1881.] THE SKCRETARY ON ADDITIONS TO THE MENAGERIE. 907 



Table II. 



Shoioing the Averages of the Observations recorded in Table I., and 

 the Differences in Temperature between the two sexes. 



Date. 



Male. 



ot: 



June 14 



» 16 



,, 18 



„ 20 



„ 22 



„ 24 



„ 27 



29 

 July 1 



„ 4 



,, 6 



,, 8 



„ 11 



„ 13 



„ 15 



„ 18 



Average, 



^3 



84-9 

 83-2 

 84-3 

 790 

 79-5 

 79-4 

 77-6 

 86-0 

 88-8 

 80-9 

 79-4 

 84-8 

 83-7 

 88-3 

 85-0 



82-98 



o 



87 

 87 

 85 

 88 

 83 

 84 

 85 

 80 

 87' 

 89 

 84 

 82' 

 86' 

 85' 

 89' 

 87' 



Female. 





8603 



84-6 

 84-6 

 83-5 

 83-4 

 80-2 

 80-4 

 82-6 

 86-9 

 86-9 

 82-7 

 79-2 

 81-9 

 86-2 

 88-2 

 85-4 



CD • 



£ to 



84-38 



88-9 

 90-0 

 910 

 90-4 

 89-5 

 88-7 

 87-9 

 88-2 

 91-5 

 90-4 

 88-1 

 85-5 

 86-5 

 89-3 

 91-5 

 87-8 



Difference. 



6' 



89-07 



•3 



1-4 



•8 



4-4 



•7 



1-0 



50 



•9 



1-9 



1-8 



•2 



2-9 



2-5 



■1 



•4 



a 

 ^3 



1-8 

 2-6 

 5-5 

 1-9 

 5-8 

 4-3 

 2-4 

 7-6 

 3-6 

 •5 

 3-4 

 3-0 



3-8 



1-7 



■7 



N.B. The figures in black type point out when the difference of temperature 

 is in faTour of the male. Such cases, it is to be obserred, only occur when the 

 surface-temperature is observed. 



December 13, 1881. 

 Prof. Flower, LL.D., F.R.S., President, in the Chair. 



The Secretary read the following report on the additions made 

 to the Society's Menagerie during the month of November 1881 ; — 



The total number of registered additions to the Society's Mena- 

 gerie during the month of November was 136, of which 46 were by 

 birth, 36 by presentation, 33 by purchase, 15 were received on 

 deposit, and 6 in exchange. TJie total number of departures during 

 the same period, by death and removals, was 101. 



The most remarkable additions during the month of November 

 were as follows : — 



1. Forty-six young Nose-horned Vipers {Vipera nasicornis), pro- 

 ced ali ve by a large female of this Serpent acquired on the 1st of 



l\ 



