Robertsonia adduensis   (Sewell,  1940) (Copepod)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Maxillopoda
Order:Harpacticoida
Family:Miraciidae

Description
Size: Length 0.65 – 0.85 mm.

Body linear with distinct demarcation between metasome and urosome. Caudal ramus twice as broad as long with the principal apical seta short and expanded at the base. Antennule 6-segmented. Exopod of antenna 3-segmented. Mandible with 1-segmented exopod bearing 2 lateral and 2 terminal setae. Maxilliped prehensile, endopod with a terminal claw. First endopod of P.1 is longer than the entire exopod. Both rami of P.2 in female are 3-segmented, bearing highly plumose setae. P.2 in male with 3-segmented exopod and 2-segmented endopod, bearing highly modified setae. Inner seta absent on the first endopod segment of P.2-P.4. P.5 with endopod bearing 2 stout terminal setae and exopod with 6 setae and spines. P.6 in male bears a long seta flanked by a short plumose spine.


Synonym (s)
Laophonte adduensis Sewell, 1940
Teissierella adduensis Sewell, 1940

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Estuarine, Sandy, Muddy, Coastal

Biogeography


• Lakshadweep, Kavaratti INDIA (Record: 20/02/1983)
• Lakshadweep, Andrott INDIA (Record: 24/02/1983)
• Lakshadweep INDIA (Record: 1991, 1993)
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Andaman and Nicobar Islands, West Bay INDIA (Record: 28/03/1990)
• Tamil Nadu, Chennai INDIA
• Andaman and Nicobar Islands, Sippighat (Lat: 11.5) (Long: 92.6) INDIA
• Andaman and Nicobar Islands, Sippighat (Lat: 11) (Long: 92.75) INDIA
• Andaman and Nicobar Islands, Chidiya Tapu (Lat: 11.5) (Long: 92.6) INDIA
• Andaman and Nicobar Islands, Chidiya Tapu (Lat: 11) (Long: 92.75) INDIA
• Andaman and Nicobar Islands, Bamboo Flat (Lat: 11.5) (Long: 92.6) INDIA
• Andaman and Nicobar Islands, Bamboo Flat (Lat: 11) (Long: 92.75) INDIA
• Andaman and Nicobar Islands, Campbell Bay (Lat: 6.75) (Long: 93.63) INDIA
• Andaman and Nicobar Islands, Campbell Bay (Lat: 7.25) (Long: 93.93) INDIA
• Andaman and Nicobar Islands, Great Nicobar, Bonnington Bay (Lat: 6.75) (Long: 93.63) INDIA
• Andaman and Nicobar Islands, Great Nicobar, Bonnington Bay (Lat: 7.25) (Long: 93.93) INDIA
• Andaman and Nicobar Islands, Junglighat INDIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Rao, GC (1991) Meiofauna State fauna series 2: Fauna of Lakshadweep ZSI, Calcutta 41-135 Available at - NIO, Goa
  • Rao, GC (1993) Littoral meiofauna of Little Andaman Records of the Zoological Survey of India. Occasional paper no. 155 ZSI, Calcutta 120 pp Available at - NIO, Goa
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at - http://tnenvis.nic.in
  • Rao, GC (1986) Meiofauna of the Mangrove sediments in South Andaman Journal of the Andaman Science Association Andaman Science Association, Port Blair 2(2) 23-32 Available at - NIO,Goa
  • Rao, GC (1988) Meiofauna of the intertidal sediments on Great Nicobar Journal of the Andaman Science Association Andaman Science Association, Port Blair 4 (2) 89-100 Available at - NIO, Goa
  • Rao, GC (1989) Ecology of the meiofauna of sand and mud flats around Port Blair Journal of the Andaman Science Association Andaman Science Association, Port Blair 5(2) 99-107 Available at - NIO, Goa

Page last updated on:2011-06-28

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