TABLE 15.4 Characteristics of the genomes of 12 Drosophila species
Species Genome size (millions of base pairs) Number of protein-encoding genes
D. melanogaster 200 13,733
D. simulans 162 15,983
D. sechellia 171 16,884
D. yakuba 190 16,423
D. erecta 135 15,324
D. ananassae 217 15,276
D. pseudoobscura 193 16,363
D. persimilis 193 17,325
D. willistoni 222 15,816
D. virilis 364 14,680
D. mojavensis 130 14,849
D. grimshawi 231 15,270

Source: Drosophila 12 Genome Consortium, Evolution of genes and genomes on the Drosophila phylogeny, Nature 450:203–218, 2007.