. The Canadian record of science. Natural history. No. 1. Diplotheca hyattiana var. caudata,^, with larval tube or '.prosiphon. No. 2. Camerotlieca daniana with larval tube and septa above. No. 3. Camerotheca gracilis (immature). a. is the larval region or space, having a thin flexible tube '•with diaphragms. b. is the septate region, with thicker shell and septa sometimes -calcified. c. is the body-cavity or chamber of habitation. VII. Meteorological Observations for 1884. Br C. H. McLeod. The table on the succeeding page is an abstract of the meteor- ological observations made in 1884 at the
. The Canadian record of science. Natural history. No. 1. Diplotheca hyattiana var. caudata,^, with larval tube or '.prosiphon. No. 2. Camerotlieca daniana with larval tube and septa above. No. 3. Camerotheca gracilis (immature). a. is the larval region or space, having a thin flexible tube '•with diaphragms. b. is the septate region, with thicker shell and septa sometimes -calcified. c. is the body-cavity or chamber of habitation. VII. Meteorological Observations for 1884. Br C. H. McLeod. The table on the succeeding page is an abstract of the meteor- ological observations made in 1884 at the McGill College Observ- atory, Montreal. The Observatory is situated at the height of 187 feet above the level of the sea. The greatest heat was on August 21st; greatest cold was below zero on Dec. 20th; extreme range of temperature was therefore 114 ° .5. Greatest range of the thermometer on one day was on May 2nd ; least range was on Nov. 28th. The warmest day was Aug. 21st, the mean temperature being The coldest day was Dec. 20th, mean temperature below ^ero. The highest barometer reading was on January 27th, the lowest on January 9th, giving a range of for the month and year. The lowest relative humidity was. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Natural History Society of Montreal. Montreal, Natural History Society
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