Rathouisia tigrina Rathouisia tigrina is a species of carnivorous air-breathing land slug, terrestrial pulmonate gastropod mollusk in the family Rathouisiidae. The specific name tigrina is from Latin word "tigrinus", that means "tiger-like", referring to the predatory nature of the slug. This species occurs in China. Rathouisia tigrina is smaller than Rathouisia leonina. Rathouisia tigrina is a predatory carnivorous slug. Rathouisia is a genus of carnivorous air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the family Rathouisiidae. Rathouisia is the type genus of the family Rathouisiidae. The generic name Rathouisia is in honour of French Jesuit Père Charles Rathouis (1834â“1890), who made scientific drawings for Pierre Marie Heude. Species within the genus Rathouisia include: Rathouisia leonina Heude, 1882 - synonym: Vaginulus sinensis Heude, 1882 - type species of the genus Rathouisia. Rathouisia tigrina is a species of carnivorous air-breathing land slug, terrestrial pulmonate gastropod mollusk in the family Rathouisiidae. The specific name tigrina is from Latin word "tigrinus", that means "tiger-like", referring to the predatory nature of the slug. This species occurs in China. Rathouisia tigrina is smaller than Rathouisia leonina. Rathouisia tigrina is a predatory carnivorous slug. Houlletia tigrina is an orchid species found in Central America. Plants are found in the wet montane forest of Guatemala, Nicaragua, Costa Rica, Panama, Venezuela, Colombia and Ecuador at elevations of 800 to 2200 meters. Plant blooms from spring to summer with five to twelve 3.5 cm wide flowers. Flowers are fragrant. Plants are usually grown in wooden baskets in partial shade. Use a well drain potting media such as medium fir bark with perlite, tree fern fibers, or sphagnum moss. Keep area humid and Rathouisia leonina is a species of carnivorous air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Rathouisiidae. This species is endemic to China. This slug is carnivorous and actively preys on snails. It is usually grayish brown to dark gray in color with scattered black spots on the upper surface of the body. The bottom surface of the foot is a light reddish brown. These slugs inhabit environments with high humidity and shade, such as foothills and city gardens.