Meteorological Observations. 239 



form, and of these I have the flies before me. They belong to the 

 genus Sarcophaga, and are either the S. ruralis or S. latifrons, 

 Fallen*. 



Dr. Schnee adds, that he has met with similar but smaller larvae in 

 the nose of a Jewess, who experienced indescribable pain in that 

 part ; he was unable, however, to extract them uninjured, so that 

 they did not attain the pupa state. 



According to Ruthef, the larva of Sarcophaga latifrons has 

 repeatedly been extracted from ulcers of the ear. — Archiv fiir Natur- 

 geschichte, xix. p. 282. 



METEOROLOGICAL OBSERVATIONS FOR JULY 1854. 



Chiswick. — July 1. Heavy rain : overcast. 2. Very fine : slight rain. 3. Slight 

 rain : fine. 4. Densely clouded. 5. Showery. 6. Very fine : heavy showers. 

 7. Overcast : heavy showers. 8. Rain : very fine : clear.' 9. Very fine : cloudy. 

 10. Showery: heavy rain at night. 11. Cloudy. 12. Drizzly : densely overcast. 

 13. Very fine. 14. Overcast : clear. 15. Densely clouded : very fine. 16. Very 

 fine. 17. Rain : very fine. 18 — 21. Very fine : air very dry. 22. Quite cloud- 

 less. 23. Clear and calm. 24. Sultry : lightning at night. 25. Very hot : light- 

 ning at night. 26. Slight haze : cloudy: rain. 27. Easterly haze : rain. 28. 

 Clear and fine. 29. Slight fog : cloudy. 30. Very fine : thunder-storm 2 to 5 p.m. 

 31. Uniformly overcast : heavy thunder clouds. 



Mean temperature of the month 61 0- 59 



Mean temperature of July 1853 61 *94 



Mean temperature of July for the last twenty-eight years... 63 *17 



Average amount of rain in July 2 - 42 inches. 



Boston. — July 1. Cloudy : rain a.m. 2. Cloudy. 3. Cloudy : rain p.m. 4. 

 Fine : rain p.m. 5. Fine. 6, 7. Cloudy. 8. Cloudy : rain a.m. 9. Cloudy. 

 10. Cloudy: rain a.m. and p.m. 11. Cloudy. 12. Rain a.m. and p.m. 13. 

 Cloudy. 14, 15. Cloudy: rain a.m. and p.m. 16. Fine. 17. Cloudy: rain a.m. 

 and p.m. 18. Cloudy : rain a.m. 19, 20. Cloudv. 21. Fine : thermometer 84° 

 5 p.m. 22— 24. Fine. 25— 29. Cloudy. 30." Fine. 31. Cloudy: rain a.m. 

 and p.m. 



Sandwick Manse, Orkney. — July 1. Cloudy a.m. and p.m. 2. Cloudy a.m. : 

 showers p.m. 3. Cloudy a.m. : rain p.m. 4. Rain a.m. : fog p.m. 5. Cloudy a.m. : 

 hazy p.m. 6. Bright a.m. : rain p.m. 7. Clear a.m. : clear, fine p.m. 8. Bright, 

 fine a.m. : cloudy p.m. 9. Drizzle a.m. : cloudy p.m. 10. Bright a.m. : cloudy 

 p.m. 11. Cloudy a.m. and p.m. 12. Drizzle a.m. and p.m. 13. Rain a.m. : 

 damp p.m. 14. Damp a.m. and p.m. 15. Rain a.m. : clear, fine p.m. 16. Cloudy 

 a.m. : cloudy, fine p.m. 17. Damp a.m. : clear, fine p.m. 18. Clear, fine a.m. : 

 fine, fog p.m. 19. Hazy a.m. : cloudy p.m. 20, 21. Clear, fine a.m. and p.m. 

 22. Showers a.m. : clear p.m. 23, 24. Cloudy a.m. and p.m. 25. Drizzle a.m. : 

 cloudy p.m. 26. Showers a.m. : clear, fine p.m. 27. Clear a.m. : cloudy, fine p.m. 

 28. Clear, fine a.m. and p.m. 29. Clear, fine a.m. : cloudy, fine p.m. 30. Cloudy 

 a.m. : fog p.m. 31. Fog a.m. and p.m. 



Mean temperature of July for twenty-seven previous years . 55 o, 08 



Mea.i temperature of this month 55 - 25 



Mean temperature of July 1853 58*15 



Average quantity of rain in July for fourteen previous years . 2 40 inches. 



* Dr. Grube states that he is unable to determine to which of these spe- 

 cies his specimens belong, but gives a detailed description of them, with 

 some critical remarks on the descriptions of other authors. 



t Troschel and Ruthe, ' Handb. der Zoologie.' 



