GLOSSIPHONIA : CLEPSINE

CLASSIFICATION OF GLOSSIPHONIA : CLEPSINE

PHYLUM :- ANNELIDA (Metamerically segmented, coelomate and laterally symmetrical. )

CLASS :- HIRUDINEA (Annelids with fixed segments, without parapodia and with anterior and posterior
suckers.)

ORDER :- HIRUDINIDA (Proboscis protrusible; jaws and setae absent.)

FAMILY :- GLOSSIPHONIIDAE 

GENUS :- Clepsine

GEOGRAPHICAL DISTRIBUTION

  • It has cosmopolitan distribution. It is very common in India (Nainital, Bengal and Assam).

HABIT AND HABITAT

  • Clepsine is a fresh-water leech. It feeds on snails, larval stages of Chironomus and Hydrophillus.

GLOSSIPHONIA : CLEPSINE

GENERAL CHARACTERSTICS OF GLOSSIPHONIA : CLEPSINE ​

  • Body is greenish, semi-transparent, narrow anteriorly and broadly flattened posteriorly. 
  • Body measuring about 15 mm in length and 5 mm in breadth. 
  • Anterior tapering end bears the mouth.
  • Anterior sucker is fused with the body and the posterior sucker is pedunculated. 
  • Each segment contains 3 rings.
  • Three pairs of eyes, protrusiitle proboscis, salivary glands and gut could be observed.
  • Crop chambers are elongated in the middle of the body. The intestine bears 4 pairs of lateral caeca.
  • Fertilization is by hypodermic impregnation. Clepsine is notable for carrying its eggs and young attached to the ventral sucker. No cocoon formation. 
  • Animal cannot swim but rolls up when alarmed.
GLOSSIPHONIA : CLEPSINE

IDENTIFICATION

  • The animal has narrow anterior end, broad posterior end and all above features hence it is Clepsine.

GLOSSIPHONIA : CLEPSINE
GLOSSIPHONIA : CLEPSINE
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