Supplementary Table 4. 

 	 	 	 	Mating	SI	SI (yak)	SI (san)	
Cross (D. yakuba x D. santomea)
 	Al/Sy	N	Y X Y	Y X S	S X Y	S X S	Ipsi	SD	t	 	 	
Tai18	CAR1490.6	Al	80	58	31	12	35	0.4	0.08	5.02	0.4655	0.6571	
Abidjan 96	CAR1600.1	Al	80	43	24	1	32	0.64	0.08	8.25	0.4419	0.9688	
Anton 1 Principe	CAR1566.6	Al	80	45	15	10	43	0.56	0.08	7.23	0.6667	0.7674	
Anton 2 Principe	Quija 650.17	Al	80	52	35	8	56	0.5	0.07	7.12	0.3269	0.8571	
Cam115	CAR1600.3	Al	80	48	13	7	42	0.64	0.07	8.83	0.7292	0.8333	
SJ3	san1	Al	80	59	53	4	49	0.5	0.07	7.38	0.1017	0.9184	
Cascade22  	san2	Al	80	37	20	8	31	0.45	0.09	4.91	0.4595	0.7419	
Tai30	san12	Al	80	63	29	5	41	0.58	0.07	8.32	0.5397	0.8780	
SJ2	CAR1566.6	Al	80	44	24	12	52	0.47	0.08	6.14	0.4545	0.7692	
SA3	OBAT1200.13	Sy	80	54	18	13	26	0.42	0.09	4.93	0.6667	0.5000	
COST1235.1	STO.10	Sy	80	59	12	15	57	0.62	0.07	9.54	0.7966	0.7368	
COST1235.3	Quija 650.13	Sy	80	66	12	14	40	0.6	0.07	8.62	0.8182	0.6500	
SA2	STO.7	Sy	80	55	26	4	39	0.59	0.07	8.19	0.5273	0.8974	
OBAT1200.5	STO.4	Sy	80	60	31	11	61	0.52	0.07	7.75	0.4833	0.8197	
SA4	Cambumbe 1050.2	Sy	80	47	19	0	13	0.7	0.08	9.04	0.5957	1.0000	
SA1	san2	Sy	80	43	24	9	32	0.42	0.09	4.87	0.4419	0.7188	
SA3	OBAT1200.12	Sy	80	56	16	0	21	0.74	0.07	10.74	0.7143	1.0000	
BAR1000.2	STO.18	Sy	80	46	32	12	37	0.35	0.08	4.21	0.3043	0.6757	
BOSU1153.1	STO.15	Sy	80	38	25	3	54	0.62	0.07	8.61	0.3421	0.9444