Table 2 Inferring the timing and direction of gene flow at 23 candidate introgression loci

61^a,b

chr1:8850000-8860000

H. ethilla to H. m. nanna

93

chr1:12150000-12200000

H. melpomene ancestor to H. besckei

63^a

chr2:150000-160000

H. ethilla to H. m. nanna

65^a

chr2:1880000-1890000

H. ethilla to H. m. nanna

7^b

chr4:700000-705000

H. pardalinus to H. m. nanna and H. m. melpomene (FG) ancestor

17^b

chr6:11110000-11115000

H. besckei or H. ismenius to H. m. nanna

27^a,b

chr10:300000-305000

H. pardalinus to H. melpomene ancestor

71^a,b

chr10:11830000-11840000

H. hecale to H. m. nanna

94^a,b

chr11:9800000-9850000

H. ethilla to H. m. nanna

95

chr11:9850000-9900000

One of the silvaniform species to H. m. nanna

72^a

chr12:840000-850000

H. ethilla to H. m. nanna

73^a,b

chr12:850000-860000

H. ethilla to H. m. nanna

75^a,b

chr12:15840000-15850000

H. ethilla to H. m. nanna

76^a,b

chr13:280000-290000

H. pardalinus to H. melpomene ancestor

77^b

chr14:890000-900000

Between H. besckei and melpomene-cydno-timareta ancestor

79^a

chr16:320000-330000

Between H. besckei and melpomene-cydno-timareta ancestor

80^a,b

chr16:9020000-9030000

H. hecale to H. melpomene ancestor

82^a,b

chr18:140000-150000

H. besckei to H. m. nanna

96^b

chr18:1150000-1200000

H. melpomene ancestor to H. besckei

97^b

chr18:1200000-1250000

H. melpomene ancestor to H. besckei

84^b

chr18:14400000-14410000

H. m. nanna to H. besckei

85^a,b

chr18:14410000-14420000

Between H. besckei and melpomene-cydno-timareta ancestor

91^b

chr20:3980000-3990000

H. pardalinus to H. melpomene ancestor