Rhinoptera adspersa   Muller & Henle,  1841 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Elasmobranchii
Order:Rajiformes
Family:Myliobatidae

Image copyrights: FAO

Description
Max length : 99.0 cm TL

Color: Greenish brown above, becoming lighter at edges of disc; lower surface whitish.

Head broad and prominent, its anterior profile deeply concave, with a soft bilobed subrostral fin on its lower surface. Eyes and spiracles laterally situated. Disc falcate, deep dorsoventrally, twice as broad as long. Mouth wide, with numerous papillae covering lower lip; a wide nasal curtain with strongly fimbriated posterior margin overlaps mouth. Teeth in a dental plate of 9 transverse rows in upper jaw and 7 transverse rows in lower jaw. Tail long, whip-like, with a strong serrated spine. Dorsal fin small, situated at base of tail above inner edge of pelvic fins. Upper surface of disc rough with fine stellate tubercles.

Dioecious, internal (oviduct) fertilization, internal live bearers. Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialized structures.


Synonym (s)
Rhinoptera adspersa Muller & Henle 1841
(Senior synonym)

Common Name (s)
• Rough Cowray (English)
• Kurive Tiriki (Tamil)
• Motta Tiriki (Tamil)
• Muthra thirukkai
• Rough Cow Ray (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries)

Ecology
Habitat:  Bentho Pelagic

Biogeography


• Tamil Nadu, Chennai Coast INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• INDIA
• SRI LANKA
• PAKISTAN
• MALAYSIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • 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
  • Dr. Ramesh, R; Dr. Nammalwar, P and Dr. Gowri, VS (2008) Database on coastal information of Tamil Nadu Report Submitted to Environmental Information System (ENVIS) Centre, Department of Environment, Government of Tamil Nadu Institute for Ocean Management, Anna University, Chennai, Tamil Nadu. Available at - http://tnenvis.nic.in/PDF/coastal%20data.pdf
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Dr. Kumaraguru, AK (2000) Studies on socioeconomics of Coral Reef resource users in the Gulf of Mannar coast, South India Centre for Marine and Coastal studies School of Energy, Environment and Natural Resources Madurai Kamaraj University, Madurai, India Available at - http://planningcommission.nic.in/reports/sereport/ser/stdy_coral.pdf
  • Pillai, PKM and Augustine, SK (2000) A code list of common marine living resources of the Indian seas CMFRI Special Publication No.12 CMFRI 1-115 Available at - eprints.cmfri.org.in/3975/1/Special_Publication_No_12_Revised.pdf

Page last updated on:2011-10-11

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