TABLE 3.

Molecular markers and map positions

			D. santomea		D. yakuba
Marker	Marker name	Cytological location	r	Genetic distance (cM)	r	Genetic distance (cM)
Chromosome X
1	y	1A5	0.0432	0.0	0.0245	0.0
2	per	3B1–2	0.1572	4.5	0.1468	2.5
3	sog	13E1	0.1883	23.4	0.1364	19.9
4	v	9F11	0.3005	47.0	0.2690	35.8
5	rux	5D2	0.0570	93.0	0.0913	74.4
6	f	15F4–7	0.0777	99.0	0.1110	84.5
7	bnb	17D6	0.0363	107.5	0.0329	97.2
8	Hex-A	8E10	0.0760	111.2	0.0593	100.6
9	AnnX	19C1	0.0501	119.5	0.0254	106.9
10	su(f)	20E	0.0000	124.7	0.0000	109.5
Chromosome 2
11	l(2)gl	21A5	0.0639	0.0	0.0865	0.0
12	Rad1	23A1	0.1054	6.8	0.0922	9.5
13	RpL27A	24F3	0.1364	18.7	0.1665	19.7
14	salr	32E4–F1	0.1002	34.6	0.1001	39.9
15	Rep4	34B4	0.2073	45.8	0.2023	51.2
16	His3	39D3–E1	0.0345	72.6	0.0132	77.1
17	barr	38B1–2	0.1140	76.1	0.1477	78.4
18	Sara	57E6	0.2694	89.1	0.2653	96.0
19	Kr	60F5	0.0000	127.8	0.0000	133.8
Chromosome 3
20	Lsp1γ	61A6	0.2729	0.0	0.1966	0.0
21	Dib	64A5	0.2712	39.5	0.1345	25.0
22	sfl	65B3–4	0.2314	78.5	0.2700	40.6
23	Est-6	69A1	0.3057	109.6	0.2493	79.5
24	Ssl1	80B2	0.2211	156.9	0.1637	114.0
25	ry	87D9	0.2159	186.1	0.1797	133.8
26	Rpn5	83C4	0.0967	214.3	0.1176	156.1
27	AP-50	94A15–16	0.2297	225.1	0.1844	169.5
29	Mlc1	98A14–15	0.1036	255.8	0.1072	192.5
30	ymp	96E	0.2107	267.4	0.1110	204.6
28	janB	99D3	0.2055	294.8	0.1326	217.1
31	krz	100E3	0.0000	321.3	0.0000	232.5
Chromosome 4
32	ci	102A1–3	0.0000	NA	0.0000	NA

r is the recombination rate between two adjacent markers. The genetic distance d was inferred from r using the Haldane map function, . Cytological locations are given on the basis of D. melanogaster cytology (Lemeunier and Ashburner 1976).