Paleozoic brachiopods.... Allen A.
It could be part of an ammonite's shell. Ammonites were ancient
cephalopods, similar to a Chambered Nautilis. Best wishes, ...Rich
Those are spiriferoid brachiopods, of which there
are numerous genera differing in fine details, so they're not really
identifiable without precise locality data (and someone familar
with this locality).
They could be from anywhere in the
later Paleozoic to Jurassic...Andrew G.
- They could be from anywhere in the later Paleozoic to Jurassic...
Marine rocks in Maine would be Paleozoic....Dr. David C.