Biological compatibility between two temperate lineages of brown dog ticks, Rhipicephalus sanguineus (sensu lato)

Table 3 Measurements (in mm) of and comparisons between F₁ nymphs from pure tick lines

Measurements	Groups	Mean ± SD	Range	F	P
Idiosoma length	G1	1.40 ± 0.02	1.38–1.42	F _{(1, 18)} = 34.165	< 0.00001
Idiosoma length	G2	1.34 ± 0.02	1.30–1.36	F _{(1, 18)} = 34.165	< 0.00001
Idiosoma width	G1	0.79 ± 0.02	0.76–0.83	F _{(1, 18)} = 148.45	< 0.00001
Idiosoma width	G2	0.66 ± 0.03	0.64–0.71	F _{(1, 18)} = 148.45	< 0.00001
Scutum length	G1	0.53 ± 0.01	0.52–0.56	F _{(1, 18)} = 11.650	0.003
Scutum length	G2	0.52 ± 0.01	0.51–0.53	F _{(1, 18)} = 11.650	0.003
Scutum width	G1	0.60 ± 0.01	0.59–0.62	F _{(1, 18)} = 59.163	< 0.00001
Scutum width	G2	0.57 ± 0.01	0.54–0.58	F _{(1, 18)} = 59.163	< 0.00001
Dorsal setae length	G1	0.26 ± 0.002	0.23–0.29	F _{(1, 18)} = 29.215	< 0.00001
Dorsal setae length	G2	0.21 ± 0.002	0.19–0.24	F _{(1, 18)} = 29.215	< 0.00001
Capitulum length	G1	0.23 ± 0.01	0.22–0.25	F_{(1, 18)} = 3.315	0.085
Capitulum length	G2	0.22 ± 0.01	0.21–0.24	F_{(1, 18)} = 3.315	0.085
Basis capituli length	G1	0.12 ± 0.004	0.12–0.13	F _{(1, 18)} = 4.765	0.043
Basis capituli length	G2	0.12 ± 0.01	0.10–0.13	F _{(1, 18)} = 4.765	0.043
Basis capituli width	G1	0.34 ± 0.01	0.32–0.35	F_{(1, 18)} = 0.019	0.893
Basis capituli width	G2	0.34 ± 0.01	0.32–0.34	F_{(1, 18)} = 0.019	0.893
Hypostome length	G1	0.11 ± 0.01	0.99–0.12	F_{(1, 18)} = 0.023	0.880
Hypostome length	G2	0.11 ± 0.01	0.98–0.13	F_{(1, 18)} = 0.023	0.880
Palpal length	G1	0.16 ± 0.01	0.14–0.17	F_{(1, 18)} = 0.139	0.713
Palpal length	G2	0.16 ± 0.01	0.14–0.18	F_{(1, 18)} = 0.139	0.713

ISSN: 1756-3305