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Showing results for tags 'orthocone?'.
Hello, Here are a bunch of old collection fossils that have me stumped...almost no info on provenance so tricky, but I'm hoping I can get at least a fossil identity for them if possible. There are 13 in total, here goes: 1. Crustacean/brachiopod steinkern? 2. Crustacean? Brachiopod? 3. Is this a coral? 4. No clue...thought orthocone but seems too thin? 5. No clue 6. Thought some sort of echinoderm but almost looks six-sided? Reminds me of a construction nut used for scre
TqB posted a topic in Fossil IDA while ago, I was convinced that this was an orthocone with possible sponge borings though it was never really resolved. http://www.thefossilforum.com/index.php?/topic/77979-strange-infestation-on-orthocone-shell-mississipian-ne-england/& @Al Dente suggested eurypterid as a possibility which I argued against, largely because they've never been found around here. However, a friend of mine has now found some undoubted eurypterid fragments in equivalent beds in Scotland, 120 miles away or so and where the faunas have much in common. He's pretty sure that this is indeed euryp
1. if have hole = orthocone cephalopods/ Orthoceras Cephalopoda? 2. bigger have not hole this also accustomed thing but what? 3. more dark with camber maybe pottery lug? every day lot of circle with half-moon hole, so very common, please teach me what is it, thanks!