Petitia amphophthalma   Siewing  1955 (Marine Worm)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Annelida
Class: Polychaeta
Order:Phyllodocida
Family:Syllidae

Description
Size: Length 1.4 – 1.6 mm and width 0.08 mm.

Minute transparent worms with 12-16 setigerous segments. Prostomium with 2 elongate palps, 3 tentacles and 2 pairs of tentacular cirri. First pair of parapodia with elongate tentacular cirri. Two dark eyes present in juveniles. Parapodia uniramous with finger-like dorsal and ventral cirrus, 1 simple and 7 compound setae bearing terminal blades. Pygidium with 2 anal cirri and a conical anal papilla. Pharynx with an anterior conical tooth. Gizzard with 16-20 transverse rings occupying second and third setigerous segments. Weakly thigmotactic.


Synonym (s)
Petitia amphophthalma Hartman, 1959
Petitia amphophthalma Hartmann-Schroder, 1960
Petitia amphophthalma Siewing, 1955
Petitia anophthalma[Sci] Hartman, 1974

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Sandy, Coastal

Biogeography


• Andaman and Nicobar Islands, Andaman Islands (Lat: 11.12) (Long: 92.82) INDIA
• Lakshadweep, Agatti INDIA (Record: 7/2/1987)
• Lakshadweep, Bangaram INDIA (Record: 10/2/1987)
• Andhra Pradesh, Waltair Coast INDIA (Record: 1966)
• Red Sea (Record: 1966)
• Bay of Bengal INDIA (Record: 1966)
• Andaman and Nicobar Islands, Great Nicobar, Ranganatha Bay (Lat: 6.75) (Long: 93.63) INDIA
• Andaman and Nicobar Islands, Great Nicobar, Ranganatha Bay (Lat: 7.25) (Long: 93.93) 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

Literature Source(s)
  • (2002) Lakshadweep Islands biodiversity strategy and action plan (Version: 3)
  • Wehe, T and Fiege, D (2002) Annotated checklist of the polychaete species of the seas surrounding the Arabian Peninsula: Red Sea, Gulf of Aden, Arabian Sea, Gulf of Oman, Arabian Gulf Fauna of Arabia 19 7-238 Available at - http://www.senckenberg.de/files/content/forschung/abteilung/aquazool/mev2/wehe_&_fiege.pdf
  • Rao, CG (1975) The interstitial fauna in the intertidal sands of Andamans and Nicobar group of islands Journal of the Marine Biological Association of India Marine Biological Association of India 17(1) 116-128 Available at - NIO, RC, Kochi
  • 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 and Ganapati, PN (1966) The interstitial fauna inhabiting the beach sands of Waltair coast Proceedings of the National Institute of Sciences of India 34(2) Available at - http://www.new.dli.ernet.in/rawdataupload/upload/insa/INSA_1/20005b75_82.pdf
  • 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

Page last updated on:2011-06-22

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