294 E. J. ALLEN AND E. W. SEXTON. 
VI.A.2.a. Male, Black carrying Red and Albino. 
Matings :—(1) with female k of its own brood, (A+ B--R); 
7 young, 2 Black, 1 Red, 4 Albino ; 
(2) with female VI.B.3.e. (Pure Red); 20 
young, 8 Black, 12 Red. 
VI.A.2.b. Male, Black, factors carried not known. 
Mating:—(1) with Red female VI.B.3.¢. ; 5 young, all Black. 
Both male and female died before mating again; constitution 
therefore of both unknown. 
VI.A.2.c. Female, Black carrying Red only. 
Matings :—(1) with male VI.A.3.h. (B+<A); 46 young, 
all Black ; 
(2) with male VI.B.2.d. (R+A); 27 young, 
16 Black, 11 Red ; 
(3) with male VI.A.3.d. (B+R); 43 young, 
29 Black, 14 Red. 
VI.A.2.d. Female, Black carrying Albino. 
Mating :—(1) with male VI.A.3.aa. (A+R); 18 young, 
8 Black, 10 Albino. 
VI.A.2.e. Female, Black carrying Albino. 
Mating :—(1) with male VI.A.3.aa. (A+R) ; 29 young ; 
13 Black, 16 Albino. 
VI.A.2.4. Female, Black carrying Albino. 
Mating :—(1) with male VI.A.3.aa. (A+R); 30 young, 
12 Black, 18 Albino. 
11 others; 9 died immature; one male and one female which 
reached maturity, died without mating. 
VI.A.3.a. Male, Black, Red not known. No Albino. 
Matings :-—(1) with female k of the same brood (B+-A) ; 
18 young, all Black. 
(Chance matings amongst these 18 
black young gave 29 young, all black.) 
(2) with female VI.A.1.1. Eggs laid, but 
female died before they were hatched. 
VI.A.3.b. Male, Black carrying Albino. 
Matings :—(1) with female | of the same brood (B+A, R 
not proved); 4 young, all Black ; 
(2) with female bb. of the same brood (A+ B+- 
R); 14 young, 2 Black, 12 Albino ; 
(3) with female I.D.2.d. (A+B-+R)*; 7 voung, 
3 Black, 4 Albino. 
* This constitution was proved after Plate I was printed. 
