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Science Of Animal
- Ctenophores
- Platyhelminthes
- Nematodes
- Annelids
- Mollusca
- Arthropods
- Echinodermata
- Chordata
Animal Class
Porifera :
- Callcarea
- Hexactinellida
- Demospongiae
Cnidaria :
- Hydrozoa
- Scyphozoa
- Anthozoa
Ctenophores :
- Tentaculata
- Nuda
Platyhelminthes :
- Turbellaria
- Trematoda
- Cestoda
- Monogenea
Nematodes :
- Ascaris lumbricoides
- Ancylostoma
- Enterobius vermicularis
- Wuchereria bancrofti
- Trichinella spiral
- Heterodera radicicola
Annelids :
- Polychaeta
- Oligochaeta
- Hirudinea
Mollusca :
- Polyplacophora
- Gastropoda
- Pelecypoda
- Scaphopoda
- Cephalopoda
Arthropods :
- Crustacea
- Chelicerata
- Myriapoda
- Hexapoda
Echinodermata :
- Asteroidea
- Ophiuroidea
- Echinoidea
- Holothuroidea
- Crinoidea
Chordata :
*Acraniata :
- Urochordata
- Cephalochordata
- Hemichordata
*Craniata :
- Pisces
- Agnatha
- Chondrichthyes
- Osteichthyes
- Amphibia
- Reptilia
- Aves
- Mammalia


Information On Animals

Friday, June 8, 2012

Callcarea

Calcarea is a member of the animal phyla Porifera. Calcarea skeleton composed of calcium carbonate.

Generally, Calcarea are very small, only about 3-4 inches tall. Than 15,000 species of sponges are there, only 400 of them are members of the class Calcarea
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