Mr. Woodward has shown that the same law holds good with sea-shells, but, from the wide distribution of most molluscs, it is not well displayed by them.
Woodsward jaunak frogatu du lege bera dagokiela itsas moluskuei ere, baina, moluskurik gehienak zabal hedaturik daudelako, haietan ez da hain nabarmen ageri lege hau.