inverts
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Cestoda: Class Of The Notorious Tapeworm
Cestoda or tapeworms are the most specialized of the Platyhelminthe parasites. All cestodes have at least one, and sometimes more…
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Platyhelminthes: Phylum Of The Extraordinary Flatworms
Etymology:- From the Greek platy for flat and helminthes for worms (Hence Flat Worms) Characteristics of Platyhelminthes: Bilaterally symmetrical. Body having 3 layers of…
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Tunicates: Miraculous Sea Squirts Named After Their “Tunics”
The Ascidiacea are the Sea Squirts or Tunicates and they make up the bulk of the species found within the…
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Larvacea: Planktonic, House-Dwelling Wonders Of Nature
The Larvacea (also called Appendicularia) are small animals quite different in form to the rest of the Urochordata. Larvacea are…
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Class Thaliacea
Class Thaliacea: Strange World Of The Pyrosomes & Salps The class Thaliacea contains about 70 species of small, barrel shaped…
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Vertebrata: Subphylum Of The Amazing Spinal Column
Welcome to the subphylum Vertebrata. Most chordates are vertebrates and the subphylum itself comprises over 50,000 species of animals. Vertebrates…
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Cephalochordata: Subphylum Of The Ancient Lancelets
The Cephalochordata Introduction The Cephalochordata are a small subphylum of small (5 to 10 centimetres long) but fascinating animals, also…
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Urochordata
Urochordata: Subphylum Of Brainless Filter Feeders Characteristics of Urochordata: Possesses a Notochord, a hollow nerve cord and a post anal…
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Chordata: Phylum Of The “Chorded” Animals
Etymology: From the Latin chorda a chord. Characteristics of the invertebrate Chordata: Bilaterally symmetrical. Body has more than two cell layers, tissues and…
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Invertebrates
Invertebrates: The Spineless Wonders Of Our World Most animals – in terms of either the numbers of individuals or the…
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