Lindsley & Grell, 1972, p. 58
discoverer: Bridges, 20c20.
references: Morgan, Bridges, and Sturtevant, 1925, Bibliog. Genet. 2: 35 (fig.).
phenotype: Wing character uniform and reliable; usually lacks the abdomen, antenna, arista, and eye effects of ct. Vibrissae gone or displaced downward to bottom of eye. Developmental study by Waddington [1939, Proc. Natl. Acad. Sci. U.S. 25: 299-308; 1940, J. Genet. 41: 75-139 (fig.)] shows wing bud narrower than wild type as early as just after eversion of wing in early pupa. RK1.
other information: Allele most used as genetic marker.
color figure: P. A. Otto (original)
b & w figure: Morgan, Bridges and Sturtevant, 1925, The Genetics of Drosophila, Bibliog. Genet. 2: 1-262 (original drawn by Edith M. Wallace)