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
ORDER :- HIRUDINIDA (Proboscis protrusible; jaws and setae absent.)
FAMILY :- GLOSSIPHONIIDAE
GENUS :- Clepsine
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.
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.
The animal has narrow anterior end, broad posterior end and all above features hence it is Clepsine.