Table 1. Number of male and female D. melanogaster and D. simulans collected from dry leaves and grains of grapes on the ground.

Each collected group of flies was deposited into a vial. The sexes of individuals in each sample vial were taxonomically identified.

Drosophila species and type of substratum where collected
N° Vial	dry leaves of grape plants				N° Vial	grains of grape				Total
	melanogaster		simulans			melanogaster		simulans
	male	female	male	female		male	female	male	female
1	4	5	–	–	22	2	1	–	–	12
2	5	3	–	–	23	1	2	–	–	11
3	3	2	–	–	24	3	1	_	_	9
4	4	3	–	–	25	–	–	2	1	10
5	3	4	–	–	26	–	–	2	2	11
6	3	5	–	–	27	2	2	–	–	12
7	–	–	3	4	28	–	–	3	1	11
8	–	–	4	4	29	–	–	4	–	12
9	–	–	4	3	30	–	–	1	3	11
10	–	–	5	4	31	–	–	–	4	13
11	–	–	3	4	32	3	–	–	–	10
12	–	–	4	4	33	2	2	–	–	12
13	2	4	–	–	34	–	3	–	–	9
14	–	–	5	3	35	–	–	–	2	10
15	4	1	–	–	36	3	1	–	–	9
16	6	3	–	–	37	–	–	1	2	12
17	–	–	1	6	38	3	3	–	–	13
18	–	–	4	4	39	2	2	–	–	12
19	5	1	–	–	40	1	4	–	–	11
20	3	3	–	–	41	2	2	–	–	10
21	–	7	–	–	42	1	3	–	–	11
Total	42	41	33	36		25	26	13	15	231