...of the group under consideration, I claim no other merit on this point for my colleagues de Verneuil and von Keyserling, and myself, than that of having...* Permian ' to embrace in one natural series those snbformations for which no collective name had been adopted. Independently, therefore, of the reasons...

...of the group under consideration, I claim no other merit on this point for my colleagues de Verneuil and von Keyserling and myself, than that of having...Permian" will be maintained in geological classification. * In my last edition of " Siluria" I have spoken of the Permian as the Upper, most Faleeozoic grovp,...

...of the group under consideration, I claim no other merit on this point for my colleagues de Verneuil and von Keyserling, and myself, than that of having propounded twenty years ago the name of” Perniian” to embrace in one natural series those subformations for which no collective name had been...

...of the group under consideration, I claim no other merit on this point for my colleagues do Verneuil and von Keyserling, and myself, than that of having..." will be maintained in geological classification. London : BelgraYO Square. Nov. SO, 1861. X. Notices respecting New Books. Euclid's Elements of Geometry,...

...Dyas," Mr. Murchison adds : — "I claim no other merit on this point for my colleagues de Verneuil and Von Keyserling, and myself, than that of having...subformations for which no collective name had been adopted. I trust that, in accordance with those rules of priority which guide naturalists, the word " Permian...