Here is quite a large solitary rugose (horn) coral belonging to the taxa Grewingkia canadensis. This specimen was collected from the Upper Ordovician Whitewater (upper cincinnatian series) Formation in Indiana
.
Here is quite a large solitary rugose (horn) coral belonging to the taxa Grewingkia canadensis. This specimen was collected from the Upper Ordovician Whitewater (upper cincinnatian series) Formation in Indiana
.
apnews.com/article/minn...
apnews.com/article/minn...