Another episode in the "Why I Love Blogging" series.
People are so helpful! See the comments on yesterday's post. Thanks to Kate and her daughter, Brine Queen, I've been corrected and steered in the right direction; the critters weren't tunicates at all, but egg cases. .
I'm still searching through hundreds of pages, looking for a good ID, and my eyes are giving out. Details tomorrow, and, I hope, a name for the parent snail.