The Cellular Basis 



189 



«* YELLOW. SPOT. 



O.T LETnAL I. 



« » 111 TE. EOSIN. CnEBBY. 



• o ABNORMAL. 

 M BIFID. 



!•-• SHIFTED. 



M.« LETHAL 111. 

 •T.» TAN. 



»».o VER1HLION. 



HI MINIATCRE. 



«1T LETHAL V. 

 *3-0 SABLE. 



«.» LETHAL IV. 



«SJ RID1MENTART. 



••.» LETHAL 8. 



- •* STREAK. 



■ - • dacus. 



*o.« PVJRPLE. 



BO VESTIGIAL. 



».ori!<s.riAca. 



••. EBONY. SOOTT. 



-•». BOl»GR. 



■ ton SPECK. 

 -M4 MORULA. 



Fig. 67. Map ok Four Chromosomes of D. ampelophila locating the 

 factors of each group that have been most fully studied. (From Morgan.) 



