| 单词 | bonnethead | 
| 释义 | > as lemmasbonnethead   bonnethead  n. (more fully  bonnethead shark) a small hammerhead shark,  Sphyrna tiburo, found mainly in the western Atlantic and having a relatively narrow, rounded head.Also called shovel head. ΚΠ 1879    Proc. U.S. National Mus. 1878 1 387  				Reniceps tiburo..Shovel-headed Shark, Bonnet-head. 1985    A. Wheeler World Encycl. Fishes 336/1  				The bonnethead shark differs from the other hammerhead sharks by virtue of the smoothly rounded front of its narrow hammer head. 2013    N.Y. Mag. 28 Jan. 77/2 		(advt.)	  				Grab front-row seats to see the newly installed 2,500-gallon shark tank housing a blacktip and a bonnethead. < as lemmas  | 
	
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