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Scientific Name: Lucknowia fossilisi
Synonym: Lytocestus heteropneustii (Tandon, Chakravarty and Das, 2005) (Currently unaccepted)
English Name: Caryophyllid Cestode
Local/Bangla Name: Mechhokrimi (মেছো কৃমি)
Photo: Ash et. al. (2011)
Classification:
Kingdom: Animalia
Phylum: Platyhelminthes
Class: Cestoda
Order: Caryophyllidea
Family: Lytocestidae
Description:
The body is elongated and flat, without segmentation, tapering at the anterior end and broader at the posterior end. The body proper is divided into an outer cortex and an inner medulla by two layers of longitudinal muscles. The scolex is smooth, unarmed, and not differentiated.
Habitat & Distribution in Bangladesh:
It is an obligate parasite residing in the intestine of catfish, such as Heteropneustes fossilis. It is found throughout the northern part of Bangladesh.
Environment:
Freshwater
Comments:
In this figure, (A) Anterior part of the body with the first testes and vitelline follicles. (B) Scolex; note dense network of excretory canals. (C) Sagittal section of the region anterior to the cirrus-sac; note some vitelline follicles in the medulla. (D) Posterior part of the body, ventral view; note H-shaped ovary with posterior arms bent inwards and long uterine region. (E) A-shaped ovary, ventral view. (F) Crosssection at the level of testes; note penetration of cortical vitelline follicles into inner longitudinal musculature and presence of some vitelline follicles in the medulla. (G) Cross-section at the level of ovary; note very wide excretory canals.
Main References:
Kabir SMH, Ahmad M, Ahmed ATA, Rahman AKA, Haque EU, Ahmed ZU, Begum ZNT, Hassan MA and Khondker M (2008) Encyclopedia of Flora and Fauna of Bangladesh, Vol. 15. Platyhelminthes - Nematoda. Asiatic Society of Bangladesh, Dhaka 325 pp
Other References:
Ash, Anirban & Scholz, Tomas & Oros, Mikuláš & Levron, Céline & Kar, Pradip (2011) Cestodes (Caryophyllidea) of the Stinging Catfish Heteropneustes fossilis (Siluriformes: Heteropneustidae) from Asia. The Journal of parasitology. 97. 899-907. 10.1645/GE-2661.1.
DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Global IUCN conservation status:
Other Information
