11) digestive system. The Columbia Encyclopedia, Sixth Edition. 2001
...wastes. Virtually all animals have a digestive system. In the vertebrates (phylum Chordata, subphylum Vertebrata) the digestive system is very complex. It consists...
12) vertebrate. The Columbia Encyclopedia, Sixth Edition. 2001
...all forms the backbone consists of a series of vertebrae. All vertebrates belong to the subphylum Vertebrata of the phylum Chordata. There are five classes of vertebrates:...
13) rook. The Columbia Encyclopedia, Sixth Edition. 2001
...nest in large colonies, whence the term rookery. They are classified in the phylum Chordata, subphylum Vertebrata, class Aves, order Passeriformes, family Corvidae....
14) notochord. The Columbia Encyclopedia, Sixth Edition. 2001
...based on the structure of the notochord and the time of life in which it is present: In the subphylum Urochordata (tunicates) the notochord characterizes the larval,...
15) bandicoot rat. The Columbia Encyclopedia, Sixth Edition. 2001
...piglike grunts it emits when attacked. Bandicoot rats are classified in the phylum Chordata, subphylum Vertebrata, class Mammalia, order Rodentia, family Muridae....
16) killdeer. The Columbia Encyclopedia, Sixth Edition. 2001
...is a depression in the soil or gravel. The killdeer is classified in the phylum Chordata, subphylum Vertebrata, class Aves, order Charadriiformes, family Charadriidae....
17) baluchitherium. The Columbia Encyclopedia, Sixth Edition. 2001
...largest land mammal of all time. The baluchitherium is classified in the phylum Chordata, subphylum Vertebrata, class Mammalia, order Perissodactyla, family Rhinocerotidae....
18) nervous system. The Columbia Encyclopedia, Sixth Edition. 2001
...complexity in their nervous systems, but it is in the vertebrate animals (phylum Chordata, subphylum Vertebrata) that the system reaches its greatest complexity....
19) bushmaster. The Columbia Encyclopedia, Sixth Edition. 2001
...which bear live young, the bushmaster lays eggs. It is classified in the phylum Chordata, subphylum Vertebrata, class Reptilia, order Squamata, family Crotalidae....
20) Dinotherium. The Columbia Encyclopedia, Sixth Edition. 2001
...the lower jaw. The name is also spelled Deinotherium. It is classified in the phylum Chordata, subphylum Vertebrata, class Mammalia....
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