This shy slug is an inhabitant of eastern North American forests. Slugs of the family Philomycidae can be distinguished from all other pulmonate slugs in North America by themantle covering the entire back of the animal. Shown here is an adult slug, and three very young slugs. Mesonon thyroidus , Michigan. Blood vessels of the lung surface are clearly visible through the shell.
All geophile snails have their eyes on the tips of the larger, upper tentacles.
Tridopsis tridentata Eastern North America. These barriers keep potential predators out of the shell when the snail is retracted. Euglandina rosea , Tall Timbers, Florida. Euglandina rosea's natural distribution is the southeastern United States from South Carolina to Louisiana. It is an aggressive, voracious predator of land snails.