Johniophyllum skrjabini     (Marine Worm)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Platyhelminthes
Class: Trematoda
Order:Plagiorchiida
Family:Hemiuridae

Image copyrights: Government of India

Description
Size: Length: 1.92 mm.
Width: 0.49 mm.

Body small, elongate without ecsoma. Tegument without cuticular serration. Ventral sucker round, 0.32 mm in diameter, situated 0.70 mm from anterior end of body. Oral sucker subterminal, 0.14 mm in diameter, round, smaller than ventral sucker. Sucker ratio-1:2.28.

Prepharynx absent; pharynx well developed, 0.08 mm long, 0.07 mm wide, oesophagus short. Intestinal caeca extending upto posterior end of body.
Testes two, left testis 0.16 mm long, 0.15 mm wide, right testis 0.14 mm long, 0.17 mm wide, symmetrical, oval, postacetabular. Seminal vesicle saccular, hermaphroditic duct long, muscular without pouch pars peostatica and prostate gland cells not distinctly differentiated. Genital opening near pharynx.
Ovary post-testicular, 0.16 mm long, 0.25 mm wide, entire. Seminal receptacle near ovary. Vitellaria postovarian, consisting of seven tubular lobes. Uterus mostly in hind body. Eggs 8-12 µm x 8-9 µm.
Excretory arms united near oral sucker.


Synonym (s)

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Orissa, Chilika Lake INDIA

Literature Source(s)
  • Dutta, IB (1995) Platyhelminthes: Trematoda: Digenea Wetland ecosystem series 1: Fauna of Chilka lake ZSI, Calcutta 235-277 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org

Page last updated on:2010-10-07

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