OF ARTS AND SCIENCES. O 



which have been found in the United States, and which are 

 much more numerous than is generally supposed. He show- 

 ed nearly perfect sculls of four distinct species, belonging to 

 three different genera, and various parts of three more species. 

 Of these seven species, six belong to the family of Zeuglo- 

 donts, and one to that of the true Dolphins. They were all 

 found in the lower tertiary deposits of the Southern States. 

 The new types described by Professor Agassiz were discovered 

 by Mr. Holmes of Charleston, South Carolina, and by Mr. 

 Markoe of Washington. It is intended to publish extensive 

 illustrations of all these fossils. 



Professor Gray, from the Publishing Committee, announced 

 that a new volume of Memoirs was nearly ready for distribu- 

 tion, and proposed that a committee should be appointed to fix 

 some general rules for the disposition of the publications of 

 the Academy. Messrs. Everett, Felton, Gray, Sparks, Agassiz, 

 Walker, and Gould were appointed a committee for this pur- 

 pose. 



Three hundred and eleventh meeting. 



November 8, 1848. — (Quarterly Meeting. 



The President in the chair. 



Mr. Everett, from the committee appointed at the last 

 meeting on the discovery of the eighth satellite of Saturn, 

 and on a name suitable to be given to it, read a detailed report, 

 which was referred to the Committee of Publication for the 

 purpose of having it appended to the third volume of Me- 

 moirs about to be issued [where it has been printed in full]. 



Professor Gray presented a Memoir, entitled "Plantas Fend- 

 lerianas Novi-Mexicanae : an Account of a Collection of Plants 

 made chiefly in the Vicinity of Santa Fe, New Mexico, by 

 Augustus Fendler ; with Descriptions of the New Species, 

 Critical Remarks, and Characters of other undescribed or little 

 known Plants from surrounding Regions " ; and made some 

 general observations on the characteristics of the vegetation 

 of New Mexico, now first brought to the notice of botanists. 



