Phylum Chordata
Phylum Chordata
Phylum Chordata
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
<strong>Phylum</strong> <strong>Chordata</strong><br />
Subphylum Vertebrata<br />
NUMBER OF HEART CHAMBERS<br />
2<br />
Agnatha<br />
Chondrichthyes<br />
Osteichthyes<br />
3<br />
4<br />
Amphibia<br />
Reptilia (except crocs)<br />
Crocs<br />
Aves<br />
Mammalia