524 MAC 



2. Observations on Beudanfs Travels in Hungary. Sill. Amer. 

 Journ. VII. 2, p. 255. 



3. Remarks on the Theory of a Central Heat in the Earth, and on 

 other Geological Theories. Sill. Amer. Journ. XV. 2, p. 384. 



4. Remarks on the Igneous Theory of the Earth. Sill. Amer. 

 Journ. XVI. 2, p. 351. 



5. Hints on some of the Outlines of Geological Arrangement, with 

 particular reference to the System of Werner. Sill. Amer. 

 Journ. I. 3, p. 209. 



6. Miscellaneous Remarks on the Systematic Arrangement of Rocks. 

 Sill. Amer. Journ. VII. 2, p. 261. 



7. Geological Systems. Geological Maps. Chatoyant Feldspath. 

 (Extracts of Letters.) Sill Am. Journ. 1825, IX. 2, p. 253. 

 Feruss. Bull. 1826, VIII. p. 325. 



8. Some speculative Conjectures on the probable Changes that may 

 have taken place in the Geology of the Continent of N. America, 

 East of the Stony Mount. Sill. Amer. Journ. VI. 1, p. 98. 



9. Observations on the Geology of the United States of America ; 

 with some Remarks on the Effect produced on the Nature and 

 Fertility of Soils by the Decomposition of the different classes of 

 Rocks. Philad. 1817, 8. Cat. Roy. Soc. Lond. 



10. Geological Remarks relating to Mexico, etc. Sill. Am. Journ. 

 XX. 2, p. 406. 



11. On the Geology of the United States of North America. Trans. 

 Am. Phil. Soc. VI. p. 411 ; ser. 2, I. p. 1 Leonh. Tasch. 1826, 



1. p. 124. 



12. Geologische Beobachtungen in den Vereinigten Staaten. J. de 

 Phys. LXIX, p. 204. Leonh. Tasch. 1816, I. p. 199. 



13. Von der Uebergangs-Formation. J. de Phys. LXXII. p. 143. 

 Leonh. Tasch. 1815, II. p. 462. 



MACMURDO (Capt.). 



1. On the Earthquake which occurred in India in June 1819. 

 Edinb. Phil. Journ. IV. p. 106. 



MACONOCHIE (Capt.). 



1. On the Physical Character and Geology of Norfolk Island. 

 Rep. Brit. Assoc. 1844, Sect. p. 57. 



MACPHERSON (S. Charters). 

 1. On the Geology of the Indian Peninsula Asiat. Res. XVIII. 



2, p. 115. Feruss. Bull. 1830, XX. p. 56. 



MACQUART (J.). 



1 . Histoire naturelle des Insectes Dipteres ; ouvrage faisant suite a 

 Buffon. Paris, 1834-1835, 2 vols. 8. fig Ann. Soc. Ent. Fr. 

 IV. p. XLIX Wiegm. Arch. 1835, II. p. 62. 



2. Insectes Dipteres du Nord de la France. Lille, 1825-29, 5 vols. 

 4 part. 8. fig. Feruss. Bull. 1827, X. p. 185 ; XI. p. 160; 1828, 

 XV. p. 204; 1829, XIX. p. 404. 



3. Monographic des Insectes Dipteres de la famille des Empydes, 



