Whistles in the reeds: a new country record of the deeply divergent Gracixalus medogensis, with additional insights on Gracixalus frogs (Rhacophoridae) in India Author Tajo, Tage 0000-0002-3525-3185 Systematics Lab, Department of Environmental Studies, University of Delhi, Delhi, India tagetajo@gmail.com Author Upadhyaya K., Radhakrishna 0000-0002-3548-1575 Systematics Lab, Department of Environmental Studies, University of Delhi, Delhi, India rkupadhyaya28@gmail.com Author Dikshit Akalabya Sarmah, A. N. 0009-0004-4746-0802 Systematics Lab, Department of Environmental Studies, University of Delhi, Delhi, India eklavyakrum@yahoo.com Author Garg, Sonali 0000-0002-0048-4346 Systematics Lab, Department of Environmental Studies, University of Delhi, Delhi, India & Department of Organismic and Evolutionary Biology and Museum of Comparative Zoology, Harvard University, Cambridge, Massachusetts, United States of America sonaligarg@fas.harvard.edu Author Biju, S. D. 0000-0003-1039-4421 Systematics Lab, Department of Environmental Studies, University of Delhi, Delhi, India sdbiju@es.du.ac.in text Zootaxa 2025 2025-07-07 5659 4 511 535 https://doi.org/10.11646/zootaxa.5659.4.3 journal article 311505 10.11646/zootaxa.5659.4.3 4919793d-e2bc-4f6a-b198-0301ea18dbe0 1175-5326 16601684 6771177F-564D-4F67-BEB2-2D7548D61D5B
TABLE 4. Acoustic properties of Gracixalus species discussed in the study.Advertisement calls of G. medogensis and G. patkaiensis from the present work and the call properties of G. gracilipes, G. guangdongensis, G. jinggangensis, G. patkaiensis, G. quangi, G. supercornutus, and G. tianlinensis from the published literature. Values for mean and standard deviation are reported along with the range in parenthesis.
SpeciesNo. of call types (#)Call typeNo. of calls in a call group (#)Temporal properties Call duration Rise time Fall time (ms) (ms) (ms)Spectral properties Dominant Harmonics present frequency (kHz) (kHz)Reference
G. medogensis21 24−28192.2±0.04 (131.5−236.3) 26.6±1.8 (21.4−29.9)88.1±28.4 (60.6−141.8) 6.2±0.8 (4.4−7.6)104.1±35.5 (62−175.8) 20.3±1.7 (14.9−23.5)3.01±0 (3.01−3.01) 2.96±0.03 (2.89−3.01)2.97−3.06, 5.94−6.16, 9.09−12.27 and 14.6−15.37 NoThis study
G. patkaiensis21 22−446.25±37.1 (13.2−112.7) 4.6±1.3 (3.2−5.8)24.1±27.4 (1.1−78.4) 1.4±0.3 (1.1−1.7)22.2±11.8 (9.9−42.6) 3.2±1.1 (1.9−4.1)4.21±0.33 (3.53−4.57) 4.03±0.16 (3.92−4.22)Yes NoThis study
G. gracilipes2Whistle Click−150−250 6−20− −− −4.1−5.18.1−9.6, 12.4−16.1, 17.6−18.8and ∼ 22 − −Rowley et al. 2015
G. guangdongensis2Introductory note Click−360−470 40−50− −− −2.4−4Wang et al. 2018
G. jinggangensis2Introductory note Click−158–219 47–67− −− −2.6Multiple harmonicsZeng et al. 2017
G. patkaiensis2Whistle Click3−1645–229 7–65− −− −4.35−4.61 3.1 −4.61Yes NoBoruah et al. 2023
G. quangi2Whistle Click−370 10− −− −4.1–4.78.1–9.6, 12.0–14.1, and 16.1–18.8Rowley et al. 2011
G. supercornutus2Whistle Clicks−~370 6−9− −− −− −7.1–8.1, 10.5–12.2, 13.3– 16.1, and 17.3–20.1Rowley et al. 2015
G. tianlinensis1−−−−−2− 34.5−5.5Chen et al. 2018