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 atnight. 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  ..........ssssseseeeeseseees G2) ON 
Mean temperature of Aug. 1848 ..........sceeeees eevecenaneet 58 °74 
Mean temperature of Aug. for the last twenty-three years 62 *18 
Average amount of rain in August ...... Moleeeesolgasieecinscees 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 
pM 10,11. Cloudy: raine.m. 12. Fine. 13. Cloudy: rain p.m. 14. Cloudy. 
15. Fine. 16. Cloudy. 17. Fine. 18. Cloudy: rain a.m. 19. Fine. 20— 
23. Cloudy. 24—26. Fine. 27—29. Cloudy. SO. Cloudy: rain p.m. 31. Fine. 
Applegarth 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. 920. Fair and fine. 2i. 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: barvest 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 .........+6+. pabusungoconicHodk Se SEF) 
Mean temperature of Aug. 1848 .........sccscecessescecsecsceees ss 
Mean temperature of Aug. for the last twenty-five years ... 57 *1 
Mean rainjin Aug. for twenty years.............0.+-sersorssese 3°60 inches, 
Sandwick Manse, 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. 19. 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. Rain. 26. Bright: showers. 
27. Bright: cloudy. 28. Cloudy: showers. 29. Drizzle: damp. 30. Bright : 
damp. 31. Clear: fine. 
