New evidence on the anatomy and phylogeny of the earliest vertebrates.
We report the discovery of a new agnathan specimen from the Lower Cambrian Chengjiang Lagerstätte of China and thereby provide new evidence on the myomeres (V-shaped), the branchial apparatus (gill filaments and arches), the dorsal fin and the gonads (24-26) of the earliest vertebrates. The new spec...
Main Authors: | , , , |
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格式: | Journal article |
语言: | English |
出版: |
2002
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