Phrynocephalus forsythii Anderson, 1872: 390. — Terra typica: “Yarkand” [= Shache, 38 º 25 ' N, 77 º 14 ' E, southern Xinjiang Uygur Autonomous Region, western China].
Phrynocephalus forsythi — Blanford, 1878: 6 (unjustified emendation).
Phrynocephalus theobaldi var. forsythii — Boulenger, 1885: 374.
Phrynocephalus theobaldi var. forsythi — Zugmayer, 1909: 502 (unjustified emendation).
Distribution: Xinjiang Uygur Autonomous Region, China.