Perochirus guentheriPerochirus guentheri, also known commonly as Gunther's tropical gecko and the Vanuatu saw-tailed gecko, is a species of lizard in the family Gekkonidae. The species is endemic to Vanuatu.EtymologyThe specific name, guentheri, is in honor of German-born British zoologist Albert Günther.DescriptionP. guentheri may attain a snout-to-vent length of about.HabitatP. guentheri is known from only four specimens, collected over a span of more than 100 years. The most recent was collected inside a tent in a lumber camp; so the preferred natural habitat of this species is probably forest. The other three specimens have no associated habitat data.BehaviorP. guentheri is arboreal.ReproductionP. guentheri is oviparous.