Haikouella
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- On the Origin of Vertebrate Body Plan: Insights from the Endoderm Using the Hourglass Model
- 29.1 Chordates
- Chordate Characteristics Bilateral Symmetrical Deuterostome Distinctive Characteristics Notochord
- The Evolutionary and Genetic Origins of Consciousness in the Cambrian Period Over 500 Million Years Ago
- CHAPTER 1 Vertebrate Origin 2 Vertebrate Origin
- Fish and Tetrapods
- Vertebrate Innovations
- Cambrian Chordates and Vetulicolians
- The Origin and Evolution of Vertebrates 697 Echinodermata (Sister Group to Chordates)
- Two Schools of Evolutionary Thought
- Maotianshan Shales - Wikipedia, the Free Encyclopedia Page 1
- Hagfish from the Cretaceous Tethys Sea and a Reconciliation of the Morphological–Molecular Conflict in Early Vertebrate Phylogeny