Geobulletin alpha
News from the Geoblogosphere
New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..
Posts treating: "Polypora sp."
Sunday, 01 May 2016
One one of my regular trips up to Arkona, Canada I found this small scrap of fossil and hung onto to it as it reminded me of something. Well that something turns out to be a piece of a Bryozoan called Ptilopora striata (sometimes spelled Ptylipora). This bryozoan is typified by a single, strong, central "mast" with branches angling off at 45 degrees along the length. The individual branches sometimes have cross supports with neighboring branches as well. Overall the fossil has a herringbone [...]
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