Sphaerodactylus is a genus of geckos from the Americas that are distinguished from other Gekkota by their small size, by their round, rather than vertical, eye pupils, and by each digit terminating in
The big-scaled dwarf gecko, big-scaled least gecko, or cotton ginner is a species of lizard in the family Sphaerodactylidae. It is endemic to Puerto Rico. Sphaerodactylus grandisquamis was formerly a