| Lioplacodes Temporal range: | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Architaenioglossa |
| Family: | Viviparidae |
| Genus: | † Lioplacodes Meek, 1864 [1] |
| Type species | |
| Melania veterna | |
Lioplacodes is an extinct genus of freshwater snail of the family Viviparidae. It lived from the Jurassic to Paleocene of Canada, the United States, and China. [2]
Species within Lioplacodes include: [3]
Nucula is a genus of very small saltwater clams. They are part of the family Nuculidae.
Physa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod molluscs in the subfamily Physinae of the family Physidae.
Lymnaea is a genus of small to large-sized air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the subfamily Lymnaeinae ( of the family Lymnaeidae, the pond snails.
Valvata is a genus of very small freshwater snails with an operculum, aquatic gastropod mollusks in the family Valvatidae, the valve snails.
Amnicolidae is a family of small freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the superfamily Rissooidea.
Aplexa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Physidae.
Thaumastus is a genus of tropical air-breathing land snails, terrestrial pulmonate gastropod molluscs in the family Megaspiridae.
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