Plots of the first principal component (PC1) versus the second (PC2). Gloydius changdaoensis (red), G. intermedius (green), G. s. qianshanensis (blue), and G. s. shedaoensis (purple).

 
 
  Part of: Qiu X-C, Wang X-P, Qi S, Wang J-Z, Xia Z-Y, Wang H-T, Zhou S-B, Yu G-X, Wu Z-X, Shi J-S, Li P-P (2023) Neotype designation and redescription of Gloydius shedaoensis qianshanensis Li, 1999 (Squamata, Serpentes, Viperidae). Herpetozoa 36: 297-306. https://doi.org/10.3897/herpetozoa.36.e106943