 इस मड्यूल मे हम पाईलम एकाईनोदर मेटा की एक और ख्लास क्री नाईटिया के जरनल फीट्चर्स को दिसकरेंगे क्री नाईटिया ग्रीक कमबिनेशन है ग्रीक वर्द्स क्राईनान क्राईनान का मतलब है लिली, औएड्स का मतलब है in the form of in the form of in this class the animals they look like in the form of sea lilies or in way included whether star or sea star they are most primitive of our living echinoderms and are very different from any and are very different from any covered thus far these class representative sea star or sea lilies they are usually different Approximately its 630 species they are living today or extensively its species are seen in the form of fossil record so this indicates that during the paleozoic era that was almost 600 million years ago its representative can be seen in fossil records क्री नाईटिया जो है ते आर पेंटा मेरिस श्टाक्त काइनोडाम्स with a cup like body bearing five usually branched and commonly feather like arms अब जदतर क्री नाईटिया जो है this consists of endoskeleton and endoskeleton is composed of numerous calcareous species called plates or oscicle this is the representative of class cretoidia sea lily you here you can say that its feather like appearance they are quite brilliant in color and they look very beautiful in the sea its feather like appearance give its a fluffy look so from this body if you compare this to the sea star sea urchin or with the sea cucumbers here you can say that it is usually different from the previously described काइनोडाम्स that we discussed in details in previous slides