The species is endemic to Orchid Island in Taiwan.

[2] The specific name, sauteri, is in honor of German entomologist Hans Sauter.

[3] The preferred natural habitat of T. sauteri is forest at altitudes of 900–1,000 m (3,000–3,300 ft), but it has also been found in gardens and on bushes near houses.

[4] The tail is very long, 4.2 times the snout-to-vent length (SVL).

[2] Clutch size is 2–11 eggs, and delayed fertilization appears to exist in this species.