976).
Breder, C. M. Jr & Rosen, D. E. Modes of Reproduction in Fish (Natural History Press, New York, 1966).
Duellman, W. E. & Trueb, L. Biology of Amphibians (McGraw-Hill, New York, 1986).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
GODFREY, S. Fossilized eggs from Illinois. Nature 356, 21 (1992). https://doi.org/10.1038/356021a0
Issue Date:
DOI: https://doi.org/10.1038/356021a0
Comments
By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.