Jaw elements in Plumulites bengtsoni confirm that machaeridians are extinct armoured scaleworms
Machaeridians are Palaeozoic animals that are dorsally armoured with serialized, imbricating shell plates that cover or enclose the body. Prior to the discovery of an articulated plumulitid machaeridian from the Early Ordovician of Morocco that preserved unambiguous annelid characters (segmental par...
| Hlavní autoři: | , , , |
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| Médium: | Journal article |
| Jazyk: | English |
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Royal Society
2019
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