74 MR. T. E. QUNN ON THE 



APPENDIX. 



Sparrow-Hawk {Accipiier nisus). — .f 

 (PI. II. figs. 2''-14=' ; PI. IV. fig. 1.) 



!». Date, January 9th, 1892. Locality, Suffolk. Age 8 to 9 

 months. Both ovaries present, each containing small eggs. 



2^. May 21st, 1894. Suffolk. In second year's plumage. 

 Paired ovaries of equal size, being filled with uniform eggs. 



3^ November 8th, 1900. Norfolk. In second year's plumage, 

 showing both ovaries : eggs small, and uniform in size. 



4^. December 20th, 1906. Derbyshire. Two yeai^s of age. 

 Right and left ovaries nearly equal in size. Right a trifle the 

 larger, both filled with cream-coloured eggs. 



5a. February 1st, 1907. Suffolk. Entering its second year. 

 Both ovaries present, the right being larger, and the ova uniform 

 in size. 



6^ October 3rd, 1908. Suffolk. In its first year's plumage. 

 Two small thin ovaries present. Right larger than left. Eggs 

 very small. 



7^. October 7th, 1908. Norfolk. Fir-st year's plumage. Two 

 ovaries present, right trifle the larger. Eggs small. 



8^ May 7th, 1909. Sufl^blk. In its second year's plumage. 

 Two ovaries with eggs, the right having three eggs, one as large 

 as an ordinary marble, the second about one third its size, and 

 the third about the size of a hempseed. The left ovary contained 

 two as lai'ge as hempseed, the remainder very small. 



9^-* June 9th, 1909. Sufi"olk. Two years old. Two ovaries 

 present, the right being larger and containing one large egg, the 

 remainder very small and presenting three different colours, pale 

 yellow, cream, and black. 



10^ July 7th, 1909. Suflfolk. In second year's plumage. 

 Two ovaries present, the right as large again as the left, both 

 containing small cream-coloured eggs. The full clutch of six 

 nestlings was sent with the parent birds. Of these five wei-e 

 females and one a male ; all five females had well-defined paired 

 ovaries. 



ll^^. May 26th, 1911. Suflfolk, Two ovaries, apparently 

 exhausted, and too decomposed to preserve. 



12^.* May 26th, 1911. Norfolk. Not less than three j-ears old. 

 Both ovaries nearly equally developed. The left oviduct much 

 wider than the right. This bird had laid its full complement of 

 six eggs ; quite fresh Avhen taken by the keeper. 



* Preserved as a museum specimen. 



f 111 the fractions at the head of each species the numerator indicates the number 

 of examples of paired ovaries found, and the denominatoi' the total number fxamined, 



14. 

 i. e. 2(j is interpreted 20 females of A. nisus examined and 14 found with paired 



