ginglymostoma การใช้

Responses of the Southern Stingray ( Dasyatis americana ) and the Nurse Shark ( Ginglymostoma cirratum ) to Permanent Magnets.
These can be tiny and circular, such as found on the nurse shark ( " Ginglymostoma cirratum " ), to extended and slit-like, such as found on the wobbegongs ( Orectolobidae ).
The experiment was repeated with three other juvenile lemon sharks and two other juvenile nurse sharks ( " Ginglymostoma cirratum " ), and care was taken to eliminate all stray metal objects in the testing site.
With a cylindrical body and a broad, flattened head, the tawny nurse shark is quite similar in appearance to the nurse shark ( " Ginglymostoma cirratum " ) of the Atlantic and East Pacific, from which it can be distinguished by its pointed-tipped dorsal fins and narrow, sickle-shaped pectoral fins.
The morphological similarities, " Nebrius " is believed to be the sister genus of " Ginglymostoma ", with both being placed in a clade that also contains the short-tail nurse shark ( " Pseudoginglymostoma brevicaudatum " ), the whale shark ( " Rhincodon typus " ), and the zebra shark ( " Stegostoma fasciatum " ).