Dryophytes immaculatus (Boettger, 1888)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Hylinae > Genus: Dryophytes > Species: Dryophytes immaculatus

Hyla chinensis var. immaculata Boettger, 1888, Ber. Senckenb. Naturforsch. Ges., 1888: 189. Holotype: Not stated; given as SMF 2310 (formerly 1381.2b) by Mertens, 1967, Senckenb. Biol., 48(A): 41. Type locality: "Shanghai", Zhejiang, China.

Hyla arborea var. immaculataBoettger, 1892, Kat. Batr. Samml. Mus. Senckenb. Naturforsch. Ges.: 43.

Hyla chinensis var. immaculataBoettger, 1895, Verh. Naturforsch. Ges. Basel, 10: 189.

Hyla arborea immaculataNikolskii, 1918, Fauna Rossii, Zemnovodnye: 146; Boring, 1930, Peking Nat. Hist. Bull., 5: 47; Boring, 1938 "1938–1939", Peking Nat. Hist. Bull., 13: 95; Liu and Hu, 1961, Tailless Amph. China: 127; Tian, Jiang, Wu, Hu, Zhao, and Huang, 1986, Handb. Chinese Amph. Rept.: 58.

Hyla immaculataSchmidt, 1927, Bull. Am. Mus. Nat. Hist., 54: 561; Pope, 1931, Bull. Am. Mus. Nat. Hist., 61: 464; Boring, Liu, and Chou, 1932, Handb. N. China, Amph. Rept.: 25; Fei, 1999, Atlas Amph. China: 140-141.

Hyla suweonensis Kuramoto, 1980, Copeia, 1980: 102. Holotype: OMNH 6035, by original designation. Type locality: "rice paddy of the Office of Rural Development, Suweon, [South] Korea". Synonymy by Dufresnes, Litvinchuk, Borzée, Jang, Li, Miura, Perrin, and Stöck, 2016, BMC Evol. Biol., 16(253): 1. 

Hyla (Hyla) immaculata — Fouquette and Dubois, 2014, Checklist N.A. Amph. Rept.: 331, by implication. 

Hyla (Dryophytes) suweonensis — Fouquette and Dubois, 2014, Checklist N.A. Amph. Rept.: 331, by implication. 

Dryophytes immaculatus — Duellman, Marion, and Hedges, 2016, Zootaxa, 4104: 23. 

Dryophytes suweonensis — Duellman, Marion, and Hedges, 2016, Zootaxa, 4104: 23. 

English Names

Spotless Tree Toad (Fei, 1999, Atlas Amph. China: 140).

North China Tree Toad (Boring, Liu, and Chou, 1932, Handb. N. China, Amph. Rept.: 29).

Suweon Treefrog (Hyla suweonensis [no longer recognized]: Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 58; Yang, Kim, Min, and Suh, 2001, Monogr. Korean Amph.: 52).


Eastern-central China (Anhui, Fujian, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shandong, Sichuan, Zhejiang) to Kyonggi-Do and part of Chung-chung-Do, in northwestern South Korea. 


In the Hyla arborea group of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 101-102 (see comment under Hyla). In the Hyla immaculata group of Fei, Ye, Huang, Jiang, and Xie, 2005, in Fei et al. (eds.), Illust. Key Chinese Amph.: 99. Hua, Fu, Li, Nieto-Montes de Oca, and Wiens, 2009, Herpetologica, 65: 246-259, presented molecular evidence for its placement in the Hyla japonica group; this confirmed by  Li, Wang, Nian, Litvinchuk, Wang, Li, Rao, and Klaus, 2015, Mol. Phylogenet. Evol., 87: 80–90. See account (as Hyla arborea immaculata) by Liu and Hu, 1961, Tailless Amph. China: 127-128, Ye, Fei, and Hu, 1993, Rare and Economic Amph. China: 186. Fei, 1999, Atlas Amph. China: 142-143, provided a brief account, map, and figure. Fei and Ye, 2001, Color Handbook Amph. Sichuan: 160, provided a brief account and illustration. Huang, 1990, Fauna Zhejiang, Amph. Rept.: 49, provided an account (as Hyla arborea immaculata) for Zhejiang populations. Zhang, 2002, Sichuan J. Zool., 21: 198-199, provided a key to differentiate this species from others in China. Fei, Hu, Ye, and Huang, 2009, Fauna Sinica, Amph. 2: 595-600, provided an account and spot map. Fei, Ye, and Jiang, 2010, Colored Atlas of Chinese Amph.: 254-255, provided a brief account including photographs. Fei, Ye, and Jiang, 2012, Colored Atlas Chinese Amph. Distr.: 286, provided an account, illustrations, and a range map. See also Lee and Park, 1992, Korean J. Zool., 35: 219-225, reported on geographic variation in mtDNA restriction sites (as Hyla suweonensis). Lee, Yang, Kim, Lee, Lee, Yang, and Lee, 1999, Korean J. Genet., 3: 295-301, reported (as Hyla suweonensis) on sequence divergence from Hyla japonicaFei and Ye, 2016, Amph. China, 1: 852–854, provided an account, photograph, and spot map, as Hyla immaculata.   

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