50 
¥ia. 
Fia. 
Fic. 
Fic. 
Fic. 
Fic. 
Fre. 
Fic. 
Fie. 
Fie. 
E. W. SEXTON AND M. B. WING. 
EXPLANATION OF PLATE I. 
1.— Pure Black eye. Female from Brood 1 of Exp. 118 (p. 41). Extruded June 9. 
Mated with Red male, first brood hatched Aug. 26 numbering 14; five more 
broods, 19, 31, 24, 41, and 36 respectively, all black-eyed. Figured Oct. 29, 
1915, a few hours before moulting. » 58. 
2.—Hybrid Black eye. Female from Brood 7 of Exp. 105b (p. 41). Extruded April 
29, figured Nov. 24, 1915. Mated with H. male, one brood of 13, 10 Black 
and 3 Red. x 58. 
3.—Red eye. Large male from Recessive stock. Figured Nov. 5, 1915, two days 
before moulting; examined after moulting but no increase of ommatidia 
seen. xX 58, 
4.—Right eye of young Hybrid from H.R. cross. Extruded Oct. 22, figured 
Oct. 25, 1915; the white pigment was then much more solid in appearance 
than when newly hatched. » 75. 
Right eye of young Red from Recessive stock. Extruded Oct. 21, 1915, and 
figured three hours after extrusion. » 75. 
5. 
6.—* No-white” eye. Young male from the second generation of Pure Blacks 
(p. 25). Figured Nov. 23, 1915. x 58. 
7.—* Part-white’’ eye. Male. F, generation from P. x R. cross (see p. 45). Ex- 
truded June 15. Figured Nov. 2, 1915. x 58. 
8.—“ All-white”’ eye. Male from inbred Recessive stock (see p. 45). Extruded 
April 2, died in moulting and figured Nov. 19, 1915. x 58. 
9.—‘ All-white”’ degenerate eye, right side. Female B. F, generation from 
P. R. cross (see p. 46). Extruded June 1, figured Nov. 16, 1915. x 58. 
10.—*‘ All-white ” degenerate eye, left side, from Female B. Figured Nov. 16. x 58. 
