78 MR, T, E. GUNN ON THE 



This bird bad partly assumed the pbimage of the male with its 

 black breast and forked tail, the rest of the plumage being a 

 mixture of black cock and grey hen. 



Two ovaries present and equally developed, the left slightly 

 ovei-lapping the uppei- pai-t of the right ovary ; both contained eggs 

 of uniform size. 



Bewick's Swan {Gygnus heivicld). -■ 



(PL III. fig. 11.) 



P. January 5th, 1900. Scotland. Adult. It possessed two 

 ovaries ; one placed in front and nearly covering the other. The 

 front and larger one was undoubtedly the right ovary and contained 

 eggs of various sizes ; the left was smaller, containing eggs of 

 uniform size. 



Water Rail {Rallus aquaticus). =. 



(PI. III. figs. P", 2'".) 



l™.-*t December 27th, 1907. Suffolk. Both ovaries present, 

 the left slightly the larger, and above the right, which it overlaps 

 at the upper pait. Each ovaiy is filled with small eggs of uniform 

 size. 



2™. December 26th, 1910. Norfolk. Two ovaries equally 

 developed, and as in pi-evious instance, one is situated immediately 

 above the other, eggs being uniform in both. 



"Woodcock (Scolopax rusticula). ^^, 



(PI. III. fig. 1".) 



1". December 9th, 1909. Ai'gyllshire. Two ovaries present, 

 and situated one above the other, the left overlapping the upper 

 part of the right. This latter ovary is slightly the larger and 

 seemed partially twisted at its extremity ; both full of small 

 uniform e^s.B. 



■SS"^ 



Little Gull (Larus viinutus). :^. 



(PI. III. figs, r, 2^) 



1°. February 5th, 1902. Suftblk. Bird in immature plumage, 

 i. e. first year. The right and left ovaries are present, and meet 

 in an apex above with a small blood-vessel overlying the junction. 

 Both ovaries filled with small eggs. 



2<>. January 6th, 1906. Suflblk. Adult. Both ovaries present, 

 and arranged side by side ; the I'ight is twice the length and size 

 of the left, and both are full of small ci-eam-coloured eggs 

 of uniform size. 



* Stereoscopic pliotogvapli of the ovaries in situ. 

 f Preserved as a museum specimen. 



