SilurianSalamander Posted Wednesday at 05:34 PM Share Posted Wednesday at 05:34 PM Found these weird spirals in this chunk of agatized rock. Devonian from Bradford beach in Milwaukee. Thanks! Link to post Share on other sites
TqB Posted Wednesday at 05:58 PM Share Posted Wednesday at 05:58 PM (edited) Probably gastropod. It's too early for serpulids, and the similar looking microconchids (that were once thought to be annelids) are smaller and encrusting. Edited Wednesday at 05:59 PM by TqB 2 Link to post Share on other sites
rocket Posted Wednesday at 06:33 PM Share Posted Wednesday at 06:33 PM yep, too old for serpulids, the earlies sure ones are triassic age 1 Link to post Share on other sites
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