(1) Tests with Aiili-Eimi-Egg Serum. 



Material testetl Amount of Percentage 



precipitum 



Emu's egg-albumin -0281 100 



Duck's -0234 80 



Blackbird's -0131 46 



Crane's ,, -0122 43 



Fowl's -0122 43 



Greenfinch's ,, -0122 43 



Silver Pheasant's -0112 40 



Pheasant's -0073 26 



Moorhen's '0054 20 



Thrush's -0054 20 



Hedge- Sparrow's -0018 6 



Chaffinch's trace ? 



Turtle serum -0018 6 



The following sera were also tested but gave no trace of preeipitum : 

 Tortoise, Alligator, Frog, and Dogfish. 



The egg-albumins shown by qualitative tests to produce full reac- 

 tions occupy the first positions on this table. Those which produced 

 marked reactions with the exception of the Greenfinch egg-albumin 

 occupy the lower places. 



(2) Tests with Anti-Duck' s-Egy Serum. 



Material tested Amount of Percentage 



I>recipitum 



Duck's egg-albumin '0384 100 



Pheasant's "0328 85 



Fowl's -0234 61 



Silver Pheasant's '0140 36 



Blackbird's '006.5 15 



Crane's '0051 14 



Moorhen's '0046 12 



Thrush's '0041) 12 



Emu's '0018 



Hedge- Sparrow's trace 



Chaffinch's 



Tortoise serum trace 



Turtle 



Alligator ,, 



Frog, Amphiuma, and Dogfish sera, as well as Tortoise and Dogfish 

 egg-albumins, were also tested, with negative results. 



