OUTSTRETCHED SMALL EYE-OUTSTRETCHED [oso]
Lindsley & Grell, 1972, p. 184
origin: X ray induced.
discoverer: Muller, 1930.
synonym: od.
references: 1930, J. Genet. 22: 303 (fig.). 1935, DIS 3: 30. Verderosa and Muller, 1954, Genetics 39: 999.
phenotype: Wings extremely divergent, often at right angles to body. oso/oss is wild type. RK1.
color figure: P. A. Otto (original)
b & w figure: Edith M. Wallace, unpublished