any gland or gland-like structure of the rectum; esp. (a) Zoology a finger-shaped gland in cartilaginous fishes that secretes sodium chloride; (b)…
单词 | θ36642 |
释义 | the world > animals > fish > superclass Agnatha > [noun] > class Chondrichthyes > member of > parts of (2) rectal gland1871 any gland or gland-like structure of the rectum; esp. (a) Zoology a finger-shaped gland in cartilaginous fishes that secretes sodium chloride; (b)… ampulla of Lorenzini1898 each of numerous sensory structures in the head of some fish, esp. elasmobranchs, consisting of small sacs sensitive to electric fields and… |
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