Give two important characteristics each of classes of sub-phylum vertebrate. Write one example each class.
Craniata Euchordata || Sub-Phylum Vertebrata || Division Agnatha Characters And Classification || Differences Between Petromyzon And Myxine
Sub Phylum - Vertebrates|Super Class - Pisces|OMR|Class - Osteichthyes|Sub Phylum - Vertebrates (Super Class - Terapods0|OMR|Super Class - Terapods (Class - Amphibia)|Summary
Chordates - Classification Of Chordates|Chordates - Sub Phylum - Urochordates|Chordates - Sub Phylum - Cephalochordates|Urochordates And Cephalochordates|OMR|Sub Phylum - Vertebrates|Vertebrates - Classification Of Vertebrates|Section-Agnatha|OMR|Summary
Name three classes of phylum ceolenterata.
Phylum Chordata-General Characters 2 || Sub phylum Urochordata & Cephalochordata
Under subphylum vertebrata how many classes are included?
Name the classes of the phylum Porifera. Give one example of each.
Which classes of phylum chordata are associated with organisms with streamlined bodies? What purpose does such body structure serve?
