Lensia conoidea   (Keferstein & Ehlers,  1860) (Hydrozoan)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Cnidaria
Class: Hydrozoa
Order:Siphonophorae
Family:Diphyidae

Image copyrights: Rob Sherlock

Description
Polygastric phase: Anterior nectophore: Upto 20 mm long, firm, slenderly pyramidal with 5 complete, straight ridges; dorsal ridge extending beyond level of ostium into a small tooth-like projection. Somatocyst half of nectosac in length, thick or thin with a short stalk. Hydroecium shallow; right hand wing of mouth plate overlapping left side. Pedicular canal descending.

Posterior nectophore: Upto 18 mm long, with 5 complete ridges. Apical end of nectosac extend beyond entry of pedicular canal. Mouth plate with notch in middle, left lobe longer than right. Articulating surface of right hydrecial wing square shaped.

Eudoxid phase: Relatively large. Bract conical, with long phyllocyst.

Gonophores 4.5 mm long, with a mouth plate 0.35 mm long and slightly convex distal border. Right or left hydroecial ridge may be deeper with corresponding difference in twisting of hydroecium.


Synonym (s)
Diphyes conoidea Keferstein & Ehlers, 1861
Lensia conoidea Daniel, 1974
Diphyes truncata Sars, 1846
(Basionym)
Lensia truncata (Sars 1846)

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Pelagic, Reef Associated

Biogeography


• Bay of Bengal (Lat: 15) (Long: 90) INDIA
• Karnataka, Netrani Island (Lat: 14.01) (Long: 74.32) INDIA (Record: 10/05/2006)
• Arabian Sea (Record: 1962-1965)
• Bay of Bengal (Record: 1962-1965)
• Kerala, Kochi INDIA
• Kerala, Alleppey INDIA
• Kerala, Kayamkulam INDIA
• Kerala, Neendakara INDIA
• Kerala, Paravur INDIA
• Kerala, Veli INDIA
• Bay of Bengal INDIA

Literature Source(s)
  • Daniel, R (1985) Fauna of India and the adjacent countries (Coelenterata: Hydrozoa: Siphonophora) ZSI 440 pp Available at - NIO, Goa
  • Zacharia, PU; Krishnakumar, PK; Dineshbabu, AP; Vijayakumaran, K; Rohit, P; Thomas, S; Sasikumar, G; Kaladharan, P; Durgekar, RN and Mohamed, KS (2008) Species assemblage in the coral reef ecosystem of Netrani Island off Karnataka along the southwest coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 50(1) 87-97 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
  • Monterey Bay Aquarium Research Institute Available at - http://www.mbari.org/default.htm
  • Sealifebase Available at - http://www.sealifebase.org/
  • Robin, RS; Srinivasan, M and Chandrasekar, K (2009) Distribution of Zooplankton from Arabian Sea, along Southern Kerala (Southwest Coast of India) During the Cruise Current Research Journal of Biological Sciences Maxwell Scientific Organization 1(3) 155-159 Available at - http://maxwellsci.com/print/crjbs/%283%29155-159.pdf
  • Jitlang, I; Pattarajinda, S; Mishra, R and Wongrat, L (2007) Composition, Abundance and Distribution of Zooplankton in the Bay of Bengal The Ecosystem-Based Fishery Management in the Bay of Bengal 65-92 Available at - http://map.seafdec.org/downloads/BIMSTEC/010-Zooplankton-Issaporn.pdf

Page last updated on:2011-07-29

Back to Search