Figure 1-9.
Examples of medaka fishes in Oryzias. (A) O. javanicus, (B) O. dancena (O. melastigma), (C) O. minutillus, (D) O. curvinotus, (E) O. mekongnesis, (F) O. luzonensis, (G) O. celebensis, (H) O. marmoratus. The upper is female and lower is male in each panel. The first three species are included in the javanicus species group, corresponding to the monoarmed chromosome group. The next three species are included in the latipes species group, corresponding to the biarmed chromosome group. The last two species are included in the celebensis species group, corresponding to the fused chromosome group.