Meteorological Observations. 231 



ous above, profoundly ribbed ; ribs about half an inch long, on an 

 ochraceous subraargin ; columella with white folds and narrow, dark 

 brown interstices ; beak bent, umbilicated. 3 8-10 : 1\. 



Oliva. 



0. propatula. Ovate-oblong, slightly gibbous towards the base ; 

 colour pale ochraceous, marked with a few longitudinal zigzag brown 

 lines, and with darker transverse hair-like lines and a few spots ; 

 columella patulous, deeply sulcated inferiorly ; deposit at the base 



carinated in the middle. 2\ : 1 1-10 Proceedings of the Academy 



of Natural Sciences of Philadelphia, vol. iv. p. 155. 



METEOROLOGICAL OBSERVATIONS FOR JULY 1849. 



Chiswick.— 3 uly 1. Very fine. 2. Light clouds: very fine. 3. Cloudy : slight 

 showers. 4. Cloudy : clear at night. 5. Clear : very fine. 6, 7. Very fine. 

 8. Very hot: clear at night. 9. Very fine : cloudless. 10. Dusky haze : clear. 

 11,12. Very fine. 13. Cloudy. 14. Very fine. 15. Overcast. 16. Very fine. 

 17. Cloudy: showery. 18. Very fine: cloudy: heavy shower 5 p.m. : showery. 

 19. Showery. 20. Fine: dense masses of low white clouds : showery. 21. Cloudy: 

 showery. 22. Very fine : overcast. 23. Rain: cloudy. 24. Cloudy: heavy 

 showers in forenoon : excessively heavy rain at night. 25. Fine : cloudy : showers 

 occasionally : heavy showers, with thunder in afternoon. 26. Fine : thunder 

 showers. 27. Overcast : very fine. 28. Very fine: cloudy. 29. Densely over- 

 cast. 30. Fine. 31. Very fine : cloud)'. 



Mean temperature of the month 62°*29 



Mean temperature of July 1848 62-09 



Mean temperature of July for the last twenty-three years ... 63 '23 

 Average amount of rain in July 2*38inches, 



Boston. — July 1 — 6. Fine. 7. Fine : thermometer 81° from 2 p.m. to 6 p.m. 

 8 — 12. Fine. 13 — 16. Cloudy. 17. Cloudy : rain a.m. 18. Cloudy : rain p.m. 

 19. Rain : rain a.m. and p.m. 20. Fine : rain a.m. 21. Fine : rain p.m. 22. 

 Fine. 23. Rain : rain a.m. and p.m., with thunder and lightning. 24, 25. Cloudy : 

 rain a.m. 26 — 28. Fine. 29. Rain : rain a.m. and p.m. 30. Fine. 31. Cloudy. 



Applegarth Manse, Dumfries-shire. — July 1. Fine rain : high wind p.m. 2. 

 Rain during night: cleared and fine. 3. Heavy rain and strong wind. 4. Fine : 

 slight shower. 5. Fine : occasional showers. 6. Complete day of rain. 7. Very 

 heavy rain: high flood. 8. Fine and fair : pleasant air. 9, 10. Fine and fair. 

 11. Very fine summer day. 12. Very warm. 13. Warm, hut cooler from east 

 wind. 14, 15. Warm. 16. Warm, but getting cloudy. 17. Heavy rain at 

 night : clear day. 18. Rain. 19. Showers: occasionally fair and warm. 20. 

 Showers : heavy p.m. 21. Fine and fair. 22. Drizzly: showery. 23. Fine a.m. : 

 showery p.m. 24. Showery. 25. Heavy showers : thunder. 26. Warm : slight 

 shower : thunder. 27. Fair: cloudy: cleared p.m. 28. Fair a.m. : rain p.m. 

 29. Heavy showers. 30. Heavy showers : thunder. 31. Heavy showers, less 

 frequent : thunder. 



Mean temperature of the month 57°0 



Mean temperature of July 1848 56 '5 



Mean temperature of July for twenty- five years 58 *1 



Rain in July for twenty years 3*91 inches. 



Sandwich Manse, Orkney. — July 1. Rain: drizzle. 2. Showers. 3. Rain. 4. 

 Bright: fine. 5. Clear : fine. 6. Cloudy : fine : cloudy. 7. Rain: cloudy: 

 showers : bright. 8, 9. Clear : cloudy. 10. Damp : cloudy. 11. Cloudy : fine. 

 12 — 14. Fine : fog. 15. Cloudy : clear. 16. Bright: rain. 17,18. Bright: 

 cloudy. 19. Clear: damp. 20. Drizzle: cloudy. 21. Drizzle: damp. 22. 

 Fine: drops. 23,24. Cloudy : drizzle. 25. Rain: clear. 26. Bright: damp. 

 27. Bright : showers. 28. Bright: rain. 29. Clear: showers: fine. 30. Clear i 

 fine. 31. Showers. 



