Variation in the spire index of some coiled gastropod shells, and its evolutionary significance.

Variation in the spire index of some coiled gastropod shells, and its evolutionary significance. — المؤلف: Cain, A J — Philosophical transactions of the Royal Society of London. Series B, Biological sciences Mar 1977

المؤلف
Cain, A J
النشر
Philosophical transactions of the Royal Society of London. Series B, Biological sciences Mar 1977
الوصف
377-428 p.
الموضوعات
Animals؛ Biological Evolution؛ Ecology؛ Europe؛ Fossils؛ Fresh Water؛ History, Ancient؛ Locomotion