| 单词 | suprapygal | 
| 释义 | > as lemmassuprapygal   suprapygal  n. and adj.  Brit.  , U.S.   Zoology 		 (a) n. (in tortoises and turtles) a plate of the carapace located immediately in front of the pygal plate;		 (b) adj. of or relating to such a plate.ΚΠ 1889    H. A. Nicholson  & R. Lydekker Man. Palæontol. 		(ed. 3)	 II. 1086  				While..the nuchal is a cartilage bone, the pygal and suprapygals are of purely dermal origin. 1928    O. P. Hay Further Considerations Shell of Chelys 4  				Völker concedes that the suprapygal bones belong to the thecal skeleton. 2007    P. C. H. Pritchard in  P. T. Plotkin Biol. & Conservation Ridley Sea Turtles iii. 49/2  				The anterior supra-pygal progressively embraces the posterior one. < as lemmas  | 
	
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