News from the Geoblogosphere
New from Snet:
, a new tool to create lithological/sedimentological logs online..
Blog post recommendation
Wooster’s Fossil of the Week: A bivalve boring from the Upper Ordovician of southern Ohio
This week’s fossil is from close to home. In fact, it sit in my office. The above is a trace fossil named Petroxestes pera. It was produced on a carbonate hardground by a mytilacean bivalve known as Modiolopsis (shown below). Apparently the clam rocked back and forth on this substrate to make a small trench [...]