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Senin, 07 Januari 2013

25 SPESIES IKAN PARI AIR TAWAR

River stingrays
Ocellate river stingray, Potamotrygon motoro
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Myliobatiformes
Family: Potamotrygonidae
Garman, 1877
Genera
Heliotrygon
Paratrygon
Plesiotrygon
Potamotrygon
25 SPECIES OF FAMILY POTAMOTRYGONIDAE (RIVER STINGRAYS)



  1. Heliotrygon gomesi (Gomes’s round ray).
  • Distribution : South America
  • Max. Length (cm) : 13.5 WD 
  2. Heliotrygon rosai (Rosa’s round ray).
  • Distribution : South America
  • Max. Length (cm) : 80 WD
  3. Paratrygon ajereba (Discus ray).
  • Distribution : South America
  • Max. Length (cm) : 13.5 WD 

  4. Plesiotrygon iwamae (Long-tailed river stingray).  
  • Distribution : South America
  • Max. Length (cm) : 58 WD
  
  5. Plesiotrygon nana (black-tailed antenna ray).
  • Distribution : South America
  • Max. Length (cm) : 24.7 WD
  6. Potamotrygon boesemani (Emperor ray).
  • Distribution : South America
  • Max. Length (cm) :  42.7 WD
  7. Potamotrygon brachyura (Short-tailed river stingray).  
  • Distribution : South America
  • Max. Length (cm) :  95 WD

  8. Potamotrygon constellata (Thorny river stingray). 
  • Distribution : South America
  • Max. Length (cm) : 62 WD

 9. Potamotrygon falkneri (Largespot river stingray).  
  • Distribution : South America
  • Max. Length (cm) : 60 WD


10. Potamotrygon henlei (Bigtooth river stingray).
  • Distribution : South America
  • Max. Length (cm) :  45 WD

11. Potamotrygon humerosa (-). 
  • Distribution : South America
  • Max. Length (cm) : - WD

12. Potamotrygon hystrix (Porcupine river stingray).
  • Distribution : South America
  • Max. Length (cm) : 40 WD 

13. Potamotrygon leopoldi (Polka Dot Ray/White-blotched river stingray).
  • Distribution : South America
  • Max. Length (cm) : 40 WD 

14. Potamotrygon magdalenae (Magdalena river stingray).
  • Distribution : South America
  • Max. Length (cm) : 35 WD 

     

15. Potamotrygon marinae (-).
  • Distribution : South America
  • Max. Length (cm) : - WD 

16. Potamotrygon motoro (South American freshwater stingray).
  • Distribution : South America
  • Max. Length (cm) : 50 WD 

17. Potamotrygon ocellata (Red-blotched river stingray).
  • Distribution : South America
  • Max. Length (cm) : 20 WD 

18. Potamotrygon orbignyi (Smooth back river stingray/aka reticulatus, reticulata).
  • Distribution : South America
  • Max. Length (cm) : 35 WD 

19. Potamotrygon schroederi (Rosette river stingray/Flower Stingray).
  • Distribution : South America
  • Max. Length (cm) : 60 WD
 
20. Potamotrygon schuhmacheri (-).
  • Distribution : South America
  • Max. Length (cm) : 25 WD 

21. Potamotrygon scobina (Raspy river stingray). 
  • Distribution : South America
  • Max. Length (cm) : 45 WD 

22. Potamotrygon signata (Parnaiba river stingray). 
  • Distribution : South America
  • Max. Length (cm) : 30 WD  
 
23. Potamotrygon tatianae (-). 
  • Distribution : South America
  • Max. Length (cm) : 34.8 WD

24. Potamotrygon tigrina (Tiger ray/Μenchacai). 
  • Distribution : South America
  • Max. Length (cm) : - WD 

25. Potamotrygon yepezi (Maracaibo river stingray).
  • Distribution : South America
  • Max. Length (cm) : 40 WD 

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