Rhizosolenia robusta   G. Norman ex Ralfs in Pritchard,  1861 (Diatom)
Organism information awaits expert curation
Taxonomy
Kingdom:Chromista
Phylum:Ochrophyta
Class: Bacillariophyceae
Order:Rhizosoleniales
Family:Rhizosoleniaceae

Image copyrights: Karl Embleton

Description
Size: Diameter 48-400 µm; cell length 0.5-1 mm.

Cells crescent shaped or S shaped. Two columns of typically collar-shaped segments. Areolae loculate. Valves deeply convex or conical, curved, and with longitudinal lines. External process consisting of a needle-shaped part extending from a short, wider tube.


Synonym (s)

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Reef Associated, Estuarine, Open Sea, Coastal

Biogeography


• Maharashtra, Kalavali Estuary (Lat: 16.25) (Long: 73.67) INDIA
• Goa, Terekhol Estuary (Lat: 15.72) (Long: 73.7) INDIA
• Karnataka, Gangavali Estuary (Lat: 15.58) (Long: 74.25) INDIA
• Karnataka, Netrani Island (Lat: 14.01) (Long: 74.32) INDIA (Record: 10/05/2006)
• West Bengal, Saptamukhi River INDIA
• West Bengal, Prentice Island INDIA
• Orissa, Bahuda Estuary INDIA
• Goa, Mandovi and Zuari Estuary INDIA (Record: 11/1979-10/1980)
• Andaman and Nicobar Islands, Mahatma Gandhi Marine National Park INDIA (Record: 12/2004-07/2005)
• Tamil Nadu, Off Tuticorin (Lat: 8.71) (Long: 78.2) INDIA (Record: 1987-1989)
• Tamil Nadu, Arockiapuram Coast INDIA
• Bay of Bengal INDIA (Record: 06/07/2001-02/08/2001)
• Kerala, Kochi Backwaters INDIA (Record: 1970-1972)
• Tamil Nadu, Pichavaram Mangroves (Lat: 11.48) (Long: 79.76) INDIA (Record: 01/1985-12/1985)
• Maharashtra, Mumbai (Lat: 18.9) (Long: 72.66) INDIA (Record: 11/2001-10/2002)
• Kerala, Azheekode INDIA
• Tamil Nadu, Kaduviyar estuary INDIA (Record: 10/2005-09/2006)
• West Coast INDIA
• Tamil Nadu, Mandapam INDIA (Record: 07/2008-12/2008)
• Tamil Nadu, Pichavaram INDIA
• Palk Bay INDIA (Record: 05/1951-06/1953)
• Tamil Nadu, Gulf of Mannar INDIA (Record: 01/1950-06/1953)
• Tamil Nadu, Vedaranyam (Lat: 10.27) (Long: 79.39) INDIA (Record: 10/2007-03/2010)
• Tamil Nadu, Vedaranyam (Lat: 10.82) (Long: 79.88) INDIA (Record: 10/2007-03/2010)
• Karnataka INDIA (Record: 2005-2006)
• Andhra Pradesh, Visakhapatnam INDIA
• East Coast (Lat: 10) (Long: 79) INDIA (Record: 01/1999-08/2002)
• East Coast (Lat: 21) (Long: 94) INDIA (Record: 01/1999-08/2002)

Literature Source(s)
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Page last updated on:2012-03-13

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