Meteorological Observations. 303 



and three carinated lines, the superior one largest, the lower one fine ; 

 colour dark olive-brown. 



Inhabits Savannah River. 



M. symmetrica. Subulate ; whorls 9, slightly convex, with lon- 

 gitudinal, slightly curved, narrow ribs, interrupted near the suture 

 by a revolving granulated line ; ribs on the body whorl not extending 

 as far as the middle ; margin of labrum profoundly rounded ; colour 

 ochraceous and black. 



Inhabits Savannah River. 



Near the apex two or three volutions have a fine, granulated, 

 carinated line. 



METEOROLOGICAL OBSERVATIONS FOR AUG. 1849. 



Chiswick. — August 1. Very fine : clear. 2. Very fine : slight rain. 3. Slight 

 rain : overcast : cold at night. 4. Clear and fine. 5. Fine : cloudy. 6. Cloud- 

 less : very fine. 7. Fine : overcast : rain. 8. Clear : very fine : lightning. 9. 

 Foggy : very fine : heavy showers. 10. Hazy: very fine : clear. 11. Clear: 

 cloudy: rain. 12. Overcast : clear : rain. 13. Showery. 14. Cloudy and fine. 

 15. Very fine. 16. Showery : very clear at night. 17 — 19. Fine. 20. Cloudy. 

 21 — 23. Very fine. 24. Very fine : hazy. 25. Uniformly overcast: very fine. 



26, 27. Very fine. 28. Very fine : slight rain at night. 29. Overcast. 30. 

 Dry haze : rain at night. 31. Hazy : cloudy and fine. 



Mean temperature of the month 62°'9l 



Mean temperature of Aug. 1848 58 '74 



Mean temperature of Aug. for the last twenty-three years 62 *18 

 Average amount of rain in August 2*41 inches. 



Boston. — Aug. 1. Fine. 2. Fine : rain p.m. 3. Cloudy. 4. Fine. 5 — 7. 

 Cloudy. 8. Cloudy : rain early a.m.: thermometer 79° 3 p.m. 9. Fine : rain 

 p.m. 10, 11. Cloudy: rain p.m. 12. Fine. 13. Cloudy: rain p.m. ]4. Cloudy. 

 15. Fine. 16. Cloudy. 17. Fine. 18. Cloudy : rain a.m. 19. Fine. 20 — 

 23. Cloudy. 24— 26. Fine. 27— 29. Cloudy. 30. Cloudy: rain p.m. 31. Fine. 



Applegarlh Manse, Dumfries-shire. — Aug. 1. Fair. 2,3. Fair : a few drops p.m. 

 4. Fair and warm. 5, 6. Fair : warm : cloudy p.m. 7. Frequent showers. 8. 

 Fair and fine : beautiful day. 9. Very warm : thunder: showers. 10. Heavy 

 shower : very warm. 11. Very heavy rain : thunder. 12. Rain: river flooded. 

 13. Heavy rain. 14. Showers a.m. : cloudy p.m. 15. One shower : dull and 

 cloudy. 16. Heavy showers : hail. 17. Wet a.m. : fine : thunder p.m. 18. Fre- 

 quent showers. 19. Fair: calm: cloudy. 20. Fair and fine. 21. Fair, but 

 dull and cloudy. 22. Light drizzling showers. 23. Showers frequent, not 

 heavy. 24. Fair, but cloudy. 25. Shower during night : cleared. 26. Showers 

 a.m. : fine. 27. Fair and bracing: harvest day. 28. Fair, but dull : rain p.m. 

 29. Fair and fine all day. 30. Rain throughout. 31. Fair and fine : dull: 

 cleared. 



Mean temperature of the month 56°*7 



Mean temperature of Aug. 1848 53*7 



Mean temperature of Aug for the last twenty-five years ... 57 *1 



Mean rain in Aug. for twenty years 3*60 inches. 



Sandwich Mar,se,Orkney. — Aug. 1. Drizzle. 2 — 4. Drizzle : showers. 5. Fog : 

 cloudy. 6. Fog. 7. Cloudy. 8. Rain : fog. 9. Hazy : fog. 10. Hazy, 

 cloudy. 11. Cloudy : rain. 12. Clear : clear, aurora. 13. Bright : clear. 14. 

 Drizzle : rain. 15. Clear. 16. Bright : cloudy. 17. Showers. 18. Bright: 

 cloudy a.m. 19. Damp: cloudy. 20. Drizzle: damp. 21. Rain : fine. 22. 

 Rain: clear. 23. Clear. 24. Clear : cloudy. 25. Bain. 26. Bright : showers. 



27. Bright : cloudy. 28. Cloudy : showers. 29. Drizzle : damp. 30. Bright : 

 damp. 31. Clear : fine. 



