最終更新日:2022/12/24
The choanal glands of caecilians open at the margin of the choanae, whereas those of salamanders open deep within the choanae at the margin of the olfactory epithelium.
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The choanal glands of caecilians open at the margin of the choanae, whereas those of salamanders open deep within the choanae at the margin of the olfactory epithelium.