| 单词 |
midlittoral |
| 释义 |
midlittoral, a. and n. Ecol.|mɪdˈlɪtərəl|
[f. mid a. + littoral a. and n.]
A. adj. Designating that zone on the sea-shore which is both covered and uncovered by the neap tides.
B. n. The zone so delimited.
1948Austral. Jrnl. Sci. Res. B. I. 196 (heading) The mid- and upper-littoral. 1949T. A. & A. Stephenson in Jrnl. Ecol. XXXVII. 298 The most difficult zone to rename is the Balanoid. This is the middle zone on the shore... On the whole we favour the name midlittoral zone as being in keeping with the other terms proposed. Ibid., The word midlittoral is less common, though it has been used by Dakin et al. (1948) in their recent account of the New South Wales Coast, even if not as an exact equivalent of our Balanoid zone. 1967Oceanogr. & Marine Biol. V. 469 The lowest levels of the midlittoral. 1970R. C. Newell Biol. Intertidal Animals i. 2 The second zone recognised by Stephenson and Stephenson (1949) is the midlittoral zone, characterized by barnacles and limpets. 1974Encycl. Brit. Macropædia IV. 804/1 The midlittoral of sand and mud shores is usually inhabited by several types of polychaete worms, the most typical being lug-worms. |
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