1 10 



INHERITANCE IN GUINEA-PIGS. 



Table 80. 

 Cross {£.— Matioga <>f dilute from cross 18a or 43, with albino. 



Expectation: C& X C a C a = C d C a + C r C a (1 Dil: 1 RE) (1-6). 

 C d C a X C a C a = C d C a + C a C a (1 Dil : 1 W) (7-13). 





10 



11 



12 

 13 



14 



9 Dil lor \\ 



nT- 1 BtY«Ag L8a 5 

 D63S4Y4A4 13-2.. 

 D121 W L8e 9. 



[67 W 



HI is w 

 I \Y 



D61 S»Y«A« 

 D241 BeOiAg 



D69 S 4 Cr>Ag 

 M425 SYAg 

 B772 W 

 266 W 

 S781 W 

 D69 S 4 Cr 6 Ag 

 D20G Sr-Yi 



22 ■'• 

 L« 8. . 

 18c-6. 



43-2 . . 



ls (1 '.1 



18a-5. 



43-1 . . 



ArF 2 .. 



ArF 2 .. 



ArFi.. 



18a-5. 



18o-4. 



d*W (or Dil). 



BW36W BW 



Do 



D71 SjCrsAg lsa-5. 



Do 



D240 S2Y4AK 18a-9 . 

 Do 



BW:iii w BW. 

 BW50W BW. 



BW36 W BW. 



D70S 4 Y 4 Ag 18a-5. 



Do 



Do 



BW36W BW.. 

 BW50W BW.. 



2 females CdCr . 



2 males CdCr. . 



3 females CdCa . 



1 male CdCa . . . 



2 females (?) . . . 



Int 



I)i 



RE 



W 



Remarks. 



S4-Y 4 ,S3Ag(R),Sep,(R) 

 Sep 4 , 2S 3 Ag(R),Sep 4 (R) 

 SjCrjAg, S 4 -Cr 6 , S 6 Ag(R) 



Sep, (R) 

 SsAgtR), Sep 8 (R) 

 S 4 Cr6Ag, Sep 4 

 2 S B Cr 6 Ag, S 6 -Cr 6 . S 4 Ag 



(R) 



SeY.Ag 



2 S 4 CrBAg, Sep 4 



S 4 Cr 6 Ag 



3 S 4 Cr5Ag 

 SsY4Ag, S 4 -Cr 6 

 3 S.Y.Ag 

 Sep fi 



Table 81. 



Cross 20. — Matings of pure lea male 724 C r C r . 



Kxpectation: CC X C r C r = CQ. (all Int) (1). 



CC d X CrCr = CQ + C d C r (1 Int : 1 Dil) (2-3). 



C d C d X CrCr = C d Cr (all Dil) (4-5). 



C d C a X CrCV - C d C r + C r C a (1 Dil : 1 RE) (6). 



Table 82. 

 Cross 21. — Matings of pure lea male 575 CC r . 

 1 xpectation: CCr X C a C a - CC a + CrC a (1 Int : 1 RE). 



