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Scientific Name: Aulophorus tonkinensis Vejdovský, 1894
Photo: Ali S and Chakraborty T (1992)
Classification:
Kingdom: Animalia
Phylum: Annelida
Class: Clitellata
Order: Tubificida
Family: Naididae
Description:
Aulophorus tonkinensis consists of small, pale white, and transparent worms. The prostomium is short and rounded, with a swollen pharyngeal region and no eyes. The body with 23-29 segments followed by undifferentiated posterior segments and a branchial organ. Dorsal setae start at segment VI, with each bundle containing 1 hair and 1 needle, except the last segment which may have 2 needles. Hairs are bayonet-shaped and smooth. Needles are palmate, slightly curved, with a distal nodulus and bifid with long teeth.
The posterior body is cylindrical, ending in a funnel-like branchial fossa with 2 palps longer than the gills. There are two pairs of cylindrical gills: the dorsal pair is longer and parallel, while the ventral pair is shorter and slightly diverging.
Habitat & Distribution in Bangladesh:
Commonly found in the fish pond, rivers, lakes, haors, and other fresh waterbodies of Bangladesh
Environment:
Freshwater
Main References:
Ali S, Chakraborty T (1992) BANGLADESHER MITHA PANIR AMERUDANDI PRANI (A book on Freshwater Invertebrates of Bangladesh). Bangla Academy, Dhaka, Bangladesh, ISBN: 984-07-4051-13
Other References:
Kabir SMH, Ahmed M, Ahmed ATA, Rahman AKA, Ahmed ZU, Begum ZNT, Hassan MA, Khondoker M (EDS.) 2009 Encyclopedia of flora and fauna of Bangladesh, Vol. 16. Annelida Echainodermata Acanthocephala and Minor Phyla.. Asiatic Society of Bangladesh, Dhaka. 232 pp.
DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Global IUCN conservation status:
Other Information
