CORALLIUM : RED CORAL​

CLASSIFICATION OF CORALLIUM : RED CORAL​

PHYLUM :- COELENTRATA OR CNIDARIA (Tissue grade, diploblastic and acoelomate. )

CLASS :- ANTHOZOA OR ACTINOZOA (Only polypoid generation. sedentary, solitary, colonial.)

SUB-CLASS :- OCTOCORALLIA (Polyps with 8 tentacles, bioluminescent.)

ORDER :-  GORGONACEA (Horny corals, polyps short not reaching up to base.)

SUB-ORDER :- SCLERAXONIA (With axial spicule)

FAMILY :- CORALLIDAE (Sol id axis of calcareous spicules cemented by calcium carbonate.)

GENUS :- Corallium (Red coral)

GEOGRAPHICAL DISTRIBUTION

  • It is found in Mediterranean, Eastern Atlantic and off the coast of Japan, Africa and Italy. Most abundant is the Indo-Pacific ocean especially the Malay Archipelago.

HABIT AND HABITAT

  • Corallium is a littoral colonial species living on rocky bottoms of warmer seas.

CORALLIUM : RED CORAL​

GENERAL CHARACTERSTICS OF CORALLIUM : RED CORAL​

  • Commonly called as red coral.
  • Colony is erect, branching with a dense, calcareous axis of fused spicules surrounded by canaliferous coenenchyme bearing spicules. 
  • Skeleton is hard, calcareous, red in colour and represented by a branching axial rod running throughout the colony, as well as in the tinys spicules embedded in coenosarc. 
  • Gorgonin is completely absent. 
  • Colony has a firm outer tissue of coenosarc which contains delicate, white coloured, retractile and dimorphic polyps.
  • Nutritive polyps are called as autozooids having 8 pinnate tentacles, mesenteries and gonads.
  • Small water-pumping polyps or siphonozooids without tentacles. 
  • Due to cement-like deposits of carbonate in the centre, the solid limestone rod is formed
CORALLIUM : RED CORAL​

SPECIAL FEATURES

  • Red coral is very precious and of great commercial value, as it is extensively used in jewellery. It is also called as ‘red monga’. Coral is fished along the African and Italian coasts.

IDENTIFICATION

  • The colony has red-coloured skeleton with whitish retractile dimorphic polyps and all above characters, hence it is Corallium

CORALLIUM : RED CORAL​
CORALLIUM : RED CORAL​
OUR POSTS
  • WHALE (BALAENOPTERA)​WHALE (BALAENOPTERA)​
    WHALE (BALAENOPTERA)​ CLASSIFICATION OF WHALE (BALAENOPTERA)​ PHYLUM :- CHORDATA (Notochord, dorsal tubular nerve cord present and gill slits present) Group :- CRANIATA (Definite head. Cranium with ...READ MORE
  • ERINACEUS : HEDGEHOGHEDGEHOG (ERINACEUS)
    HEDGEHOG (ERINACEUS) CLASSIFICATION OF ERINACEUS : HEDGEHOG PHYLUM :- CHORDATA (Notochord, dorsal tubular nerve cord present and gill slits present) Group :- CRANIATA (Definite head. Cranium with ...READ MORE
  • ZEBRAZEBRA
    ZEBRA CLASSIFICATION OF ZEBRA PHYLUM :- CHORDATA (Notochord, dorsal tubular nerve cord present and gill slits present ) Group :- CRANIATA ( Definite head. Cranium with brain present ) ...READ MORE
  • MANGOOSE : HERPESTESMANGOOSE : HERPESTES
    MANGOOSE : HERPESTES CLASSIFICATION OF MANGOOSE : HERPESTES PHYLUM :-  CHORDATA (Notochord, dorsal tubular nerve cord present and gill slits present) Group :- CRANIATA (Definite head. Cranium with ...READ MORE
  • WHY ELEPHANTS NEVER FORGETS ?WHY ELEPHANTS NEVER FORGETS ?
    WHY ELEPHANTS NEVER FORGETS ? It’s a not unexpected saying that elephants always remember, and that is why these great creatures are more than just monster strolling on our planet earth. The ...READ MORE
  • SEAL DIAGRAM : PHOCASEAL : PHOCA
    SEAL : PHOCA CLASSIFICATION OF SEAL (PHOCA) PHYLUM :- CHORDATA (Notochord, dorsal tubular nerve cord present and gill slits present) Group :- CRANIATA (Definite head. Cranium with brain present) ...READ MORE
  • HERDMANIA SLIDESHERDMANIA SLIDES
    HERDMANIA SLIDES Herdmania : Metamorphosis : Tadpole Larva Larva of Herdmania is called as tadpole larva. After hatching it leads a free-swimming life for 90-180 seconds and then undergoes ...READ MORE
  • AMMOCOETE LARVA
    CYCLOSTOMATA SLIDES Lamprey : Ammocoete : Larva Whole Mount COMMENTS :- It is one of the stages in the development of lamprey. Egg develops into ammocoete larva, which is a tiny transparent creature ...READ MORE
  • VERTEBRAL COLUMNVERTEBRAL COLUMN
    Vertebral Column Notochord In all chordate embryos, the first axial endoskeleton to appear is a slender, stiff, unsegmented, gelatinous rod, the notochord. It is present below the nerve cord and ...READ MORE
  • SKULL BONESKULL BONES
    SKULL BONES SCOLIODON : SKULL BONES Skull consists of :- (A) Cranium and sense capsules,  (B) Visceral skeleton. 1. Cranium and sense capsules Made up of a single piece of cartilage and divisible ...READ MORE

Leave a Reply