Hemiphyllodactylus typus typus

Basic information
Scientific name	Hemiphyllodactylus typus typus	Click to magnify
Common names	tree gecko
Higher taxon	Gekkonidae, Sauria (Lacertilia), Squamata, Reptilia
Natural range	Natural geographic range is unclear. Taiwan (including Lanyu), India, Sri Lanka, Nikobar Islands, Indochina Peninsula, Sunda Archipelago, New Guinea, New Caledonia, Fiji, Tonga, Hawaii, etc.
Habitat	Under barks in open forest.

Invasion information
Range in Japan	Sakishima Islands (Miyakojima, Taramajima, Ishigakijima, Kohamajima, Iriomotejima, and Haterumajima Is.)
Origin	Unknown.
Date	The first records in Japan was in 1989 at Iriomotejima Island.
Route	Accidental introduction (with building material, with garden tree).
Impact	Unknown impact. Native organism(s) affected: Reptiles/amphibians, insects.
Regulation in Japan	No action for prevention, mitigation, control, or eradication.
Introduced range in other countries	At least the Pacific islands populations may be non-native.

Reference

Notes

Maenosono & Toda (2007) Distribution of amphibians and terrestrial reptiles in the Ryukyu Archipelago: A review of published records. Akamata. 18, 28-46 (in Jpn)
Ota et al. (2004) Feral population of amphibians and reptiles in the Ryukyu Archipelago, Japan. Global Environmental Research. 8(2):133-143
Ota et al. (2004) Additional information on the introduced reptiles of Haterumajima Island of the Yaeyama Group, Ryukyu Archipelago, with comments on the past records of reptiles from this island. Bull Herpetolo Soc Jpn. 2004(2), 128-137 (in Jpn)
Sengoku et al. (eds) (1996) The Encyclopedia of Animals in Japan 5 Amphibians, Reptiles, Chondrichthyes. Heibonsha, Tokyo (in Jpn)
Uetz et al. (1995-2009) TIGR Reptile Database. http://www.reptiliaweb.org/
etc.