. Birds of other lands, reptiles, fishes, jointed animals and lower forms; . be out of place in so short a speaking, then, the sharks are cartilaginous fishes, having the upper lobe of the tail larger than the lower, a shovel-shaped snout, and the crescent-shaped mouth beneath the head. Another peculiar feature of the group is the presence of breathing-spiracles behind the eyes; while the latter have a manner of blinkingnot foimd in other fishes. Ofthe teeth, which difter instructure from those of otherkinds of fishes, there areseveral rows. The gill-open-ings are lateral
. Birds of other lands, reptiles, fishes, jointed animals and lower forms; . be out of place in so short a speaking, then, the sharks are cartilaginous fishes, having the upper lobe of the tail larger than the lower, a shovel-shaped snout, and the crescent-shaped mouth beneath the head. Another peculiar feature of the group is the presence of breathing-spiracles behind the eyes; while the latter have a manner of blinkingnot foimd in other fishes. Ofthe teeth, which difter instructure from those of otherkinds of fishes, there areseveral rows. The gill-open-ings are lateral, and usuallynumber five, though onespecies has six and anotherseven. With the exceptionof the afore-mentioned B.\SK-ING-SH.\RK and the PoRTJackson Shark, which thewriter met with in Australia,I they are all more or lessdangerous; and when of in- • sufficient size to be harmful rhM by A. s. Kudiani &• s>n, to vwAW, do grcat damage INDIAN STING-RAY among the lines and nets of The tail is armed tvith a foiuerful foison-spine the fishermen. Indeed, the 18.
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Keywords: ., bookcentury1900, bookdecad, booksubjectfishes, booksubjectzoology
