class Chondrichthyes Craniata,subphylum Craniata,subphylum Vertebrata,Vertebrata- fishes; amphibians; reptiles; birds; mammals cartilaginous fish,chondrichthian- fishes in which the skeleton may be calcified but not ossified Holocephali,subclass Holocephali- chimaeras and extinct forms ...
fish (fɪʃ) n, pl fish or fishes 1. (Animals) a. any of a large group of cold-blooded aquatic vertebrates having jaws, gills, and usually fins and a skin covered in scales: includes the sharks and rays (class Chondrichthyes: cartilaginous fishes) and the teleosts, lungfish, etc...
Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar Board, Rajasthan Board, MP Board, Telangana Board etc ...
fish, in zoology fish, limbless aquatic vertebrate animal with fins and internal gills. Traditionally the living fish have been divided into three class: the primitive jawless fishes, or Agnatha; the cartilaginous (sharklike) fishes, or Chondrichthyes; and the bony fishes, or Osteichthyes. These...
We show that cartilaginous fish retain an archetypal NR gene repertoire, similar to that of mammals and coincident with the two rounds of whole genome duplication that occurred in the gnathostome ancestor. Furthermore, novel gene members of the non-canonical NR0B receptors were found in the ...
"Well," I said, "these are real devilfish caverns,and I wouldn't be surprised to see some of those monsters hereabouts." "What!" Conseil put in. "Squid, ordinary squid fromthe class Cephalopoda?" "No," I said, "devilfish of large dimensions. Butfriend Land is no doubt mistaken, bec...
Stretch, spread toes, and then YAWN, with a fine cartilaginous crackle. Right: off I trot. The town tonight smells like a wet bandage.So I missed the round-up, did I? That might actually be a little bit of a problem. It’s been chaos around here with Holiday gone. Fox on fox, ...
cant fight it dont tr cant get better cant get you out of m cant give you are hap cant help but cant let go cant no high toned wo cant resist and dont cant see at all cant stop it cant sto cant stop the beat cant take that awayma cant wait for tomorro cant you escort him o...
These are exclusivecurrents that can be identified by their temperature and color, the mostremarkable being the one called the Gulf Stream. Science has defined the globalpaths of five chief currents: one in the north Atlantic, a second in the southAtlantic, a third in the north Pacific, a ...
Sharks are large, often predatory, cartilaginous fishes, distinct for their skeleton, while fish is a broad term for aquatic vertebrates, including sharks.