Ixalus signatus Boulenger, 1882, Cat. Batr. Sal. Coll. Brit. Mus., Ed. 2: 106. Syntypes: Including BMNH 1947.2.24.33-34 and 1947.2.27.35-42 according to Bossuyt and Dubois, 2001, Zeylanica, 6: 30, who designated BMNH 1947.2.27.36 as lectotype and described it on page 74-75. Type locality: "Malabar", South India; restricted by Bossuyt and Dubois, 2001, Zeylanica, 6: 30 to "Nilgherries" (= Nilgiri Hillis), Tamil Nadu, India.
Rhacophorus (Philautus) signatus — Ahl, 1931, Das Tierreich, 55: 77.
Philautus signatus — Gorham, 1974, Checklist World Amph.: 166. Inger, Shaffer, Koshy, and Bakde, 1985 "1984", J. Bombay Nat. Hist. Soc., 81: 554.
Philautus (Philautus) signatus — Bossuyt and Dubois, 2001, Zeylanica, 6: 30.
Kirtixalus signatus — Yu, Rao, Zhang, and Yang, 2009, Mol. Phylogenet. Evol., 50: 578.
Pseudophilautus signatus — Li, Che, Murphy, Zhao, Zhao, Rao, and Zhang, 2009, Mol. Phylogenet. Evol., 53: 511.
Raorchestes signatus — Biju, Shouche, Dubois, Dutta, and Bossuyt, 2010, Curr. Sci., Bangalore, 98: 1120. By implication.
Boulenger's Bubble-nest Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 112).
Quartet Bush Frog (Das and Dutta, 1998, Hamadryad, 23: 67).
Cross-backed Bush Frog (Chanda, 2002, Handb. Indian Amph.: 168; Dinesh, Radhakrishnan, Gururaja, and Bhatta, 2009, Rec. Zool. Surv. India, Occas. Pap., 302: 109).
Nilgiri Hills of the southern Western Ghats, southwestern India (Tamil Nadu: Coonoor, Kothagiri, Udhagamandalam, Naduvattam, Avalanche, and Parsons Valley), below 2000 m elevation.
See accounts by Inger, Shaffer, Koshy, and Bakde, 1985 "1984", J. Bombay Nat. Hist. Soc., 81: 554, and Chanda, 2002, Handb. Indian Amph.: 168. Dutta, 1997, Amph. India Sri Lanka: 86, provided systematic notes, access to literature, and range. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 532. Biju and Bossuyt, 2009, Zool. J. Linn. Soc., 155: 374-444 [431-433], provided an account, distribution map, and discussed relationships.
Please note: these links will take you to external websites not affiliated with the American Museum of Natural History. We are not responsible for their content.