...hypothesis of the Continuous CHAIN. ' May we expect,' says Rymer Jones, 'as we advance from the lower types of organization to such as are more perfect,...slight examination will convince us to the contrary.'* Vertebrates unquestionably stand at the head of the animal kingdom, man, considered zoologically, being...

...itself in this place which requires consideration : — May we expect, as we advance from the lower types of organization to such as are more perfect,...insensibly into that which follows it ? A very slight investigation of this matter will convince us of the contrary. Each group, in fact, will be found to...

...which requires consideration : — May we expect, as we advance from the lower types of organisation to such as are more perfect, to be led on through...insensibly into that which follows it ? A very slight investigation of this matter will convince us of the contrary. Each group, in fact, will be found to...

...to certify. ' May we expect," says Rymer Jones, ' an we advance from the lower types of organisation to such as are more perfect, to be led on through an unbroken and continuous aerie* of creatures, gradually rising in importance and complexity of structure, ench succeeding tribe...

...centuries sufficient to certify. "May we expect," says Rymer Jones, " as we advance from the lower types of organization to such as are more perfect,...series of creatures, gradually rising in importance * The vermiform filaments contained in the antheridia of Charas, Mosses, and other cryptogamous plants,...

...centuries sufficient to certify. ' May we expect,' says Rymer Jones, ' as we advance from the lower types of organization to such as are more perfect,...merging insensibly into that which follows it ? A * The vermiform filaments contained in the antheridia of Charas, Mosses, and other cryptogamous plants,...