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. 2022 Mar 18;10:e13109. doi: 10.7717/peerj.13109

Table 2. Acoustic differences between Hyalinobatrachium mashpi sp. nov. and related species.

Species Call codes Call structure Call duration (s) Inter-call interval (s) Peak frequency (kHz) Maximum frequency (kHz) Minimum frequency (kHz)
H. mashpi
sp. nov.
two individuals,
12 calls
LBE-C-051, LBE-C-052 1 note per call; pulsed; 8–10 pulses per note 0.37–0.46
(0.43 ± 0.03)
10.07–17.48
(12.8 ± 2.17)
5.25–5.6
(5.38 ± 0.12)
5.46–5.81 (5.62 ± 0.11) 4.62–4.92 (4.79 ± 0.10)
H. adespinosai
one individual
10 calls
LBE-C-050 1 note per call; pulsed; ~12 pulses per note 0.448–0.646
(0.543 ± 0.07)
10.87–30.04
(20.12 ± 8.77)
4.87–5.04
(4.94 ± 0.07)
5.0–5.25
(5.11 ± 0.08)
4.32–4.75
(4.57 ± 0.15)
H. aureoguttatum
six individuals
24 calls
LBE-C-053–057 1 note per call; tonal; harmonics present 0.078–0.087 (0.082 ± 0.002) 1.99–5.20
(3.24 ± 0.79)
6.63–7.41
(6.87 ± 0.25)
7.78–8.90 (8.11 ± 0.27) 5.16–5.91
(5.62 ± 0.21)
H. chirripoi
one individual
two calls
LBE-C-010 1 note per call; pulsed; 12–13 pulses per note 0.235–0.274 (0.255 ± 0.03) 84.3
(only 2 notes in recording)
4.48
(4.48 ± 0)
4.99–5.77 (5.38 ± 0.05) 4.16–4.21
(4.19 ± 0.04)
H. pellucidum
1 individual
41 calls
LBE-C-003 1 note per call; tonal 0.1–0.146
(0.129 ± 0.009)
1.67–5.35
(2.94 ± 0.79)
5.60–5.86
(5.70 ± 0.06)
5.86–6.14
(6.0 ± 0.06)
5.05–5.32
(5.16 ± 0.07)
H. tatayoi
four individuals
26 calls
LBE-C-058 1 note per call; tonal 0.076–0.276
(0.143 ± 0.04)
2.05–21.68 (7.64 ± 4.92) 4.45–5.11 (4.82 ± 1.77) 4.83–5.40 (5.14 ± 0.17) 3.30–4.61 (4.24 ± 0.34)
H. valerioi
three individuals
70 calls
ML201469, ML201473, ML201475 1 note per call; tonal; harmonics present 0.065–0.10
(0.079 ± 0.01)
1.76–8.00
(4.27 ± 1.21)
6.46–7.24
(6.77 ± 0.19)
7.22–7.90
(7.53 ± 0.17)
4.09–5.88 (5.12 ± 0.51)

Note:

For each variable, data range is followed by the mean and standard deviation in parentheses.