Sponge Photos

Roger Weller, geology instructor
last edited: 3/21/11 number of photos: 9
photos
glass sponge:
1
2
3
fossil sponge from Pennsylvania:
1
Chaetetes from Arizona:
1
2
sponge-like fossils
Receptaculies:
1
2
3
Photos are copyright free for non-commercial
educational uses.
Just credit photos to R.Weller/Cochise College.
copyright 2011-R.Weller