 | 1838
...the base, or at the side, or at the point of the tentacle; and sometimes these organs are altogether wanting. The position, the structure, and the nature of the respiratory organs vary, and afford grounds for dividing the animals into many families ; but they never have any other than a single... | |
 | Encyclopedias and dictionaries - 1838
...the base, or at the side, or at the point of the tentacle : and sometimes these organs are altogether wanting. The position, the structure, and the nature of the respiratory organs vary, and afford grounds for dividing the animals into many families ; but they never have any other than a single... | |
 | Encyclopedias and dictionaries - 1838
...the base, or at the side, or at (he point of the tentacle; and sometimes these organs are altogether wanting. The position, the structure, and the nature of the respiratory organs vary, and afford grounds for dividing the animals into many families ; but they never have any other than a single... | |
 | Society for the diffusion of useful knowledge - 1838
...the base, or at the side, or at the point of the tentacle; and sometimes these organs are altugether wanting. The position, the structure, and the nature of the respiratory organs vary, and afford grounds fa dividing the animals into many families ; hut they never hive any other than a single... | |
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