TY - JOUR AU - Turner, Susan AU - Burrow, Carole J. PY - 2018/06/15 Y2 - 2024/03/29 TI - Microvertebrates from the Silurian–Devonian boundary beds of the Eastport Formation, Maine, eastern USA JF - Atlantic Geoscience JA - atlgeo VL - 54 IS - 0 SE - Articles DO - 10.4138/atlgeol.2018.006 UR - https://journals.lib.unb.ca/index.php/ag/article/view/25855 SP - 171 - 187 AB - <p align="LEFT">Agnathan and gnathostome remains, associated with lingulid brachiopod fragments and distinctive ostracods, have been extracted from a small calcareous mudstone sample collected from the type section of the Eastport Formation on the northern shore of Moose Island, Maine. The vertebrate assemblage includes osteostracan, anaspid, and thelodont scales, and acanthodian scales, spines and teeth, which support a late Pridoli, or possibly <span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">earliest Lochkovian, age for the stratum. The thelodont </span></span><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;">Paralogania denisoni </span></span></em><span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">n. sp. is described, associated with a <span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">single thelodont scale referred tentatively to </span></span><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;">Talivalia</span></span></em><span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">? sp. indet., and acanthodians </span></span><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;">Nostolepis striata</span></span></em><span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">, </span></span><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;">Gomphonchus <span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;"><em>sandelensis</em></span></span></span></span></em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">, and</span></span></span></span><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;"><em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;">Poracanthodes punctatus </span></span></em></span></span></em><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-It; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;"><span style="font-family: MinionPro-Regular; font-size: small;">in a fauna that shows similarities to late Pridoli assemblages in Britain, parts of Europe, Russia, Greenland, and arctic Canada.</span></span></span></span></span></span></p> ER -