AN ANALYSIS OF THE EFFECT OF SELECTION. 
TasLe 32.—Sreck Minus LIne. 
63 
Parents. 1 2 3 4 5 6 
Genera- 
poaneg Grade. q 
“No. Culture. |Qlrola]9/a]/ 9/19] a] ola 8 
» lol a a 
45) someon: 1168 
F, i3aif{| + aT ea ..{..[..}..] 4] 39] 34! 17] 17] 3] 6)... [125 
F, 1465} 4] 4 1331 ..|..]..| 22] 18} 10} 12] 14} ef... 79 
1487 |4| 4 1331 ..{..[..] 28] 15] 12] 14] 10] 15].. 95 
1507 | 4| 38 1331 ..{ 1]. .} 36] 31) 21] 20] 3] 7/.. [124 
F, 1594] 4] 4 1465 2|..|11] 56} 51) 4] 2} a] 4. .|128 
1595 |6| 4 1465 ..{..} 4} 21] 23] 7} 4} 2} Qf... 63 
1617/4] 4 1487 ..{ 2} 30} 19) 3) a] af..... 56 
1640|4| 4 1465 1} 2] 30) 29] 10) 10) 6) 1).. 89 
1728/4] 4 1507 ..{.., 19} 17] 11) 6] 5] a].. 59 
F, 1766/4] 4 1595 .| 6| 45] 48] 4) 3] 2} 4). .|109 
1784/4| 3 1595 .| 1] 12] 10}...{ 3f...[...]. 26 
1786} 4} 3 1595 .| 1) 11} 13} oaf...|...f...f. 26 
1820/4] 4 1617 .| 6| 37} 30] 4) a}...}...|. 79 
141/44] 4 1640 ..| 24 23] 7] 7] al Ql.. 65 
1861|4| 4 1640 2) 24| 23] 12] 10] 1]...|. 72 
F, 1906 | 4] 4 1786 ..{..f..] 22] 23) ay ape. fe]. 47 
190734] 3 1766 . fo} 4} 14] a3}...) 2}... fe 43 
1996'| 4| 3 1766 ..|..{ 1) 27] 25] 2) 3f...}...]. 58 
1955 | 4] 3 1766 1)..| 4) 24] 13] 3) 5] 4]...]. 51 
197814] 3 1784 .{..f..| 221 16] 7] 4}...) 1p.. 50 
1986} 4] 4 1820 . ff 3] 9} a1} 2} af...f.. ef. Q7 
2009/4|/ 3 1861 ..{..} 1] 14] 15] 4j...|.. 31 
F, 2088} 4] 4 1955 1]. .] 5} 34] 24} a...f...]. 65 
2093|4| 4 1906 wf. pe} dapa4}o ah}... 26 
2111/4| 3 1955 1] 5] 24) 15] 1) a...]. 47 
2127/4] 2 1955 ..{ 1} 11, 13} 4] a) 4]. 31 
F, 2182/4] 3 2088 .|..] 18} 20]... a...]...- 39 
2196} 4| 4 2093 ie ek: ee | ee ee ee 14 
2233} 4] 8 2127 1]. .|10] 49] 43}...] 3]......}. 106 
F, 2348/4] 2 2233 gs} 11} 3} 4|...| 1).. 27 
NEW SET. 
2414 Mass. About F. 1 J]..| 1] 18} 15} 5) 2) I. 44 
from 2348 
F, 2431|4| 4 2414 | af af 2} aj...f...]. 7 
2432/4] 1 2414 | 2} 7, 3} a} ae... 14 
F, 2488/4] 4 2431 | 1] 5} 16] 7] 5] 2)...]. 36 
F, 2545/4] 4 2486 ..|..] 2} 10} 16) 3}...] 1) af. 32 
35546 | 4] 4 2486 is ad) | | 22 
on49|4|) 4 2486 ..J..{ 6 14, 9} 2} a} a} 4. 34 
9572 | 47| 74 2486 --[.-] 2) 3) 2) 3]...] L...]. 11 
2598/4] 3 2545 1)..] 6} 20] 22] 4)...]...]...]. 53 
Fy 260114] 3 2546 ..{..] 2] 17] 9} 3] 2}. 1). 34 
2603 | 4 3 2549 Lead BFP IO) OW Llewstawels 21 
2608 |4| 4 2545 ..{..[..{ 10] 5] 2] 4). 18 
2631 4 3 2549 3] 4, 3) 17) 8] 2)...]. 37 
F; 2663 | 4] 2 2603 1}..} 2} 1} 6} 2] 3) 4j...]. 16 
F, 2760 | 3 1 2663 3] a) 2] ai. 7 
F, 2360/4] 4 2760 5} 1] 4... 7 
1First and second broods from same pair. 
2Two males and two females; the same flies as the parents of 2445 and 2446. 
