| 单词 | sea top | 
| 释义 | > as lemmassea top  2.  A marine gastropod having a short conical shell; any species of the genus  Trochus or family  Trochidæ; a top-shell. In earliest use,  sea top. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > 			[noun]		 > superorder Branchifera > order Prosobranchiata > section Holostomata > family Trochidae > member of genus Trochus topa1682 whirl1708 shuttle1750 trochus1753 trochoid1839 silver buckie?1841 trochid1861 a1682    Sir T. Browne Acct. Fishes Norfolk in  Wks. 		(1835)	 IV. 332  				Also trochi, trochili, or sea tops, finely variegated and pearly. 1856    P. H. Gosse Man. Marine Zool. II. 118  				Trochus (Linn.) Top. Shell pyramidal, nearly flat at the base. 1857    J. G. Wood Common Objects Sea Shore 25  				Little shells, called Tops from their form... One of the most beautiful of these shells, the Livid Top (Trochus ziziphinus). < as lemmas | 
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