Diploid-tetraploid relationship among old-world members of the fish family Cyprinidae Susumu OhnoJunichi MuramotoNiels B. Atkin OriginalPaper Pages: 1 - 9
Further studies on polyploid amphibians (Ceratophrydidae) Willy BeçakMaria Luiza BeçakGiorgio Schreiber OriginalPaper Pages: 14 - 23
Distortional meiotic segregation of a supernumerary chromosome producing differential frequencies in the sexes in the short-horned grasshopper Phaulacridium vittatum W. D. JacksonD. S. M. Cheung OriginalPaper Pages: 24 - 37
The salivary gland chromosomes of Dasyneura crataegi (Diptera: Cecidomyiidae) S. A. Henderson OriginalPaper Pages: 38 - 58
Structural aspects of amitosis: a light and electron microscope study of the isolated macronuclei of Paramecium aurelia and Tetrahymena pyriformis Jason Wolfe OriginalPaper Pages: 59 - 79