PALINURUS (SPINY LOBSTER)​

CLASSIFICATION OF PALINURUS (SPINY LOBSTER)​

KINGDOM :- ANIMALIA (Multicellular eukaryotic organisms)

PHYLUM :- ARTHROPODA (Jointed appendages.)

SUB-PHYLUM:- CRUSTACEA (Exoskeleton thick, antennae 2 pairs, jaws 3 pairs.)

CLASS :- MALACOSTRACA (6 abdominal segments having body distinctly segmented.)

ORDER :- DECAPODA (Carapace present.)

FAMILY :- PALINURIDAE  (Abdomen well developed and hard.)

GENUS :-  Palinurus (Spiny lobster)

GEOGRAPHICAL DISTRIBUTION

  • It is found in Europe and Asia.

HABIT AND HABITAT

  • Palinurus is a marine crustacean.

PALINURUS (SPINY LOBSTER)​ DIAGRAM, ARTHROPODA

GENERAL CHARACTERSTICS OF PALINURUS (SPINY LOBSTER)​

  • Commonly called as marine rock lobster or spiny lobster.
  • Body is either not compressed or is dorsoventrally compressed and differentiated into cephalothorax and abdomen.
  • It differs from other crayfishes and lobsters in having a small spine-like rostrum over cephalothorax.
  • Cephalic appendages are antennae, antennules and eyes. Antenna sac is absent and antennae are much elongated. 
  • Thoracic appendages bear non-chelate but clawed walking legs of the same size. 
  • Abdominal appendages are fan-like, but the first abdominal segment is without appendages. The abdomen is long and extended and ending in a tail fan. The pleura of second abdominal segment do not usually overlap those in front.
  • Meat of the lobster is very delicious and very much sought after. 
  • Larva is called as Phyllosoma, which is a broad and thin schizopod larva.
PALINURUS (SPINY LOBSTER)​ DIAGRAM, ARTHROPODA

SPECIAL FEATURES

  • The rock lobster produces a peculiar sound like creaming of leather by rubbing antennal pad against a sternal keel.

IDENTIFICATION

  • The animal is contains much elongated antennae, fan-shaped abdomen, uropod and all above features, hence it is Palinurus.

PALINURUS (SPINY LOBSTER)​ DIAGRAM, ARTHROPODA
PALINURUS (SPINY LOBSTER)​ DIAGRAM, ARTHROPODA
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