Endocranial morphology of the petalichthyid placoderm Ellopetalichthys scheii from the Middle Devonian of Arctic Canada, with remarks on the inner ear and neck joint morphology of placoderms
Petalichthyid and “acanthothoracid” placoderms have taken pivotal positionsin the debate on placoderm—and, by extension, jawed vertebrate—relationships owing to perceived similarities with the jawless vertebrates. Neurocranial characters are integral to current hypotheses of early gnathostome relati...
Published in: | Canadian Journal of Earth Sciences |
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Main Authors: | , , , , |
Other Authors: | |
Format: | Article in Journal/Newspaper |
Language: | unknown |
Published: |
NRC Research Press
2020
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Subjects: | |
Online Access: | http://hdl.handle.net/10044/1/80971 https://doi.org/10.1139/cjes-2020-0005 |