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

Variation in the spire index of some coiled gastropod shells, and its evolutionary significance. [electronic resource] — المؤلف: Cain, A J — Mar 1977

المؤلف
Cain, A J
النشر
Mar 1977
الوصف
377-428 p.
الموضوعات
Animals؛ Biological Evolution؛ Ecology؛ Europe؛ Fossils؛ Fresh Water؛ History, Ancient؛ Locomotion