Paleo Profiles

Astraeospongia meniscus

I can remember the first time I saw an Astraeospongia. I was watching a slide show in paleontology class. I found this type of fossil intriguing because it seemed counterintuitive to expect to find a fossil sponge – especially one that was so well preserved. After all, they have no bones, teeth, or shells – the hard parts of animals […]

2009-09-09 E-Edition