fossil-sponges

Updated: May 29, 2025

This is a flinty sponge, the "Venus flower-basket," whose presence in the sponge family redeems it from the charge that it contains no things of beauty whatever. So, too, the rocks are full of fossil-sponges, many of quaint form.

- Young Folks' Library, Volume XI (of 20): Wonders of Earth, Sea and Sky