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单词 sea hare
释义

sea hare


sea hare

n. Any of various small marine gastropod mollusks having projections on the head that resemble rabbit ears.

sea hare

n (Animals) any of various marine gastropods of the order Aplysiomorpha (or Anaspidea), esp Aplysia punctata, having a soft body with an internal shell and two pairs of earlike tentacles

sea′ hare`


n. any sluglike marine gastropod mollusk, genus Aplysia, having a pair of tentacles resembling rabbit ears. [1585–95]
Thesaurus
Noun1.sea hare - naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentaclessea hare - naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentaclesAplysia punctatagastropod, univalve - a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyesAplysia, genus Aplysia, genus Tethus, Tethys - type genus of the family Aplysiidae

Sea Hare


Sea Hare

 

any one marine gastropod mollusk of the genus Aplysia of the subclass Opisthobranchiata. Body length, up to 40 cm. There are two pairs of cephalic tentacles; the posterior tentacles

Table 1. Major seas
Name and typeArea (sq km)Greatest depth (m)
1Classified as seas on the basis of hydrological conditions
PACIFIC OCEAN
Coral Sea (semienclosed)...............4,791,0009,140
South China Sea (semienclosed)............3,447,0005,245
Bering Sea (semienclosed)................2,304,0004,191
Sea of Okhotsk (semienclosed).............1,583,0003,372
Sea of Japan (semienclosed).............978,0003,669
East China Sea (semienclosed)...............752,0002,717
Banda Sea (interisland).................695,0007,440
Java Sea (interisland)..................480,00054
Celebes Sea (interisland)................435,0005,842
Sulu Sea (interisland)..................348,0005,094
ATLANTIC OCEAN
Caribbean Sea (semienclosed).............2,754,0007,680
Mediterrean Sea (inland)...............2,500,0005,121
Gulf of Mexico1 (semienclosed)............1,543,0005,203
Hudson Bay1 (inland)....................819,000301
North Sea (marginal).....................544,000238
Black Sea (inland)......................420,3002,211
Baltic Sea (inland) ........................386,000459
Sea of Azov (inland).......................38,00014
INDIAN OCEAN
Arabian Sea (semienclosed)................3,683,0005,203
Arafura Sea (marginal)..................1,037,0003,680
Red Sea (inland).........................450,0002,811
Sea of Timor (marginal)................615,0003,310
ARCTIC OCEAN
Barents Sea (marginal)....................1,405,000600
Norwegian Sea (marginal)..................1,383,0003,921
Greenland Sea (marginal).................1,205,0004,846
East Siberian Sea (marginal)..................936,000155
Kara Sea (marginal) .......................880,000620
Baffin Bay1 (semienclosed)................689,0002,136
Laptev Sea (marginal).....................700,0003,385
Chukchi Sea (marginal)..................582,000160
Beaufort Sea (marginal)................476,0004,683
White Sea (internal)....................90,000330

resemble hare’s ears. A mantle covers the thin lamellar shell. Glands in the mantle cavity secrete a poisonous pigmented fluid. The foot has lateral flaps, which serve for swimming. There are approximately 35 species. Sea hares are herbivorous and live mainly in tropical seas. Their large nerve cells are used in neuro-physiological research.

sea hare


  • noun

Synonyms for sea hare

noun naked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentacles

Synonyms

  • Aplysia punctata

Related Words

  • gastropod
  • univalve
  • Aplysia
  • genus Aplysia
  • genus Tethus
  • Tethys
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