19/263
[ stop the slideshow ]

Types of symmetry in a fossil coral

Types of symmetry in a fossil coral.jpg Two extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestoneTwo extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestoneTwo extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestoneTwo extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestoneTwo extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestoneTwo extinct attached echinodermsThumbnailsTypical Pennsylvanian crinoidal limestone