The early evolution of animals
The early evolution of animals
The early evolution of animals
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Animal classification<br />
• Animalia– all <strong>animals</strong>, with 35 separate<br />
phyla<br />
• Eumetazoa – all <strong>animals</strong> except sponges<br />
• Radiata – Ctenophores and corals<br />
• Bilateria – All <strong>animals</strong> except sponges,<br />
corals and ctenophores<br />
– Divided into Deuterostomes and<br />
Protostomes<br />
– Protostomes divided into Lophotrochozoa<br />
(or spiralia) and Ecdysozoa
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