CONTENTS— {contin iLed) . 



January 25, 1877. 



PAGE 



I. Description of tlie Living and Extinct Races of Gigantic Land-Tortoises. — 

 Parts III. and IV, The Saces of the Aldabra Group and Mascarene 

 Islands. (Conclusion.) By Dr. A-LBEEt GdXTHEE, F.R.3 506 



11. On certain Definite Integrals. By W. H. L. Eussell, E.E.S 507 



List of Presents . 510 



EERATA IN VOL. XXIV. 



Page 353, line 7,/o/* surface read vapour. 

 5, ., J, 15,ybr persistence read substance. 



CATALOGUE OF SCIENTIFIC PAPEES. 

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