Trimeresurus caudornatus, Chen, Ding, Vogel & Shi, 2020

Nguyen, Tan Van, Idiiatullina, Sabira S., Oo, Win Paing, Lee, Justin L., Poyarkov, Nikolay A., David, Patrick & Vogel, Gernot, 2024, A redescription and range extension of Trimeresurus caudornatus Chen, Ding, Vogel & Shi, 2020 (Serpentes: Viperidae), Zootaxa 5514 (3), pp. 201-231 : 206

Trimeresurus caudornatus

( Table 1 ; Figs. 3–5 )

Trimeresurus caudornatus Chen, Ding, Vogel & Shi in Chen et al. (2020: 116, Fig. 2 A-B, 3A-D & 4A-D). Holotype: ZMNH AR1238 , adult male, collected by L. Ding and Z. Chen on 17 September 2018. Type locality: Nabang Town , Yingjiang County, Dehong City, Yunnan Province, China (24.6973°N, 97.5805°E; elevation 389 m asl.).

Figures

FIGURE 2. Maximum Likelihood (ML) tree of Trimeresurus derived from the analysis of cyt b mitochondrial DNA gene sequences. For voucher specimen information and GenBank accession numbers see Appendix Table S3. Numbers at tree nodes correspond to ML UFBS/BI PP support values, respectively.

FIGURE 3. The head of preserved Trimeresurus caudornatus from Myanmar in lateral right and lateral left views: (A–B) specimen CAS 224646, adult male, and (C–D) specimen MSNG 30533-B, adult male, from Myitkyina and Bhamo, Kachin, respectively; (E–F) specimen CAS 216144, subadult female, from Pyin Oo Lwin, Mandalay; (G–H) specimen NHMUK 1974.907, adult female, from Sumprabum, Kachin. Photos by G. Vogel (A, B, E–H) and J. Lee (C–D).

FIGURE 4. Trimeresurus caudornatus in preservative: specimen CAS 241264 (subadult male) from Myitkyina, Kachin, Myanmar. (A–B) Dorsolateral and ventral views of body, respectively; (C–F) head in lateral right, lateral left, dorsal, and ventral aspects, respectively; (G–H): Ventral view of the tail with the everted hemipenes. Photos by G. Vogel.

FIGURE 5. Adult Trimeresurus caudornatus alive (all uncollected and sex unknown). (A–C) from Chuxiong, Yunnan, China (digital image DTU 652); (D) from Pingyuan, Yingjiang, Dehong, Yunnan, China (digital image DTU 651); (E) from Mandalay, Mandalay, Myanmar (digital image DTU 653). Photos by: Fan Gao (A–C), Spark Thomas (D), and Kyaw Zin Htet (E).