10 



ARTHUR DENDY. 



List of Embryos obtained, classified in Stages and 



arranged in Chronological Order, 



Stages. 



Dates. 



End of January, 1897 . . Q . 



„ July, 1897 . . R . 



(Removed from female 



on November 1st, 1897) (Ready for laying) 

 November 22nd, 1897 . . C . 



December 9tb, 1897 



40, 42, 



December 10th, 1897 



December IGth, 1897 



December 27th, 1897 . 



(Died between Nov. 12th, 1897, 

 and middle of January, 1898) 

 January 3rd, 1898 



January 6th, 1898 



January 10th, 1898 



January 25th, 1898 



March 8th, 1898 

 March 9th, 1898 

 March 12th, 1898 

 March 14th, 1898 

 April 5th, 1898 . 

 May 12t,h, 1898 . 

 June 14tii, 1898 . 

 June 24th, 1898 . 



138, 139, 



NUMBEKS. 

 . 1 



2, 3, 4 



(28 to 37) 



5,6,7,8,9 



. 58 



56, 64 



. 61 



59 



43, 44, 46, 60, 62, 63 

 38, 39, 41 

 . 72 

 14 ?, 73, 74, 75 

 . 45 

 . 78 



48, 79 



49, 80 

 . 47 



50, 82, 84 

 . 81 



149, 150 



. 51 



93, 94, 95, 96, 97 



89, 90 



arrived dead) 



. 92 



. 103 



87,106? 



141, 142 



. 143 



144, 145, 146 



147, 148 



151 to 158 



159, 160, 161 



169, 170 



. 162 



140 (all 



I think that a careful examination of the foregoing table, 

 taken in conjunction with the observations of Mr. Henaghan 

 already quoted, establishes satisfactorily the following conclu- 

 sions : 



(1) On Stephens Island the Tuataras lay their eggs in 

 November, and probably only at about this time. 



(2) The eggs take about thirteen months to develop, during 



